Application Note 1902 ISL95820EVAL1Z Evaluation Board User Guide Hardware Description Interface Connections The ISL95820EVAL1Z evaluation board demonstrates the performance of the ISL95820 4-phase voltage regulator for Intel VR12.5 and VR12.6 CPUs. The ISL95820 features Intersil's Robust Ripple Regulator R3 Technology™. An on-board dynamic-load generator is included for evaluating the transient-load response. It applies a 300µs pulse of approximately 0.05/0.1load across VCORE and PGND. • VIN: Input voltage to the power stage - J5: VIN positive power input - TP18: VIN positive voltage sense - J6: VIN return power input - TP32: VIN return voltage sense Contents of this document include: • Design criteria • Recommended test equipment • Interface connections • Switch descriptions • Photographs of the evaluation board and PMBus interface module. • Jumper and connector descriptions • Test point descriptions • +5V: +5V input voltage - TP29: +5V positive input - TP16: +5V sense - TP30: +5V return input • +12V: Input voltage for the dynamic-load generator - TP3: 12V positive input - TP2: 12V return input Switch Descriptions • Evaluation board documentation - Bill of materials - Schematic - Silk-screen plots - Board layer plots • S3: Enable - OFF: Short the VR_ON pin to GND (disable PWM) - ON: Allow the VR_ON pin to pull-up to +5V (enable PWM) TABLE 1. DC/DC DESIGN CRITERIA PARAMETER • CPU VCORE: CORE regulated output voltage - J11 and J12: VCORE positive power output - J13 and J14: VCORE return power output VALUE UNITS VIN 12 VDC VO 0 to 2.30 VDC Full-load 100 ADC PWM Frequency 300 kHz • S2: Dynamic load for CPU - OFF: On-board dynamic load disabled - ON: On-board dynamic load enabled Evaluation Board Photograph Recommended Equipment • (Qty. 1) Adjustable 20V, 15A power supply (for VIN) • (Qty. 1) Fixed 5V, 100mA power supply (for VDD) • (Qty. 1) Fixed 12V, 100mA power supply (for the dynamic-load generator) • (Qty. 1) Adjustable constant current electronic load • (Qty. 1) Digital voltmeter • (Qty. 1) Four-channel oscilloscope May 21, 2014 AN1902.1 1 CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. 1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas LLC 2013, 2014. All Rights Reserved Intersil (and design) and R3 Technology are trademarks owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners. Application Note 1902 The ISL95820 evaluation board features an Intel processor socket (reference designator U2), intended for the installation of an Intel VRTT (Voltage Regulator Test Tool) Interposer. This device is required for VR platform validation, to establish compliance with various Intel platform performance specifications. Test Set-Up + J_USB off TP30 VIN D1 JP16 GND GND _ J6 on TP29 +5V TP39 • Power on the evaluation board as previous test set-up procedure. _ • Using the SVID section of the interface, with SVID address 0h, set VID to 1.800V, then click “SEND”. One “ACK” massage will be received for correct communications. 5V + • Voltage meter measurement on TP35/TP36 for ~1.80V will indicate a good on-board SVID emulator. S3 J5 • Connect the evaluation board and PC using USB-mini USB cable inserted into the J_USB receptacle. • Start up Intersil SVID control software. Select the SVID/PMBus Control tab. The USB interface status will turn green for correct connection. Vin _ SVID Test Procedure GND J19 _ J18 _ J16 _ J17 _ J3 PHASE_AVG J2 J1 J4 :|: :|: :|: :|: TP34 VSSSENSE VCCSENSE TP36 TP35 VCORE GND VCORE J14 GND J12 J11 J13 FIGURE 1. TEST SET-UP • Apply VIN (recommend +12V) to J5/J6 and apply +5V to TP29/TP30. LED D1 should be red when S3 is off. Then flip on S3 to start up controller. The following facts need to be established for a good board: - LED D1 turns green. - Voltage meter measurement on TP35/TP36 shows ~1.70V. FIGURE 2. SVID/SMBus EMULATOR SOFTWARE Operation of the PMBus interface requires an Intersil-supplied interface module, as shown in Figure 3. See the ISL95820 datasheet for information about the PMBus interface. FIGURE 3. PMBUS INTERFACE MODULE CONNECTION TO THE EVALUATION BOARD Submit Document Feedback 2 AN1902.1 May 21, 2014 Application Note 1902 Jumper and Connector Descriptions In the following sections, jumpers, connectors, and test points are ordered by reference designator. Items with related functions may be grouped by color. Test Point Descriptions TEST POINT DESCRIPTION TP1 VR_ON, active high TP2 VIN return (ground) for 12V dynamic load supply TP3 VIN for 12V dynamic load supply TP4 COMP pin. This is the voltage feedback error amplifier output, which is the input to the R3™ Modulator. • JCON: Ribbon cable connection to the PMBus interface module. TP5 Ground TP6 FB pin • J1: Set ISEN1 connection. Connect ISEN1 to driver (the middle jumper) for 1-, 2-, 3-, or 4-phase operation. TP7 VR temperature sense NTC pin TP8 VR_HOT#, open-drain temperature fault output pin, pulled up to VTT TP9 IMON pin, DC output current monitor and programming TP10 ISEN1 pin, phase 1 current balance input TP11 ISEN2 pin, phase 2 current balance input TP12 ISEN3 pin, phase 3 current balance input TP13 PGOOD pin, open-drain voltage good status output, pulled up to +3.3V TP14 VSEN, kelvin sense of the output voltage at the load (the U2 Interposer), also response pin for loop transfer function testing. TP15 VSEN1, kelvin sense of the output voltage at the load (the U2 Interposer), also excitation pin for loop transfer function testing. TP16 +5V, VDD (and optional 5V driver) supply sense pin TP17 3.3V return (ground) sense TP18 VIN (12VDC) supply test point TP19 ISUMP pin, part of the output current sense mechanism TP20 ISUMN, part of the output current sense mechanism TP21 ISUMN1, on the ISUMN pin, part of the output current sense mechanism • JUSB: USB cable connection, for running the Intersil SVID control software • JHDR2: Required for programming the USB-to-SVID interface • JTAG1: Required for programming the USB-to-SVID interface • J2: Set ISEN2 connection. Connect ISEN2 to driver (the middle jumper) for 2-, 3-, or 4-phase operation. If ISEN2 is connected to +5V, phase-2 (and phase-3 and phase-4) will be disabled. • J3: Set ISEN3 connection. Connect ISEN3 to driver (the middle jumper) for 3-, or 4-phase operation. If ISEN3 is connected to +5V, phase-3 (and phase-4) will be disabled. • J4: Set ISEN4 connection. Connect ISEN4 to driver (the middle jumper) for 4-phase operation. If ISEN4 is connected to +5V, phase-4 will be disabled. • J5: VIN banana receptacle (red) • J6: VIN return (ground) banana receptacle (black) • J7: ATX 12V connector • J8: ATX AUX POWER connector • J11: VCORE screw lug, for external load connection • J12: VCORE screw lug, for external load connection • J13: Ground screw lug, for external load connection • J14: Ground screw lug, for external load connection • JP16: If the jumper is installed, the +5V rail supplies the +3.3V, +2.5V, 1.2V rails to the auxiliary circuit on the board. When measuring board efficiency, remove the jumper and apply +3.3V to TP37. • J16: Install the jumper to include Phase 2 in the PHASE_AVG resistive sum test point. With the jumper removed, the pin closest to L2 can be used as a Phase 2 test point. • J17: Install the jumper to include Phase 1 in the PHASE_AVG resistive sum test point. With the jumper removed, the pin closest to L1 can be used as a Phase 1 test point. TP22 ISEN4 pin, phase 4 current balance input • J18: Install the jumper to include Phase 3 in the PHASE_AVG resistive sum test point. With the jumper removed, the pin closest to L3 can be used as a Phase 3 test point. TP23 UG1, phase 1 upper FET gate signal TP24 PROG1 pin • J19: Install the jumper to include Phase 4 in the PHASE_AVG resistive sum test point. With the jumper removed, the pin closest to L4 can be used as a Phase 4 test point. TP25 PROG2 pin TP26 PROG3 pin TP27 VDR, phase 4 external driver supply post and test point TP28 FB2 pin • J23: ATX AUX POWER PS_ON# grounding jumper Submit Document Feedback 3 AN1902.1 May 21, 2014 Application Note 1902 Test Point Descriptions (Continued) Test Point Descriptions (Continued) TEST POINT DESCRIPTION TEST POINT DESCRIPTION TP29 +5V supply input connection post. Clip +5V VDD (and optionally +5V driver) supply to this post. J20 TP30 +5V supply return (ground) input connection post. Clip the ground return connection for VDD (and optionally +5V driver) supply to this post. ALERT#, open drain SVID bus signal, oscilloscope grounded-barrel probe connection, for large barrel probes J21 SDA, SVID bus data signal, oscilloscope grounded-barrel probe connection, for large barrel probes J22 SCK, SVID bus clock signal, oscilloscope grounded-barrel probe connection, for large barrel probes J24 4-pin differential-probe VCORE test point. These four pins are arranged to permit differential voltage sensing (with pin-insertion socket diff-probes on 0.1” centers) of (a) VCCSENSE-VSSSENSE; (b) VCORE-GND; (c) VSSSENSE-GND; and (d) VCCSENSE-VCORE. Pins are labeled in the silkscreen. J25 PHASE1 oscilloscope grounded-barrel probe connection, for large barrel probes TP31 VCCP pin, phase 1-3 integrated driver supply post and test point TP32 PGND sense, VIN return (ground) sense point TP33 LG1, phase 1 lower FET gate signal TP34 PHASE_AVG, the resistive summation of the (jumper installed) phase signals TP35 VCCSENSE, kelvin sense of the output voltage at the load. TP36 VSSSENSE, kelvin sense of the output voltage return (ground) at the load. TP37 3.3V rail, output of U9 LDO TP38 VTT, 1.05V rail, output of U8 LDO TP39 Ground TP40 Ground TP41 Ground TP42 Ground TP44 Ground TPW4 PWM4 J9 VCORE oscilloscope grounded-barrel probe connection, for small barrel probes J10 VCORE oscilloscope grounded-barrel probe connection, for large barrel probes J15 Dynamic load current sense, oscilloscope grounded-barrel probe connection, for large barrel probes J17 PHASE1 test point (pin nearest L1). This is also part of the PHASE_AVG test point jumper network. J16 PHASE2 test point (pin nearest L2). This is also part of the PHASE_AVG test point jumper network. J18 PHASE3 test point (pin nearest L3). This is also part of the PHASE_AVG test point jumper network. J19 PHASE4 test point (pin nearest L4). This is also part of the PHASE_AVG test point jumper network. Submit Document Feedback 4 AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART 0 a) C15, C32, C37, C41, C42, C43, CAP, SMD, 0805, DNP-PLACE C46, C47, C50 HOLDER, ROHS 26 a) C22, C31, C39, C40, C44, C45, CAP, SMD, 0805, 22µF, 6.3V, 20%, TDK C48, C49 X5R, ROHS C2012X5R0J226M 17 a) C27, C28, C29, C33, C34, C35, CAP, SMD, 1206, 10µF, 25V, 10%, VENKEL C80, C9N X7R, ROHS C1206X7R250-106KNE 24 a) C74, C77, C78, C126, C128, C133, C135, C136, CAP, SMD, 0402, 0.1µF, 16V, 10%, VENKEL X7R, ROHS C0402X7R160-104KNE 0 a) Q1D1-Q1D4, Q2D1-Q2D4, Q3D1-Q3D4, DO NOT POPULATE OR PURCHASE 8 a) R114, R115, R140, R141, R185, RES, SMD, 0603, 10k, 1/10W, 1%, KOA TF, ROHS RK73H1JT1002F 20 a) R22, R26, R29, R40, R138, R145, R148, R149, RES, SMD,0603, 0, 1/10W, TF, ROHS VENKEL CR0603-10W-000T 9 a) R32, R33, R34, R36, R121, R135, R136, RES, SMD, 0603, 1k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF1001V 0 a) R4, R6, R9, R20, R27, R28, R78, R81, R83, R84, RES, SMD, 0603, DNP-PLACE HOLDER, ROHS 1 AFFIX TO BACK OF PCB LABEL-DATE CODE_BOM REV#_SERIAL# LABEL ON ZIL & QUEL INTERSIL LABEL-DATE CODE 0 b) C10N, CN1-CN8 CAP, SMD, 1206, 10µF, 25V, 10%, VENKEL X7R, ROHS C1206X7R250-106KNE 0 b) C137, C138, C140, C141, C142, C143, C144, CAP, SMD, 0402, 0.1µF, 16V, 10%, VENKEL X7R, ROHS C0402X7R160-104KNE 0 b) C53-C56, C59-C72 CAP, SMD, 0805, 22µF, 6.3V, 20%, TDK X5R, ROHS C2012X5R0J226M 0 b) C75,C76, C83,C85, C86, C88-C99 CAP, SMD, 0805, DNP-PLACE HOLDER, ROHS 0 b) Q4D1-Q4D4 (SUD50N03-06AP-E3-T). DO NOT POPULATE OR PURCHASE 0 b) R142, R146, R147, R150, R1N2, R1N3, R1N4 RES, SMD, 0603, DNP-PLACE HOLDER, ROHS 0 b) R162, R164, R165, R167, R168, R170, RCP RES, SMD, 0603, 0, 1/10W, TF, ROHS 0 b) R200, R201, R204 RES, SMD, 0603, 10k, 1/10W, 1%, KOA TF, ROHS RK73H1JT1002F 0 b) R203, R206 RES, SMD, 0603, 1k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF1001V 5 Bottom Four Corners and Center BUMPONS, 0.44inWx0.20inH, DOMETOP, BLACK 3M SJ-5003SPBL 0 c) C145, C146, C147, C148, C149, C150, C151 CAP, SMD, 0402, 0.1µF, 16V, 10%, VENKEL X7R, ROHS 0 c) R2N1, R2N3, R2N4, R3N1, R3N2, R3N4, R4N1 RES, SMD, 0603, DNP-PLACE HOLDER, ROHS 0 c) RB1-RB4, R12V RES, SMD, 0603, 0, 1/10W, TF, ROHS VENKEL CR0603-10W-000T 4 C1, C13, C20, C101 CAP, SMD, 0603, 0.01µF, 16V, 10%, X7R, ROHS VENKEL C0603X7R160-103KNE Submit Document Feedback 5 VENKEL CR0603-10W-000T C0402X7R160-104KNE AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials (Continued) QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART 0 C12, C14, C30, C36 CAP, SMD, 0603, DNP-PLACE HOLDER, ROHS 6 C17, CB1-CB4, CCP CAP, SMD, 0603, 0.22µF, 25V, 10%, X7R, ROHS TDK C1608X7R1E224K 3 C18, C51, C58 CAP, SMD, 0603, 0.056µF, 16V, 10%, X7R, ROHS MURATA GRM39X7R563K016AD 1 C19 CAP, SMD, 0603, 0.33µF, 16V, 10%, X7R, ROHS VENKEL C0603X7R160-334KNE 6 C1A, C3A, C4A, C5A, C7A, C8A CAP-OSCON, RADIAL, 6.3X9, 560µF, 6.3V, 20%, 7m, ROHS PANASONIC/SANYO 6SEPC560MW 5 C2, C16, C23, C134, CC4 CAP, SMD, 0603, 1µF, 16V, 10%, X5R, ROHS MURATA GRM188R61C105KA12D 3 C200, C201, C202 CAP, SMD, 0603, 1000pF, 16V, 10%, X7R, ROHS VENKEL C0603X7R160102KNE 1 C21 CAP, SMD, 0603, 1800pF, 50V, 10%, X7R, ROHS MURATA GRM39X7R182K050AQ 4 C24, C25, C24A, C25A CAP, RADIAL, 10x13, 56µF, 25V, 20%, ROHS SANYO 25SEP56M 1 C26 CAP, SMD, 0603, 10pF, 50V, 5%, C0G, ROHS YAGEO CC0603JRNP09BN100 2 C3, C11 CAP, SMD, 0603, 1200pF, 50V, 10%, X7R, ROHS PANASONIC ECJ-1VB1H122K 4 C4, C7, C9, C10 CAP, SMD, 0603, 0.022µF, 25V, 10%, X7R, ROHS MURATA GRM188R71E223KA01J 1 C5 CAP, SMD, 0603, 100pF, 50V, 5%, PANASONIC C0G, ROHS ECJ-1VC1H101J 1 C6 CAP, SMD, 0603, 22pF, 50V, 5%, C0G, ROHS C0603C0G500-220JNE 2 C73, C87 CAP, SMD, 0603, 0.1µF, 16V, 10%, MURATA X7R, ROHS GRM39X7R104K016AD 7 C79, C102, C103, C105, C107, C108, C109 CAP, SMD, 0805, 1µF, 16V, 10%, X7R, ROHS C0805C105K4RACTU 1 C8 CAP, SMD, 0603, 560pF, 25V, 20%, VENKEL X7R, ROHS C0603X7R250-561MNE 1 C81 CAP, SMD, 0603, 3900pF, 50V, 10%, X7R, ROHS PANASONIC ECJ-1VB1H392K 1 C82 CAP, SMD, 0603, 0.15µF, 25V, 10%, X7R, ROHS VENKEL C0603X7R250-154KNE 0 d) C154, C155 CAP, SMD, 0402, 0.1µF, 16V, 10%, VENKEL X7R, ROHS C0402X7R160-104KNE 0 d) R4N2, R4N3 RES, SMD, 0603, DNP-PLACE HOLDER, ROHS 1 D1 LED, SMD, 3x2.5mm, 4P, RED/GREEN, 12/20MCD, 2V LUMEX SSL-LXA3025IGC-TR 1 HDR2 CONN-HEADER, 2x5, BRKAWY-2x36, 2.54mm, ROHS BERG/FCI 67996-272HLF 1 J_USB CONN-USB MINI-B RECEPTACLE, TH, 5CIRCUIT, R/A, ROHS MOLEX 54819-0519 Submit Document Feedback 6 VENKEL KEMET AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials (Continued) QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER 3 J10, J15, J25 CONN-SCOPE PROBE TEST PT, COMPACT, PCB MNT, ROHS 4 J11, J12, J13, J14 HDWARE, MTG, CABLE TERMINAL, BERG/FCI 6-14AWG, LUG&SCREW, ROHS KPA8CTP 6 J16, J17, J18, J19, J23, JP16 CONN-HEADER, 1x2, RETENTIVE, 2.54mm, 0.230x0.120, ROHS BERG/FCI 69190-202HLF 4 J1-J4 CONN-HEADER, 2x3, BRKAWY 2x36, 2.54mm, VERTICAL,ROHS BERG/FCI 67996-272HLF 9 J1-J4-Two Center Pins, J16-J19, JP16 CONN-JUMPER, SHORTING, 2PIN, BLACK, GOLD, ROHS SULLINS SPC02SYAN 0 J20, J21, J22 DO NOT POPULATE OR PURCHASE 1 J24 CONN-HEADER, 2x2, BRKAWY 2X36, 2.54mm, VERTICAL,ROHS BERG/FCI 67996-272HLF 1 J5 CONN-GEN, BIND.POST, INSUL-RED, THMBNUT-GND JOHNSON COMPONENTS 111-0702-001 1 J6 CONN-GEN, BIND.POST, INSUL-BLK, JOHNSON COMPONENTS THMBNUT-GND 111-0703-001 1 J7 CONN-HEADER, DUAL, 4P, SHROUDED, NYLON, W/PEGS, ROHS MOLEX 39-29-9042 1 J8 CONN-HEADER, 2x12, 4 SIDED, 4.2mm, VERTICAL, ROHS MOLEX 39-29-9242 1 J9 CONN-SCOPE PROBE TEST PT, COMPACT, PCB MNT, ROHS TEKTRONIX 131-5031-00 1 JCON CONN-HEADER, 2x4, BRKAWY-2X36, 2.54mm, ROHS BERG/FCI 67996-272HLF-2X4 1 JTAG1 CONN-HEADER, SHROUDED, SMD, MOLEX 14P, 2mm PITCH, CENTER SLOT, ROHS 0 L1A-L4A (THCBR1290-221-R) DO NOT POPULATE OR PURCHASE 4 L1B-L4B COIL-PWR INDUCTOR, TH 11x8, 0.3µH, 20%, 60A, ROHS LIANZHEN ELECTRONICS CO., LTD. INC0811-R30M-WM1W 1 Place assy in bag BAG, STATIC, 10x12, ZIP LOC INTERSIL 212403-015 2 Q1, Q14 TRANSISTOR,N-CHANNEL, 3LD, SOT-23, 60V, 115mA, ROHS DIODES, INC. 2N7002-7-F 1 Q15 TRANSISTOR-MOS,N-CHANNEL, SMD, TO-252, 30V, 90A, ROHS VISHAY SUD50N03-06AP-E3 0 QH11, QH21, QH31, QH41 (BSC052N03LS) DO NOT POPULATE OR PURCHASE 4 QH12, QH22, QH32, QH42 TRANSIST-MOS,N-CHANNEL, 30V, INFINEON TECHNOLOGY 57A, SMD, 8P, PG-TDSON-8, ROHS 0 QL11, QL21, QL31, QL41 (BSC011N03LS) DO NOT POPULATE OR PURCHASE 4 QL12, QL22, QL32, QL42 TRANSIST-MOS, N-CHANNEL, 30V, 100A, SMD, 8P, PG-TDSON-8, ROHS INFINEON TECHNOLOGY BSC011N03LS 1 R1 RES, SMD, 0603, 88.7k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-8872FT Submit Document Feedback 7 TEKTRONIX MANUFACTURER PART 131-4353-00 87832-1420 BSC052N03LS AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials (Continued) QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART 1 R10 RES, SMD, 0603, 301, 1/10W, 1%, TF, ROHS KOA RK73H1JT3010F 1 R102 RES, SMD, 0603, 49.9k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-4992FT 2 R104, R105 RES, SMD, 0603, 11, 1/10W, 1%, VENKEL TF, ROHS CR0603-10W-11R0FT 1 R106 RES, SMD, 2512, 0.22, 1W, 1%, TF, ROHS DALE WSL-2512-R220F 1 R107 RES, SMD, 2512, 0.1, 1W, 1%, TF, DALE ROHS WSL-2512-R100F 1 R11 RES, SMD, 0603, 3.16k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF3161V 1 R113 RES, SMD, 0603, 49.9, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-49R9FT 4 R12, R13, R15, R103 RES, SMD, 0603, 499, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-4990FT 1 R120 RES, SMD, 0603, 1.10k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF1101V 1 R137 RES, SMD, 0603, 22.6, 1/10W, 1%, TF, ROHS VISHAY/DALE CRCW060322R6FKEA 1 R155 RES, SMD, 0603, 15k, 1/10W, 1%, PANASONIC TF, ROHS ERJ-3EKF1502V 1 R16 RES, SMD, 0603, 102k, 1/10W, 1%, TF, ROHS ERJ-3EKF1023V 7 R17, R18, R35, R88, R90, R92, R94 RES, SMD, 0603, 10, 1/10W, 1%, KOA TF, ROHS 0 R175, R176 RES, SMD, 0402, DNP, DNP, DNP, TF, ROHS 2 R19, R21 RES, SMD, 0603, 10k, 1/10W, 0.1%, MF, ROHS PANASONIC ERA-3YEB103V 1 R2 RES, SMD, 0603, 9.53k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-9531FT 1 R202 RES, SMD, 0603, 5.62k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF5621V 1 R205 RES, SMD, 0603, 1.4k, 1/10W, 1%, YAGEO TF, ROHS RC0603FR-071K4L 2 R23,R25 RES, SMD, 0603, 1k, 1/10W, 0.1%, PANASONIC MF, ROHS ERA-3AEB102V 2 R24,R31 RES, SMD, 0603, 5.1MEG, 1/10W, VISHAY/DALE 1%, TF, ROHS CRCW06035M10FKEA 1 R3 RES, SMD, 0603, 64.9k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-6492FT 1 R30 RES, SMD, 0603, 383, 1/10W, 1%, TF, ROHS YAGEO RC0603FR-07383RL 1 R37 RES, SMD, 0603, 1, 1/10W, 1%, PANASONIC TF, ROHS ERJ-3RQF1R0V 1 R38 RESISTOR, SMD, 0603, 11k, 1/10W, 1%, TF, ROHS ERJ-3EKF1102V Submit Document Feedback 8 PANASONIC PANASONIC RK73H1JT10R0F AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials (Continued) QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART 1 R41 RES, SMD, 0603, 2.61k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-2611FT 1 R42 THERMISTOR, SMD, 0603, 10k, 1/10W, 5%, B-VALUE = 4201-4300K PANASONIC ERT-J1VR103J-T 1 R46 THERMISTOR-NTC, SMD, 0603, 470k, 1/10W, 5%, B-VALUE = 4500, ROHS MURATA NCP18WM474J03RB-T 1 R49 RES, SMD, 0603, 3.83k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-3831FT 2 R5, R14 RES, SMD, 0603, 56.2, 1/10W, 1%, TF, ROHS YAGEO RC0603FR-0756R2L 4 R63, R65, R67, R69 RES, SMD, 0603, 3.65k, 1/10W, 1%, TF, ROHS YAGEO RC0603FR-073K65L 1 R7 RES, SMD, 0603, 140k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-1403FT 4 R71, R72, R73, R74 RES, SMD, 0603, 100k, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-1003FT 4 R8, R109, R143, R144 RES, SMD, 0603, 100, 1/10W, 1%, TF, ROHS VENKEL CR0603-10W-1000FT 1 R80 RES, SMD, 0603, 27.4k, 1/10W, 1%, TF, ROHS PANASONIC ERJ-3EKF2742V 2 S2,S3 SWITCH-TOGGLE, SMD, 6PIN, SPDT, ITT INDUSTRIES/C&K DIVISION 3POS, ON-OFF-ON, ROHS GT13MSCBE 1 S4 DIODE-DUAL SWITCHING, SMD, SOT23, 75V, 0.3A, 350mW, ROHS BAV99-7-F 38 TP1,TP4-TP26, TP28, TP32-TP42, TP44, TPW4 CONN-MINI TEST POINT, VERTICAL, KEYSTONE WHITE, ROHS 5002 6 TP2, TP3, TP27, TP29-TP31 CONN-TURRET, TERMINAL POST, TH, ROHS KEYSTONE 1514-2 1 U1 IC-MULTI-PHASE PWM CONTROLLER, 40P, TQFN, ROHS INTERSIL ISL95820CRTZ 1 U10 OSC-CLOCK, CRYSTAL, SMD, 5x7, 3.3V, 100MHz, 25ppm, ROHS CONNOR-WINFIELD CWX813-100.0M 1 U11 IC-FLASH, 32k, MICROCONTROLLER, 48P, TQFP, 25MIPS, ROHS SILICON LABORATORIES C8051F348-GQ 1 U12 IC-PLATFORM FLASH PROM, 1Mb, 20P, TSSOP, ROHS XILINX XCF01SVOG20C 1 U13 IC-STD.FPGA SPARTON-3, SMD, 100P, VTQFP, ROHS XILINX XC3S50-4VQG100C 0 U14 (FXLP34P5X) DO NOT POPULATE OR PURCHASE 1 U2 (BACKPLATE) CONN-CPU BACK PLATE W/SCREWS, 115XP,LGA, ROHS FOXCONN PT44P18-6401 1 U2 (ILM) CONN-CPU ILM, 115XP, LGA, ROHS FOXCONN PT44L61-6401 1 U2 (SOCKET) CONN-CPU SOCKET H3, SMD, 1150P, LGA, ROHS FOXCONN PE115027-4041-01F 1 U2 ASSY SCREW-SHOULDER, F.U.W. LGA1156 SKT, STAINLESS, ROHS TYCO ELECTRONICS 2013884-1 Submit Document Feedback 9 DIODES INC. AN1902.1 May 21, 2014 Application Note 1902 Bill of Materials (Continued) QTY REFERENCE DESIGNATOR DESCRIPTION MANUFACTURER MANUFACTURER PART 2 U2 ASSY SCREW-ILM, F.U.W. LGA1156 ILM SKT, STAINLESS, ROHS TYCO ELECTRONICS 2040979-1 1 U4 IC-ADJ.SHUNT REGULATOR, SMD, SOT-23, 1.2V, ROHS NATIONAL SEMICONDUCTOR LMV431AIMF/NOPB 1 U5 IC-HI FREQ BRIDGE DRIVER, 8P, SOIC, 100V, ROHS INTERSIL HIP2100IBZ 3 U6, U8, U9 IC-ADJ.V,1A LDO REGULATOR, 10P, INTERSIL DFN, 3X3, ROHS ISL80101IRAJZ 1 UD4 IC-DUAL MOSFET DRIVER, 8P, DFN, INTERSIL 2X2, ROHS ISL6625ACRZ PWB-PCB, ISL95820EVAL1Z, REVD, ROHS ISL95820EVAL1ZREVDPCB 1 Submit Document Feedback 10 TBD AN1902.1 May 21, 2014 10 1 2 J24 4 1 4 3 2 3 R18 10 VCCSENSE 0.022UF VCCSENSE OPEN TP35 TP36 C13 IN VSSSENSE 0.01UF 3900PF TP21 ISUMN1 RTN CCP 1UF C17 0.22UF C2 0 12 2 VIN 1UF C23 TP29 TP30 10K R19 499 1 RED 2 R15 R13 499 3 GRN D1 2.61K R41 IN ISUMP Q1 1 PGOOD 2N7002 10K NTC 2 2 R42 0.33UF R38 5.1M C19 5.1M 34 OUT R31 C18 C82 IN OUT R24 10 ISUMP +5V TP19 OUT BOOT1 11K PH1 0.056UF UG1 IN ISUMN PLACE NEAR L1 R109 100 JP16 1 0.22UF RCP IN 0.15UF 1UF C81383 C12 UG2 OUT PH2 OUT BOOT2 OUT LG1 OUT 21 R30 IN +5V OUT UGATE1 PHASE1 R37 VSEN TP31 OUT +3.3V 20 19 BOOT1 18 VDD ISUMP 17 16 ISUMN RTN 15 14 TP14 LG2 22 LGATE1 EP 26 23 BOOT2 ISEN4 LG3 24 PHASE2 FB3 27 OUT 25 UGATE2 FB2 TP16 OUT PH3 28 VCCP ISL95820CRTZ FB OUT UG3 29 R35 COMP BOOT3 30 LGATE2 C16 C7 0.022UF TP17 -----> 1 C4 C20 ISEN1 ISEN2 ISEN3 ISEN4 3 3 64.9K 31 32 VIN U1 NTC 0.022UF 0.022UF IN PWM4 33 PROG3 PROG2 34 35 PROG1 LGATE3 ISEN1 41 R22 3 9.53K R3 R1 R2 1K 1K 37 36 I2CLK I2DATA 38 SDA VR_HOT# 13 15K PHASE3 C14 VCORE 39 40 10 UGATE3 IMON VSEN1 R155 C8 9 FB2 ALERT# SCLK 1200PF R28 R11 PGOOD DNP 100PF C11 3.16K C9 +5V TP22 2 4 6 R25 R23 R8 100 8 TP28 R10 301 0 5VIN BOOT3 C10 R17 IN R7 140K 2 +5V 4 6 J1 12 34 56 FB OUT VR_ON 1 TP12 ISEN1 IN 1 3 5 12 34 56 DNP R6 1 3 5 7 C5 PWM4 TP13 ISEN2 IN 5 2 +5V 4 6 TP11 J2 4 0 TP10 12 34 56 C36 ISEN3 IN 1 3 5 +5V C30 J3 2 4 6 C6 22PF OPEN 12 34 56 2 3 102K 560PF R80 R49 2 C3 1200PF COMP 1 R46 TP5 TP4 OPEN J4 1 3 5 PGOOD IMON TP37 +3.3V VIN OUT 1 6 TP6 27.4K 3.83K NTC TP7 ISEN4 IN 1800PF TP9 R16 VR_HOT# PROG3 ISEN3 499 C21 TP15 VTT R12 VR_ON 0.01UF 0.01UF 10K TP26 R40 0 0 IN 4 PROG1 0 R168 VR_HOT# TP8 R21 VCCINT1V2 C1 SCLK P2 OUT R167 IN IN J22 2 TP20 ISUMN TITLE: DATE: ENGINEER: PAGE: FIGURE 4. ISL95820EVAL1Z REV D SCHEMATIC, CONTROLLER, 1 OF 9 ISL95820 EVAL BOARD 1Z REV D.2 CONTROLLER 08/27/2013 1 OF 9 Application Note 1902 ON VCLK SCLK_SKT 2 1 SCLK 1 4 I2CLK ISEN2 SOCKET SIDE 2 TP24 I2DATA OUT 0 TP1 OFF 3 P1 S3 0 J21 SDA 1 4 PROG2 11 IN R14 ALERT# VR_ON R164 R29 SMCLK 56.2 IN R170 R5 ALERT#_SKT 2 TP25 56.2 ALERT_S IN R20 I2DATA SMDATA J20 ALERT#1 0 0 SOCKET SIDE DNP IN R26 0 12 R162 IN R9 SDA I2CLK IN R27 R165 IN DNP 2 4 6 8 DNP C87 11 1 3 5 7 VIDIO SDAT_SKT JCON SCLK SOCKET SIDE 88.7K IN IN ALERT# SDA +5V OPEN VTT 0.1UF Submit Document Feedback ISL95820EVAL1Z Rev D Schematics AN1902.1 May 21, 2014 J9 OUT V2P R72 R81 100K DNP V2N 2 --> AN1902.1 May 21, 2014 FIGURE 5. ISL95820EVAL1Z REV D SCHEMATIC, POWER STAGE PHASE 1/2, 2 OF 9 -> VCORE 1 2 4 TITLE: DATE: ENGINEER: PAGE: ISL95820 EVAL BOARD 1Z REV D.2 POWER STAGE PHASE1/2 C98 OPEN OPEN C99 OPEN OPEN C85 OPEN 22UF C45 22UF OPEN 22UF C44 OPEN C76 22UF C72 C68 C64 22UF 22UF C60 C54 22UF 22UF C48 OPEN C41 22UF C15 C69 22UF C65 C61 22UF 22UF C55 OPEN C42 C96 4 OPEN C95 OPEN C86 22UF OPEN C94 C22 22UF C70 C66 22UF 22UF C62 C56 22UF C93 OPEN C92 C91 OPEN OPEN C90 OPEN C89 OPEN C88 OPEN 1K OPEN PHASE_AVG 3 R32 C43 PGND C97 ISUMN DNP C40 OPEN C83 OPEN C75 22UF C71 22UF C67 22UF C63 C59 22UF 22UF C53 22UF 10 R88 3 2 1 2 2 2 2 2 2 2 2 DNP 3 X1 1 X2 1 2 2 C2A 5 5 C8A 560UF 560UF C7A DNP C6A 560UF C5A C4A 560UF 1 1 1 1 1 1 1 1 560UF C3A DNP 560UF C1A V1N 0.056UF L2A 2 C58 220UH DNP R4N1 100K 10 2 12 2 V4N R78 ISUMN 1 X4 DNP R3N1 R2N1 R71 DNP R90 J16 DNP V3N V2N R63 3.65K 3 2 1 V1P OUT CLOSE TO THE PROBE SOCKET 220UH R4N2 PHASE2 3 2 1 3 2 1 2 C24 C33 C46 OPEN C47 OPEN 22UF C39 C37 OPEN OPEN C32 C50 OPEN 22UF C49 C31 22UF 5 5 10UF CN2 10UF CN1 10UF 10UF C27 56UF PHASE_AVG ------ 2 1 L1A V4N QL22 R3N2 1 DNP 4 PHASE1 ISEN1 ISUMP TP40 LG1 1 V3N 1 QL21 1K R1N2 0.22UF QH22 2 CB2 0 5 VIN R33 V1N X3 1 LG2 10UF VIN 12 2 ISEN2 OUT R65 RB2 4 4 J25 3.65K QH21 1 2 ISUMP BLACK 3 2 1 5 TP33 TP18 5 UG2 PH2 3 2 1 CN4 0.22UF QL12 4 J17 TP39 TP34 1 PLACE CLOSE TO BULK CAPS 4 OUT J13 J10 1 J14 CLOSE TO THE PROBE SOCKET 1 CENTERED IN THE CPU SOCKET 08/27/2013 2 OF 9 Application Note 1902 VCORE 10UF 0 QL11 4 1 OUT CENTERED IN THE CPU SOCKET CB1 4 ---------- -> CN3 RB1 QH12 TP44 BOOT2 10UF IN LG1 C34 10UF PH1 4 3 2 1 IN UG1 5 IN 3 2 1 IN ------ -----------> BOOT1 3 4 5 IN IN 0.056UF J6 C28 VDR 56UF 0 1 R12V C25 4 3 IN C51 TP32 2 3 RED UG1 QH11 OUT 4 J5 TP23 OUT 1 IN OUT J7 2 12 1 2 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) J11 1 J12 1 5 J18 1K 2 X6 DNP R92 DNP R4N3 V4N ISEN3 R1N3 R67 ISUMP 5 1K R84 100K DNP R94 DNP R3N4 V3N DNP R2N4 V2N DNP ISEN4 R1N4 V1N ISUMN OUT AN1902.1 May 21, 2014 FIGURE 6. ISL95820EVAL1Z REV D SCHEMATIC, POWER STAGE PHASE 3/4, 3 OF 9 V4N 10 1 R74 OUT OUT TP27 V4P 3.65K LG4 2 X8 2 4 1 QL42 L4A 220UH 2 1 5 4 PHASE_AVG R36 12 2 PHASE4 ISL6625A VDR J19 R69 5 EP IN QL41 1 X7 0.22UF 4 3 2 1 5 0 3 2 1 LVCC LGATE 6 3 2 1 PWM GND 7 CB4 QH42 ISUMP 10PF C26 9 DNP R4 PWM4 VCC RB4 1UF 4 BOOT PH4 BOOT4 8 CC4 TPW4 3 PHASE 4 TP42 2 PWM4 IN UGATE 3 2 1 UG4 UD4 1 5 10UF CN8 10UF 10UF CN7 C9N 10UF 56UF C10N 2 C25A 1 VIN QH41 VCORE Application Note 1902 OUT OUT OUT ISUMN 100K V3N 10 1 R83 3.65K PHASE3 R73 V1N 3 2 1 V3P DNP 4 QL32 X5 4 QL31 1 0.22UF 2 DNP R2N3 5 5 220UH 2 L3A V2N 3 2 1 0 TP41 13 CB3 PHASE_AVG R34 12 2 3 2 1 1 1 RB3 LG3 IN 4 QH32 3 2 1 BOOT3 IN 4 QH31 UG3 PH3 IN IN 5 10UF CN6 10UF 10UF CN5 C35 10UF C29 56UF C24A 1 VIN 2 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) VIN 3 1 VCORE IN VIN Q1D4 SUD50N03_07 1 Q2D1 SUD50N03_07 UG2 IN PH2 1 .3UH VCORE 2 3 Q2D4 SUD50N03_07 VIN 2 2 IN 1 3 LG2 Q2D3 SUD50N03_07 L2B Application Note 1902 1 IN Q2D2 SUD50N03_07 1 2 IN 2 2 2 .3UH 3 3 LG1 IN Q1D3 SUD50N03_07 L1B 2 1 1 2 PH1 Q1D2 SUD50N03_07 3 IN 1 Q1D1 SUD50N03_07 2 14 IN UG1 3 1 2 2 IN 3 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) 1 3 IN VIN 2 2 VCORE 1 Q4D1 SUD50N03_07 IN UG4 PH4 1 LG4 Q4D3 SUD50N03_07 3 IN Q4D2 SUD50N03_07 3 IN 1 1 2 Q3D4 SUD50N03_07 1 Q4D4 SUD50N03_07 3 1 2 3 3 IN Q3D3 SUD50N03_07 L3B .3UH 2 1 LG3 1 2 PH3 3 IN Q3D2 SUD50N03_07 3 UG3 1 2 IN Q3D1 SUD50N03_07 AN1902.1 May 21, 2014 FIGURE 7. ISL95820EVAL1Z REV D SCHEMATIC, POWER STAGE DUAL LAYOUT, 4OF 9 L4B .3UH 2 VCORE ON BOARD DYNAMIC LOAD TP3 +12V U5 7 VSS 15 3 HO LI 6 4 HS HI 5 VCORE IN R104 HIP2100 S4 11 2 1 1 4 17 6 18 7 19 8 20 9 21 10 22 11 23 12 24 J23 PS_ON# 12 2 J15 OFF TP38 FIGURE 8. ISL95820EVAL1Z REV D SCHEMATIC, DYNAMIC LOAD EMULATOR AND AUX POWER, 5 OF 9 SS PG GND EP ISL80101IRAJZ 0 R145 SENSE/ADJ ENABLE LOCAL3.3V 3 4 5 11 1UF NC 1 2 C109 VOUT R202 6 VOUT VIN 5.62K 11 7 10K VIN 1K ISL80101IRAJZ 5 8 R201 1000PF EP 4 1UF GND 3 C201 SS PG 9 C108 SENSE/ADJ ENABLE 2 1UF NC 10 1.1K VOUT C107 VIN VTT 1 R120 VOUT 1K 6 U9 VIN R121 7 1000PF 11 8 R200 10K 1UF EP ISL80101IRAJZ 5 C200 GND 4 C105 SS PG 1UF SENSE/ADJ ENABLE 3 9 1.4K NC 10 OUT 2 C103 VOUT VCCINT1V2 R205 VIN 1 1K 6 VOUT R206 7 1000PF 1UF C102 0.01UF C101 C202 2 LMV431A 3 10K 10K U4 1 R115 8 OUT R204 10K R114 49.9 VCCAUX2V5 9 U8 VIN R203 U6 10 R113 5VIN VTT AUXILIARY POWER SUPPLY IN 5 13 14 15 16 1 17 18 19 20 21 22 23 24 P2 10UF C80 1 2 IN +3.3V 16 2 2 S2 15 Application Note 1902 2N7002 14 4 Q15 R106 2 499 Q14 1 13 3 SUD50N03_07 3 P1 1 BAV99 11 ON 3 R102 49.9K R105 R103 3 1 1 2 3 HB R107 2 1 2 3 4 +5V 5 6 7 8 9 +12V 10 11 12 +3.3V 8 LO 0.10 1UF J8 VDD 2 1 3 C79 0.22 TP2 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) AN1902.1 May 21, 2014 26 25 13 0.1UF R136 R135 1K 1K IN HDR2 1 2 3 4 5 6 C126 0.1UF TMS TCK TDO IN VCCINT1V2 IN VCCAUX2V5 7 8 9 10 IN +3.3V R138 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 JTAG1 R146 110 DNP OUT C73 C128 0.1UF 0.1UF C150 0.1UF R147 VCCAUX2V5 VCCO3V3 0.1UF 110 0 ALERT_S 0.1UF DNP R149 VIDIOOUT C151 110 CCLK VCLK OUT U12 100 R144 R142 DNP 1 1 D0 VCCJ 20 2 (DNC) VCCO 19 3 CLK VCCINT 18 TDO 17 TMS (DNC) 16 TCK (DNC) 15 CF (DNC) 14 JTAG_TDI 100 4 TMS 5 TCK 6 PROG 7 INITB 8 VCCO3V3 VCCO3V3 TMS TCK TDO JTAG_TDI DAI VREF R143 VTT 2 4 6 8 10 12 14 VCCO3V3 VCCINT1V2 C149 0.1UF DNP C78 0.1UF C77 0.1UF 26 C2D 14 DATA715 DATA616 DATA517 DATA4 18 DATA3 19 DATA2 20 DATA121 DATA0 22 ADDR7 23 ADDR6 24 C136 C154 C148 0.1UF 9 10 TDI OE/RESET (DNC) CE CEO 13 (DNC) 12 GND 11 VCCO3V3 FPGA_TDI C155 27 3 GND R150 28 DATA0 27 DATA1 28 29 C144 DATA2 30 VCCO3V3 31 0.1UF DATA3 32 VCCAUX2V533 34 C145 DATA4 35 DATA5 0.1UF DATA6 36 DATA7 37 100MHZ 38 39 C137 29 Y 0.1UF P3.5 30 P3.6 P3.4 VBUS P3.7 REGIN 31 10K P3.3 32 R185 P3.2 VDD 33 XC3S50 100 PIN 0.1UF P3.1 D- 34 VCCINT1V2 VCCO3V3 DIN C8051F340 35 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 IO_L01N_2/VRP_2 IO_L01P_VRN_2 GND IO_L21N_2 IO_L21P_2 VCCO_2 VCCINT IO_L24N_2 IO_L24P_2 GND IO_L40N_2 IO_L40P_2/VREF_2 IO_L40N_3/VREF_3 IO_L40P_3 IO_L24N_3 IO_L24P_3 IO VCCAUX VCCO_3 GND IO IO_L01N_3/VRP_3 IO_L01P_3_VRN_3 CCLK DONE C147 P2.0 P2.1 P1.7 P1.6 P1.5 P1.4 P1.3 P3.0 36 4 VIDIO 2 A VTT U13 0.1UF 37 38 RD# WR# ADDR8 ADDR9 39 40 41 42 43 44 45 46 P2.7 GND P4.0 12 P1.2 P1.1 P1.0 P0.7 U11 P0.0 P4.6 11 0.1UF C135 1UF 10 0.1UF P2.6 D+ 9 UC3.3V P2.5 P0.1 P4.1 8 P0.2 P4.2 7 P2.4 P4.3 6 P2.3 P0.3 P4.4 5 P2.2 P0.4 P4.5 4 P0.5 P4.7 3 /RST/C2CK 2 P0.6 R175 IN SMDATA IO_L01P_7/VRN_7 IO_L01N_7/VRP_7 GND IO_L21P_7 IO_L21N_7 VCCO_7 VCCAUX IO_L23P_7 IO_L23N_7 GND IO_L40P_7 IO_L40N_7/VREF_7 IO_L40P_6/VREF_6 IO_L40N_6 IO_L24P_6 IO_L24N_6/VREF_6 IO VCCINT VCCINT1V2 VCCO_6 VCCO3V3 GND IO IO_L01P_6/VRN_6 IO_L01N_6/VRP_6 M1 M0 1 VCC1 XCF01SVOG2C 3 5 7 9 11 13 0 VCCO3V3 C133 0.1UF U10 1 E/D VDD 4 2 GND OUT 3 CWX813 R137 22.6 VREF 100MHZ VTT R140 10K R141 10K TITLE: DATE: ENGINEER: PAGE: ISL95820 EVALUATION BOARD 1Z REV D.2 SVID EMULATOR AN1902.1 May 21, 2014 FIGURE 9. ISL95820EVAL1Z REV D SCHEMATIC, 5VID EMULATOR, 6 OF 9 08/08/2013 6 OF 9 Application Note 1902 IN 1 ADDR8 1 ADDR9 2 3 ADDR10 4 ADDR11 5 0.1UF VCCO3V3 6 VCCAUX2V5 7 ADDR12 8 0.1UF ADDR13 9 C141 10 ADDR10 ADDR14 11 ADDR15 12 ADDR11 ADDR0 13 ADDR1 14 ADDR12 ADDR2 15 ADDR3 16 C142 ADDR130.1UF ADDR4 17 18 19 ADDR14 20 ADDR5 21 ADDR15 0.1UF ADDR6 22 ADDR0 C143 ADDR7 23 24 25 ADDR1 ADDR2 ADDR3 ADDR4 ADDR5 C140 1K R176 1K SMCLK 47 48 +5V C2D 16 7 J_USB VCC FXLP34P5X 40 41 42 43 44 45 46 47 48 49 50 6 J_USB C134 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 5 J_USB C146 J_USB DAI TDI PROG_B HSWAP_EN IO_L01N_0/VRP_0 IO_L01P_0/VRN_0 GND VCCO3V3 VCCO_0 VCCINT1V2 VCCINT IO_L31N_0 IO_L31P_0/VREF_0 IO_L32N_0/GCLK7 IO_L32P_0/GCLK6 IO_L32N_1/GCLK5 IO_L32P_1/GCLK4 IO_L31N_1/VREF_1 IO_L31P_1 VCCAUX2V5 VCCAUX VCCO3V3 VCCO_1 GND IO IO_L01N_1/VRP_1 IO_L01P_1/VRN_1 TMS TCK TDO 4 C138 3 J_USB U14 5 M2 IO_L01P_5/CS_B IO_L01N_5_RDWR_B GND IO_L28P_5_D7 VCCO_5 IO_L28N_5/D6 VCCAUX IO_L31P_5/D5 IO_L31N_5/D4 IO_L32P_5/GCLK2 IO_L32N_5/GCLK3 IO_L32P_4/GCLK0 IO_L32N_4/GCLK1 IO_L31P_4/DOUT/BUSY GND IO_L31N_4/INIT_B IO_L30P_4/D3 IO_L30N_4/D2 VCCINT VCCO_4 IO_L27P_4/D1 IO_L27N_4/DIN_D00 IO_L01P_4/VRN_4 IO_L01N_4/VRP_4 0 2 J_USB FPGA_TDI PROG C74 0.1UF WR# RD# R148 1 J_USB 0.1UF Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) U2 U2 17 RSVD VSS RSVD VSS RSVD RSVD VCCIN VCCIN VCCIN VCCIN RSVD RSVD RSVD VSS VCCIN VCCIN VSS VSS VCCIN VCCIN VSS RSVD VSS VSS VSS VSS RSVD VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VSS VSS RSVD VSS RSVD RSVD RSVD RSVD RSVD VSS VCCIN VCCIN VSS VSS VCCIN VCCIN VSS VCCIN VSS RSVD RSVD VSS RSVD RSVD VSS 1/9 VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN RSVD VSS RSVD VSS VSS VSS VSS VCCIN VCCIN VSS VSS VCCIN VSS VCCIN VSS VSS VSS RSVD RSVD VSS VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VSS RSVD RSVD RSVD VSS RSVD VSS VSS VSS VCCIN VCCIN VSS VSS VCCIN VSS RSVD RSVD RSVD VSS VSS VCCIN VCCIN INTEL_1150_R7 E24 E25 E27 E28 E30 E31 E33 E34 E35 F15 F16 F18 F19 F21 F22 F24 F25 F27 F28 F30 F31 F32 F33 F34 G15 G16 G18 G19 G21 G22 G24 G25 G27 G28 G30 G31 G32 G33 H13 H14 H15 H16 H18 H19 H21 H22 H24 H25 H27 H28 H30 H31 H32 J12 J15 J16 J18 J19 J21 J22 J24 J25 J27 J28 J30 J31 K15 K16 K18 K19 K21 K22 K24 K25 K27 K28 K30 L13 L14 L15 L16 L18 L19 L21 L22 L24 L25 L27 L28 L30 M14 M15 M16 M18 M19 M21 M22 M24 M25 M27 M28 M30 T33 T34 T35 T36 T37 T38 T39 T40 U33 U34 U35 U36 U37 U38 U39 U40 W33 W34 W35 W36 W37 W38 VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VSS VSS VSS VCCIN VCCIN VSS VSS VCCIN VCCIN VSS VSS VSS VSS VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VCCIN VSS VCCIN VSS VSS VCCIN VCCIN VSS VSS VCCIN VCCIN VSS VSS VSS VSS RSVD VSS RSVD VSS RSVD VSS RSVD VSS RSVD RSVD RSVD VSS RSVD VSS VSS VSS VSS VSS RSVD VSS RSVD VSS VSS VSS RSVD VSS VCCIO_2PCH VSS VSS VSS VDDQ VSS VDDQ VDDQ VSS VSS RSVD RSVD VSS RSVD RSVD VSS VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD RSVD VSS VSS VSS VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD VSS RSVD VSS VSS RSVD RSVD VSS RSVD RSVD RSVD VSS RSVD VSS RSVD VSS RSVD A7 A11 B9 D6 D10 E3 E4 G3 G4 J3 J4 J7 J8 L3 L4 L7 N3 N4 N7 R3 R4 R7 U3 U4 U7 V8 W3 AA3 AB8 AF8 AG33 AJ16 AJ17 AJ26 AJ28 AJ29 AJ31 AJ32 AK15 AK17 AK19 AK21 AK23 AK27 AK30 A17 A23 A26 A29 VTT Y33 Y34 Y35 Y36 Y37 Y38 AB33 AB34 AB35 AB36 AB37 AB38 AB39 AB40 AC33 AC34 AC35 AC36 AC37 AC38 AC39 AC40 2/9 VCORE INTEL_1150_R7 B6 B10 B13 B14 B17 B23 B26 B29 B32 B35 B38 C7 C8 C11 C12 C17 C20 C23 C26 C29 C32 C35 D2 D4 D5 D9 D17 D20 D23 D26 D29 D32 D37 D39 E7 E8 E11 E12 E17 E20 E23 E26 E29 E32 E36 F1 F2 F5 F6 F9 F10 F13 F14 F17 F20 F23 F26 F29 F35 F37 F39 G7 G8 G11 G12 G17 G20 G23 G26 VSS VSS VCCIN VCCIN RSVD VSS RSVD RSVD RSVD VSS VSS VCCIN VSS VCCIN VSS RSVD RSVD RSVD VSS RSVD RSVD VSS VCCIN VCCIN VCCIN VCCIN VSS RSVD VSS VSS VSS RSVD VSS VSS VCCIN VSS VSS RSVD VSS VSS RSVD RSVD RSVD VSS VSS VCCIN VCCIN VCCIN VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VCCIN VSS VCCIN VCCIN RSVD RSVD VSS RSVD VSS VSS VSS RSVD VCCIN VCCIN 3/9 VCCIN VCCIN VSS RSVD RSVD RSVD VSS VSS VSS VCCIN VSS VCCIN VCCIN VCCIN RSVD VSS RSVD RSVD VSS VCCIN VCCIN VCCIN VCCIN VSS RSVD RSVD RSVD RSVD RSVD VSS VSS VSS VCCIN VSS VCCIN VCCIN VCCIN VCCIN RSVD RSVD VSS RSVD VCCIN VCCIN VCCIN VCCIN VCCIN VSS RSVD VSS VSS RSVD VCCIN VSS VCCIN VSS VCCIN VCCIN VSS VSS RSVD VSS RSVD VSS VSS RSVD RSVD VSS RSVD VSS RSVD VSS RSVD RSVD INTEL_1150_R7 VCORE AN1902.1 May 21, 2014 FIGURE 10. ISL95820EVAL1Z REV D SCHEMATIC, CPU SOCKET PART 1, 7 OF 9 G29 G34 H1 H2 H5 H6 H9 H17 H20 H23 H26 H29 H33 H35 H37 H39 J11 J17 J20 J23 J26 J29 J32 K1 K2 K5 K6 K12 K13 K14 K17 K20 K23 K26 K29 K31 K33 K35 K37 K39 L8 L10 L17 L20 L23 L26 L29 M1 M2 M5 M6 M9 M17 M20 M23 M26 M29 M33 M35 M37 M39 N8 P1 P2 P5 P6 P36 P38 P40 R8 R33 R35 R37 R39 Application Note 1902 A12 A13 A14 A15 A16 A18 A24 A25 A27 A28 B15 B16 B18 B24 B25 B27 B28 B30 B31 B33 B34 C15 C16 C18 C19 C21 C22 C24 C25 C27 C28 C30 C31 C33 C34 C36 D13 D14 D15 D16 D18 D19 D21 D22 D24 D25 D27 D28 D30 D31 D33 D34 D35 D36 E15 E16 E18 E19 E21 E22 U2 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) U2 18 VSS VSS VSS RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD VSS RSVD VSS VSS RSVD VSS RSVD RSVD VSS VSS RSVD VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD VSS VSS VSS VSS RSVD RSVD RSVD VSS RSVD RSVD VSS VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD VSS VDDQ VDDQ VSS VDDQ VDDQ VSS VSS VSS VSS VSS VSS VSS 4/9 VSS VSS VSS VSS VSS VSS RSVD VSS RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS RSVD VSS VSS VSS RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS VSS RSVD VSS VSS VSS RSVD RSVD VSS VSS VSS VSS VSS VSS VSS AK7 AK8 AK9 AK10 AK13 AK14 AK16 AK28 AK31 AK32 AK33 AK34 AK35 AK36 AK37 AK40 AL5 AL11 AL14 AL30 AL36 AM1 AM2 AM3 AM4 AM5 AM11 AM14 AM17 AM27 AM30 AM36 AM37 AM38 AM39 AM40 AN5 AN6 AN7 AN8 AN9 AN10 AN11 AN14 AN30 AN31 AN32 AN33 AN34 AN35 AN36 AP1 AP4 AP5 AP11 AP14 AP17 AP27 AP30 AP36 AP37 AP40 AR5 AR11 AR14 AR17 AR27 AR30 AR36 ALERT#_SKT U2 L31 VCORE L32 B36 M32 AT1 AT2 AT3 AT4 AT5 AT6 AT7 AT8 AT9 AT10 AT12 AT13 AT15 AT16 AT17 AT28 AT29 AT30 AT31 AT32 VCCIN VCCIN VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VDDQ VSS VSS VSS RSVD VSS 5/9 RSVD VSS RSVD VSS RSVD VSS VSS RSVD RSVD RSVD RSVD RSVD VSS VSS RSVD VDDQ VDDQ RSVD RSVD VSS RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD VDDQ AT33 AT34 AT35 AT36 AT37 AT38 AT39 AT40 AU1 AU4 AU6 AU8 AU34 AV3 AV6 AV10 AV11 AV14 AV35 AV38 AW6 AW10 AW11 AW14 AW36 AY4 AY6 AY8 AY11 AY14 SDAT_SKT SCLK_SKT VCCSENSE INTEL_1150_R7 VSSSENSE B3 B4 B5 B7 B8 B11 B12 B37 B39 C2 C3 C4 C5 C6 C9 C10 C13 C14 C37 C38 C39 C40 D1 D3 D7 D8 D11 D12 D38 D40 E1 E2 E5 E6 E9 E10 E13 E14 E37 E38 E39 E40 F3 F4 F7 F8 F11 F12 F36 F38 F40 G1 G2 G5 G6 G9 G10 G13 G14 G35 G36 G37 G38 G39 G40 RSVD VSS RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VIDALERT_N VSS RSVD VSS VSS RSVD VSS RSVD RSVD RSVD VSS VIDSOUT VIDSCLK RSVD VSS RSVD RSVD VSS RSVD VSS RSVD SKTOCC_N VSS RSVD RSVD RSVD VSS RSVD VSS RSVD RSVD RSVD VSS RSVD VCCIN_SENSE RSVD VSS VSS RSVD RSVD VSS VSS RSVD VSSIN_SENSE RSVD RSVD RSVD VSS VSS RSVD VSS VSS VCCIN VSS VSS RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS RSVD VSS VSS RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD VCCIN VCCIN VCCIN VSS VSS RSVD RSVD RSVD RSVD VSS VSS RSVD RSVD VSS RSVD VSS VSS VSS PROCHOT_N VSS RSVD RSVD RSVD VSS VSS VSS RSVD VCCIN VCCIN VSS VSS RSVD VSS RSVD VCCIO_OUT RSVD VSS VSS RSVD RSVD RSVD VSS VCCIN VSS RSVD RSVD VSS VSS VSS RSVD VSS 6/9 INTEL_1150_R7 INTEL_1150_R7 VCORE FIGURE 11. ISL95820EVAL1Z REV D SCHEMATIC, CPU SOCKET PART 2, 8 OF 9 H3 H4 H7 H8 H10 H11 H12 H34 H36 H38 H40 J1 J2 J5 J6 J9 J10 J13 J14 J33 J34 J35 J36 J37 J38 J39 J40 K3 K4 K7 K8 K9 K10 K11 K32 K34 K36 K38 K40 L1 L2 L5 L6 L9 L11 L12 L33 L34 L35 L36 L37 L38 L39 L40 M3 M4 M7 M8 M10 M11 M12 M13 M34 M36 M38 M40 N1 N2 N5 N6 VR_HOT# VTT Application Note 1902 T1 T5 T6 U8 V1 V2 V5 V33 V34 V35 V36 V37 V38 V39 V40 W6 Y5 Y8 AA6 AA33 AA34 AA35 AA36 AA37 AA38 AB5 AC1 AC6 AD5 AD8 AD33 AD36 AD38 AD39 AD40 AE3 AE33 AE36 AF1 AF5 AF6 AF7 AF34 AF36 AF37 AF40 AG36 AH2 AH3 AH5 AH8 AH33 AH36 AH37 AH38 AH39 AH40 AJ5 AJ12 AJ15 AJ18 AJ21 AJ25 AJ27 AJ30 AJ36 AK1 AK4 AK5 AK6 U2 A4 A5 A6 AN1902.1 May 21, 2014 Submit Document Feedback ISL95820EVAL1Z Rev D Schematics (Continued) U2 19 RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS VSS RSVD RSVD RSVD RSVD VSS VSS RSVD RSVD RSVD VSS VSS RSVD VSS VSS RSVD RSVD VSS RSVD RSVD VSS RSVD VSS RSVD VSS RSVD VSS RSVD VSS RSVD RSVD VSS VSS RSVD RSVD RSVD VSS VSS RSVD RSVD RSVD VSS RSVD VSS RSVD RSVD VSS RSVD VSS VSS VSS VSS VSS VSS RSVD RSVD U2 RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS VDDQ VSS VDDQ VSS VSS VDDQ VSS VSS VDDQ VSS VSS VSS VSS RSVD RSVD VSS RSVD RSVD VSS VSS VSS RSVD 7/9 INTEL_1150_R7 AD37 AE1 AE2 AE4 AE5 AE6 AE7 AE8 AE34 AE35 AE37 AE38 AE39 AE40 AF2 AF3 AF4 AF33 AF35 AF38 AF39 AG1 AG2 AG3 AG4 AG5 AG6 AG7 AG8 AG34 AG35 AG37 AG38 AG39 AG40 AH1 AH4 AH6 AH7 AH34 AH35 AJ1 AJ2 AJ3 AJ4 AJ6 AJ7 AJ8 AJ9 AJ11 AJ13 AJ14 AJ19 AJ20 AJ22 AJ23 AJ24 AJ33 AJ34 AJ35 AJ37 AJ38 AJ39 AJ40 AK2 AK3 AK11 AK12 AK18 AK20 AK22 AK24 AK25 AK26 AK29 AK38 AK39 AL1 AL2 AL3 AL4 AL6 AL7 AL8 AL9 AL10 AL12 AL13 AL15 AL16 AL17 AL18 AL19 AL20 AL21 AL22 AL23 AL24 AL25 AL26 AL27 AL28 AL29 AL31 AL32 AL33 AL34 AL35 AL37 AL38 AL39 AL40 AM6 AM7 AM8 AM9 AM10 AM12 AM13 AM15 AM16 AM18 AM19 AM20 AM21 AM22 AM23 AM24 AM25 AM26 AM28 AM29 AM31 AM32 AM33 AM34 AM35 AN1 AN2 AN3 RSVD VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD VSS VSS RSVD VSS RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS RSVD RSVD RSVD U2 RSVD RSVD RSVD RSVD VSS RSVD VSS VSS RSVD RSVD VSS VSS VSS RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS VSS VSS AN4 AN12 AN13 AN15 AN16 AN17 AN18 AN19 AN20 AN21 AN22 AN23 AN24 AN25 AN26 AN27 AN28 AN29 AN37 AN38 AN39 AN40 AP2 AP3 AP6 AP7 AP8 AP9 AP10 AP12 AP13 AP15 AP16 AP18 AP19 AP20 AP21 AP22 AP23 AP24 AP25 AP26 AP28 AP29 AP31 AP32 AP33 AP34 AP35 AP38 AP39 AR1 AR2 AR3 AR4 AR6 AR7 AR8 AR9 AR10 AR12 AR13 AR15 AR16 AR18 AR19 AR20 AR21 AR22 AR23 8/9 INTEL_1150_R7 FIGURE 12. ISL95820EVAL1Z REV D SCHEMATIC, CPU SOCKET PART 3, 9 OF 9 AR24 AR25 AR26 AR28 AR29 AR31 AR32 AR33 AR34 AR35 AR37 AR38 AR39 AR40 AT11 AT14 AT18 AT19 AT20 AT21 AT22 AT23 AT24 AT25 AT26 AT27 AU2 AU3 AU5 AU7 AU9 AU10 AU11 AU12 AU13 AU14 AU15 AU16 AU17 AU18 AU19 AU20 AU21 AU22 AU23 AU24 AU25 AU26 AU27 AU28 AU29 AU30 AU31 AU32 AU33 AU35 AU36 AU37 AU38 AU39 AU40 AV1 AV2 AV4 AV5 AV7 AV8 AV9 AV12 AV13 AV15 VSS RSVD RSVD RSVD RSVD VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD VDDQ RSVD VSS VSS VSS VSS VSS VSS VSS VSS RSVD RSVD RSVD RSVD RSVD RSVD VDDQ RSVD RSVD RSVD RSVD VDDQ RSVD RSVD RSVD VDDQ VSS RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD RSVD VSS RSVD VSS RSVD RSVD RSVD RSVD VSS VDDQ RSVD RSVD VDDQ RSVD RSVD RSVD VDDQ RSVD RSVD VSS RSVD VDDQ RSVD RSVD RSVD RSVD VSS RSVD VSS RSVD RSVD RSVD VSS RSVD RSVD VSS RSVD VSS RSVD RSVD VSS RSVD RSVD RSVD RSVD RSVD VDDQ RSVD RSVD RSVD RSVD RSVD VSS RSVD RSVD RSVD VSS RSVD VSS RSVD VSS RSVD RSVD VSS VSS VSS VSS VDDQ RSVD VDDQ RSVD RSVD RSVD VSS RSVD VSS RSVD RSVD VSS VSS RSVD RSVD VCCIN VSS AV16 AV17 AV18 AV19 AV20 AV21 AV22 AV23 AV24 AV25 AV26 AV27 AV28 AV29 AV30 AV31 AV32 AV33 AV34 AV36 AV37 AV39 AW2 AW3 AW4 AW5 AW7 AW8 AW9 AW12 AW13 AW15 AW16 AW17 AW18 AW23 AW24 AW25 AW26 AW27 AW28 AW29 AW30 AW31 AW32 AW33 AW34 AW35 AW37 AW38 AY3 AY5 AY7 AY9 AY10 AY12 AY13 AY15 AY16 AY17 AY18 AY23 AY24 AY25 AY26 AY27 AY28 AY29 A30 AY30 9/9 INTEL_1150_R7 VCORE Application Note 1902 N33 N34 N35 N36 N37 N38 N39 N40 P3 P4 P7 P8 P33 P34 P35 P37 P39 R1 R2 R5 R6 R34 R36 R38 R40 T2 T3 T4 T7 T8 U1 U2 U5 U6 V3 V4 V6 V7 W1 W2 W4 W5 W7 W8 Y3 Y4 Y6 Y7 AA4 AA5 AA7 AA8 AB3 AB4 AB6 AB7 AC2 AC3 AC4 AC5 AC7 AC8 AD1 AD2 AD3 AD4 AD6 AD7 AD34 AD35 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout :( FIGURE 13. TOP SILKSCREEN Submit Document Feedback 20 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout (Continued) FIGURE 14. BOTTOM SILKSCREEN Submit Document Feedback 21 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout (Continued) FIGURE 15. LAYER 1 Submit Document Feedback 22 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout (Continued) FIGURE 16. LAYER 2 Submit Document Feedback 23 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout (Continued) FIGURE 17. LAYER 3 Submit Document Feedback 24 AN1902.1 May 21, 2014 Application Note 1902 ISL95820EVAL1Z Rev D Evaluation Board Layout (Continued) FIGURE 18. LAYER 4 Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that the Application Note or Technical Brief is current before proceeding. For information regarding Intersil Corporation and its products, see www.intersil.com Submit Document Feedback 25 AN1902.1 May 21, 2014