1 2 3 4 5 6 Revision History Rev PAC1921 Evaluation Board ECO 1.0 2.0 Description Date Initial Release Conversion to Altium, add MCHP micro Approved 01-12-12 02-03-14 Design Details A A System Block Diagram Assemblies: PAC1921 Eval Board Rev B Board: 8166_B0_PAC1921EVB Customer EVB 2.0" x 2.5" x 0.063" 2 Layer Board MCP2221 USB to SMBus Bridge PGM and USB Connectors SMBus ADC_IN PWM3 GPIO Stand-alone Configuration Jumpers B B Chip: PAC1921 SMBus OUT #READ/INT PAC1921 ADDR_SEL/ GAIN_SEL Vdd COMM_SEL Sense- Vdd Sense+ GND Package: DFN-10 Rsys System I-source Schematic Page Description System I-load SMBus Address Select Page # C C Title Page 1 PAC1921 Device 2 PWM1 Test Block, USB Interface EVB I-source 3 EVB I-load PWM2 Rdemo D Drawn By: Date: Lenard Milholland 3/30/2015 Checked: Date: * 2/3/2014 Approved: Date: Title * 2/3/2014 PAC1921 Eval Board D Sheet Name: 1 2 3 4 Number:ADM00592 Size: Engineer: Date: 3/30/2015 Time: 1:01:24 PM File: System Diagram.SchDoc Lynn Kern Designed with Revision: B 03-10305 5 3 Sheet 1 of 3 Altium.com 6 1 2 3 4 5 6 A A COJP6 JP6 Shunt 2.54mm 1x2 Handle Vdd PITP501 COJP3 JP3 GND PITPTP 601 LOOP Black Vsense+ COJ3 J3 PIJ302 2 PIRS102 4 EDZ250/2 PIRS104 3 PIRS103 +5V_USB CORS1 RS1 0.005R 1% 1 PIRS101 COJ2 J2 2 1 PIJ201 PIJ202 Sys PIJ303 PIR202 COTP1 TP1 PITPTP 101 LOOP Orange 0603 Demo HDR-2.54 Male 1x3 PIR302 COR2 R2 COR3 R3 2R 2R 5% 5% PIR201 2010 PIR301 2010 NLIdemo Idemo POIdemo POIDEMO IDEMO PIJ403 Demo PIJ402 NLVsource0 Vsource- PIJ401 Sys HDR-2.54 Male 1x3 EDZ250/2 COJP4 JP4 COJ11 J11 PITP201 PIR802 PIR101 100R 0603 1% PIR801 TP LOOP Yellow POOut POOUT OUT PITP301 COTP3 TP3 TP LOOP White NLGP2 GP2 2 1 12.1k 0603 1% 9 8 PIU108 7 PIU107 6 PIU106 NLCOMM0SEL COMM_SEL PIJ502 COR11 R11 12.1k PIR1 01 0603 1% COJ5 J5 PIR601 COR6 R6 PIR701 B NLSMBus0CLK POSMBus0CLK SMBus_CLK POSMBUS0CLK SMBUS_CLK NLSMBus0DATA POSMBUS0DATA SMBus_DATA POSMBus0DATA SMBUS_DATA NL#READ0INT #READ/INT PO#READ0INT #READ/INT COR12 R12 PITP701 PIR1202 2k 0603 1% COTP7 TP7 TP LOOP Yellow COR7 R7 12.1k 12.1k 1% 1% #READ/INT PIR602 0603 PIR702 0603 COR5 R5 120R 0603 1% PIR1 02 PIJ701 PIJ703 1 2 3 J7 COJ7 PIJ702 HDR-2.54 Male 1x3 Shunt 2.54mm 1x2 Handle 1 2 3 ADDR_SEL /GAIN_SEL COJ8 J8 PIR502 12.1k 0603 1% COJP5 JP5 120R 1% PIR10 1 COR10 R10 PIR1201 PAC1921-1 PIC301 COC3 C3 PIC302 0.001uF 50V PIR10 2 PIU109 PIR401 0603 PIJ801 C PIR901 COR9 R9 PIJ501 PIJ503 HDR-2.54 Male 1x3 0603 EDZ250/2 12.1k 0603 1% PIR902 10 PIU1010 COR4 R4 Vsense- COR8 R8 PIJ601 PIJ603 1 2 3 COJ6 J6 PIJ602 HDR-2.54 Male 1x3 SM_CLK SM_DATA READ/INT COMM_SEL ADDR_SEL PIU101 PIR402 Out COTP2 TP2 Shunt 2.54mm 1x2 Handle PIJ1101 PIJ1102 VDD 2 SENSE+ 3 PIU103 SENSE4 PIU104 OUT 5 PIU105 GND PIU102 COJ4 J4 Vdd 0603 1 PIU101 NLVsense0 Vsense+ NLVsense0 Vsense- Vdd COU1 U1 11 PIJ102 PIJ301 3 2 1 NLVsource0 Vsource+ 1 2 3 2 1 PIJ101 B PIC201 COC2 C2 PIC20 1uF 16V 3 2 1 COJ1 J1 PIC101 COC1 C1 PIC102 0.1uF 16V PIR102 Shunt 2.54mm 1x2 Handle COTP5 TP5 TP LOOP Red Vdd COR1 R1 COTP6 TP6 EP Shunt 2.54mm 1x2 Handle COJP7 JP7 PITP401 COTP4 TP4 TP LOOP White Vdd PILD601 PILD602 #READ/INT PIJ802 PIR501 PIJ803 COLD6 LD6 GREEN C HDR-2.54 Male 1x3 COJP8 JP8 Shunt 2.54mm 1x2 Handle J8, 1-2 Close (default) = 1001_100xb -> 98h J8, 2-3 Close (alternative) = 1001_101xb -> 9Ah J8, Open (alternative) = Apply external resistor for GAIN_SEL function in Stand- alone mode. Read the datasheet for more information Drawn By: Wayne Little Engineer: D D Wayne Little PartNumber: Project Title ADM00592 PAC1921 Power Monitor EVB Designed with Sheet Title PAC1921 Current Shunt and Power Monitor Size File: 1 2 3 4 5 B Sch #:03-10305 Revision: 3 Date: 3/30/2015 1:01:24 PM Sheet 1 of 2 PAC1921 Power Monitor.SchDoc 6 Altium.com 1 2 3 4 5 6 +5V_USB GMCP87050 PIQ10G PIQ10S PIR3702 14PIU4014 VDD PIC902 COC9 C9 PIC901 2200pF 50V OUTD VSS COR37 R37 S 0603 PIU401 +D 11 120R PIU401212 PIR3701 0603 PIU404 -C OUTC PIU401 +C PIC801 COC8 C8 PIC802 1uF 16V 10 PIU4010 PIR7001 PIR7302 2 3 PIR7303 1 PIR7301 COR50 R50 PIR5002 COR73 R73 PIC1302 COC13 C13 PIC1301 2200pF 50V PIR5001 GMCP87050 GP1 MCP6004 PIU404 PIQ20G PIR3802 PIQ20S 1PIU401 PIU4022 15.4k OUTA VSS PIU401 120R PIR3801 0603 +A PIR4802 COR49 R49 0603 VDD COR38 R38 0603 -A PIR4902 PIC1901 COC19 C19 PIC1902 0.1uF 16V COU4A COU4B COU4C COU4D U4A 0603 COQ2 Q2 PIQ20D U4B 12.1k MCP6004 PIR4801 0603 1% 1% 7PIU407 PIU404 -B PIU406 +B 5 PIU405 VDD VSS PIU401 1PIR7401 PIR7201 COR51 R51 3 PIR7403 PIR5102 12.1k 0603 1% 10k 3386F 10% COR72 R72 0603 PIR7402 2 COR74 R74 PIR4702 R47 COR47 7.5k 3.32k PIR4601 0603 PIR4701 0603 1% 1% 0603 OUTB 0603 PIR7002 PIR4602 R46 COR46 PIC1801 COC18 C18 0.1uF P I C 1 8 0 2 6 16V COR48 R48 PIR4901 0603 PIC1701 COC17 C17 PIC1702 0.1uF 16V PIU4033 PIC1501 1% COC15 C15 PIC1502 1uF 16V 12.1k 0603 1% 10k 3386F 10% COR70 R70 0603 PIR4 01 Idemo 9 PIU409 0603 1% PIR4301 VDD VSS 3.32k 0603 1% 4 12.1k PIR4101 0603 1% 8PIU408 7.5k 0603 1% PIC20 1 COC20 C20 PIC20 2 0.1uF 16V 4 15.4k PIR40 1 0603 1% PIR4 02 COR44 R44 11 COR41 R41 PIR4302 COR43 R43 D 4 D PIU4013 COQ1 Q1 PIQ10D PIR4102 COR40 R40 U4D COC14 PIC1402 C14 0.022uF U4C 50V MCP6004 PIC1401 0603 S PIR40 2 PIC120 COC12 C12 MCP6004 PIU404 -D 13PIC1201 2200pF 50V A Waveform current generator 4 NLIdemo Idemo 11 POIdemo POIDEMO IDEMO 11 Steady state current generator A GP3 PIC1601 COC16 C16 PIC1602 0.1uF 16V PIR5101 0603 PIR7202 20R 0603 1% 20R 0603 1% COJP9 JP9 Shunt 2.54mm 1x2 Handle B COJP10 JP10 B Shunt 2.54mm 1x2 Handle COJP11 JP11 +3.3V +3.3V Shunt 2.54mm 1x2 Handle Vdd PIJ1303 PIJ1305 PIJ1307 PIJ1309 PIJ1302 COR18 R18 12.1k PIJ1306 NLSMBusCLK SMBusCLK NLSMBusDATA SMBusDATA PIJ1308 PIJ13010 PIR2501 PIJ1304 COLD2 LD2 PILD202 USB power PILD201 RED COLD1 LD1 PILD102 RED Vdd power PILD101 1% 1% PIR2602 COR26 R26 12.1k PIR2601 0603 0.1uF 16V 0603 1 PIU201 2 PIU202 3 PIU203 4 PIU204 5 PIU205 6 PIU206 7 PIU207 VDD VSS GP0 D+ GP1 DRST VUSB UART RX SCL UART TX SDA GP2 GP3 +5V_USB 3 Vdd PIR2102 12 PIU2012 11 PIU2011 10 PIU2010 9 PIU209 8 PIU208 +3.3V COC10 C10 PIC10 1 0.47uF 6.3V PIC10 2 0603 NL0303V +3.3V SMBusCLK SMBusDATA NLGP3 GP3 COPAD1 PAD1 Rubber Pad Cyl D7.9H5.3 COU3 U3 +3.3V PIU303 COR21 R21 14 PIU2014 13 PIU2013 MCP2221 PIR2002 1k 0603 1% COC6 C6 COU2 U2 +3.3V 1% GP0 NLGP1 GP1 NLRESET RESET NLRX RX NLTX TX NLGP2 GP2 POOut POOUT OUT PIR2502 COR20 R20 PIR2101 12.1k PIR1901 0603 2k 0603 1% NLGP0 GP0 PIR2001 COR19 R19 PIR1801 0603 COR25 R25 HDR-2.54 Male 2x5 C PIR1902 +5V_USB VOUT VIN GND PIU302 2 MCP1825S/3.3V 1k 0603 1% 1 PIU301 PIC501 PIC502 COC5 C5 0.1uF 16V 0603 PIFB101 PIC402 COC4 C4 PIC401 10uF 10V COFB1 FB1 0603 NLVBUS VBUS 1 PIP101 2 PIP102 3 PIP103 4 PIP104 5 PIP105 NLD0 D- COR27 R27 PIR2701 ESD5V3 Rubber Pad Cyl D7.9H5.3 COPAD3 PAD3 Rubber Pad Cyl D7.9H5.3 COPAD4 PAD4 USB MINI-B Female PIR2702 Rubber Pad Cyl D7.9H5.3 1M 0603 1% 3 PID103 VBUS DD+ ID GND PIP10 PID102 PID101 COD1 D1 C COPAD2 PAD2 COP1 PIFB102 NLD0 D+ 2 POSMBUS0DATA POSMBus0DATA SMBUS_DATA PO#READ0INT #READ/INT PIJ1301 9 7 5 3 1 10 8 6 4 2 POSMBus0CLK POSMBUS0CLK SMBUS_CLK NLSMBus0CLK SMBus_CLK NLSMBus0DATA SMBus_DATA NL#READ0INT #READ/INT PIR1802 0603 COJ13 J13 PIC601 PIC602 +3.3V P1 PIC701 COC7 C7 PIC702 10uF 10V 0 COJP12 JP12 +3.3V 1 Shunt 2.54mm 1x2 Handle COC21 C21 PIC2101 PIC2102 100pF 50V 0603 Drawn By: Wayne Little Engineer: D D Wayne Little PartNumber: Project Title ADM00592 PAC1921 Power Monitor EVB Designed with Sheet Title USB Bridge and Sig Gen Size File: 1 2 3 4 5 B Sch #:03-10305 Revision: 3 Date: 3/30/2015 1:01:24 PM Sheet 2 of 2 Signal Generator and USB Bridge.SchDoc 6 Altium.com