1. ALL RESISTORS ARE IN OHMS, 0603. 2. INSTALL SHUNTS ON JP1-JP6 PIN 1 AND 2. 3. P2 IS MOUNTED ON SOLDER SIDE. PRSNT1# (JP4) PRSNT2# (JP5) 5VIN 5VIN NO PLUG IN BOARD PRESENT GND 5VIN MAXIMUM POWER CONSUMPTION 5VIN GND NOMINAL POWER CONSUMPTION GND GND MINIMUM POWER CONSUMPTION 2 EXPANSION CONFIGURATION 1 R5 0.007 2512 +5VIN_2 R6 2.7 D1 1PMT5.OAT3 C8 0.1UF Q2 Si7880DP 8 7 6 5 R7 10 10A PATH J5 +5VOUT +5VOUT 3 2 1 +C6 470UF 10V 7343 J6 GND 4 NOTES: UNLESS OTHERWISE SPECIFIED 3 1 4 2 5 D D F7 3 JP4 1 3 1 A D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 D25 C25 C1 C24 C2 C23 C3 C22 C4 C21 C5 C20 C6 C19 C7 C18 C8 C17 C9 C16 C10 C15 C11 AMP, 352068-1 2 B25 B24 B23 B22 B21 B20 B19 B18 B17 B16 B15 C17 0.01UF 0.1UF 1 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E25 SDA_2 D4 SMAJ12CA +5VIN_2 1 FAULT# LED3 LN1251C RED 2 R23 1K FAULT# FAULT# E12 R22 10 HEALTHY#_2 +12VIN_2 R25 200 OFF/ON PRSNT1# 2 PRSNT2# 3 12VIN 4 VEEIN 5 TIMER 6 5VOUT 7 FAULT 8 PWRGD 9 BE 10 GND 11 ADDRIN 28 3VSENSE 23 3VIN 22 SDA 13 SCL 14 RESETOUT 18 C13 0.047UF 50V 0805 R17 100 +3VIN_2 R19 1K DRIVE 17 DGND 16 LED 15 R21 12.1 3 Q4 MMBT2222A +5VIN_2 R30 20K LOCAL_RST# E17 SDA_2 R29 10 SCL_2 R31 511,1% 1 2 3 4 5 6 7 8 9 10 11 12 VPIN E19 GND VEEOUT E18 VP E11 BEAB VP R27 10 R26 10K BEAB VCC B0 B9 A0 A9 A1 A8 B1 B8 B2 B7 A2 A7 A3 A6 B3 B6 B4 B5 A4 A5 GND BEBB IDTQS3384PA C7 0.1UF 24 23 22 21 20 19 18 17 16 15 14 13 B R24 100 VIO_2 VPIN +5VIN_2 VIO_2 PCI_RST#_2 SCL_2 LED2 LNJ951C4BRA R28 100 1 2 BLUE R32 1K LOCAL_RST# STATUS LED QSIO_2 BEAB U2 2 LTC4240CGN28 ADDRIN ADDRIN E13 E16 C15 R20 24 4700PF R33 2K +5VIN_2 R34 POT 10K R38 86.6K 1% CW APPLY VOLTAGE AT E13 R39 1.37K 1% 2 POT EXT 3 1 ADDRIN JP6 CUSTOMER NOTICE CONTRACT NO. LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. APPROVALS DRAWN: 4 3 TECHNOLOGY KIM T. CHECKED: 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 LTC Confidential-For Customer Use Only TITLE: I2C COMPACT PCI HOT SWAP CONTROLLER APPROVED: ENGINEER: VICTOR F. DESIGNER: SIZE A THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 R18 180 E15 500mA PATH VEEOUT C2 47UF 25V 7343 R16 1K 21 PRECHARGE +12VOUT C 47UF 25V 7343 VEEOUT 25 3VOUT 24 5VIN 5VSENSE 20 GATE 19 E14 +12VOUT +C16 VIO_2 BD_SEL#_2 R11 75K 1A PATH R14 1K RESETIN 27 12VOUT 26 12 C18 0.01UF 2 VEEIN_2 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 C12 R15 10 QSIO_2 BD_SEL#_2 U1 1 500mA PATH VEEIN_2 E7 & E9 TO GND ON MALE (P1) 3 HEALTHY#_2 E1 E2 E3 E4 E5 E6 E7 E8 E9 E10 E11 1 B A25 A24 A23 A22 A21 A20 A19 A18 A17 A16 A15 Q1 MMBT3906 1 C14 0.01UF R12 1.2K 1 F21 1 PCI_RST#_2 D3 SMAJ12CA 2 R13 10 F25 C +5VIN_2 R1 51.1K +5VIN_2 R4 1K J4 +3VOUT +C9 470UF 10V 7343 3 2 F19 F23 PRSNT2# 1A PATH +12VIN_2 F17 +3VIN_2 R10 10 D2 1PMT5.OAT3 C11 0.1UF 10A PATH +3VOUT 3 2 1 JP5 F9 F11 F13 F15 +5VIN_2 8 7 6 5 2 +5VIN_2 R9 2.7 1 F5 PRSNT1# 2 F3 HOP SWAP CONTROLLER 2 F1 + P2 Q3 Si7880DP 4 R8 0.005 2512 +3VIN_2 DATE: 2 DWG NO. DC458A-A (-2) * LTC4240CGN28 Friday, December 05, 2003 SHEET 1 REV A 1 OF 2 A 5 4 3 2 1 +5VIN_1 J1 +5VIN P1 1 R2 200 E5 HEALTHY# HEALTHY# LED1 LN1351C GREEN HEALTHY#_1 B 2 R3 2K VEEIN_1 E6 VEEIN C5 47UF 25V 7343 A25 A24 A23 A22 A21 A20 A19 A18 A17 A16 A15 E1 E2 E3 E4 E5 E6 E7 E8 E9 E10 E11 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 E15 E16 E17 E18 E19 E20 E21 E22 E23 E24 E25 ON JP1: PCB SILKSCREEN INCORRECTLY SHOWS THESE LABELS REVERSED. SCHEMATIC SHOWS THE SENSE CORRECTLY. 5VIN D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 D25 C25 C1 C24 C2 C23 C3 C22 C4 C21 C5 C20 C6 C19 C7 C18 C8 C17 C9 C16 C10 C15 C11 AMP, 352332-1 I 2C J7 SDA_1 E2 SDA GND 3 1 JP1 SDA_1 I/O DATA C10 0.1UF +12VIN_1 1 E10 +12VIN B25 D1 B24 D2 B23 D3 B22 D4 B21 D5 B20 D6 B19 D7 B18 D8 B17 D9 B16 D10 B15 D11 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 E1 GND QSIO_1 2 F15 F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 D +C3 47UF 25V 7343 U3 A0 2 A1 3 A2 4 VSS 24LC025 R35 100 VCC 8 WP 7 R36 4.99K 1% SCL 6 SDA 5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 C HD2X7-079-MOLEX E4 BD_SEL# J3 +3VIN +C4 100UF 16V 7343 3VIN JP2 VIO_1 2 VIO B +3VIN_1 5VIN PCI_RST#_1 E7 PCI_RST# SCL_1 5VIN 1 GND JP3 + PCI_RST# A 3 E8 SCL E9 GND J2 GND CUSTOMER NOTICE CONTRACT NO. LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. APPROVALS DRAWN: 4 3 TECHNOLOGY KIM T. CHECKED: TITLE: APPROVED: ENGINEER: VICTOR F. DESIGNER: SIZE A THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 R37 4.99K 1% EEPROM BD_SEL#_1 3 C Z11 Z10 Z9 Z8 Z7 Z6 Z5 Z4 Z3 Z2 Z1 100UF 16V 7343 1 SYSTEM BACKPLANE F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 2 D Z25 Z24 Z23 Z22 Z21 Z20 Z19 Z18 Z17 Z16 Z15 +C1 DATE: 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 LTC Confidential-For Customer Use Only SYSTEM BACKPLANE DWG NO. DC458A-B (-2) * LTC4240CGN28 Friday, December 05, 2003 SHEET 1 REV A 2 OF 2 A