5 4 3 2 1 REVISION HISTORY DG ECO DSRC HG Q2 SiR158DP DSTAT DTMR R13 20K 1% C10 0.1uF 50V INTVCC 3 2 1 INTVCC DC_CFG 3-COMP 1-DIODE JP8 C9 0.1uF 16V R14 0 1% 3 2 1 10 DTMR DEBOUNCE 100mS ADJ. JP5 FTMR RTMR NOTE: UNLESS OTHERWISE SPECIFIED 1. ALL RESISTORS ARE IN OHMS, 0603. ALL CAPACITORS ARE IN MICROFARADS, 0603. D5 SML-010FT GREEN INTVCC C11 1uF 16V 1 2 3 D4 SML-010VT RED R10 3K 0805 1 R11 3K 0805 D3 SML-010FT GREEN R9 3K 0805 D2 SML-010VT RED 2 R12 3K 0805 1 R8 15k 1% FB 19 E9 18 E8 17 E7 16 E6 11 E13 FTMR 3 2 1 DSTAT_SEL PWRGD FAULT DSTAT DFLT EN EN_SEL 3 DIS_EXT 2 1 EN JP7 DOFF NC JP3 B RETRY LATCH RETRY JP6 APPROVALS LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES. KIM T. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. VLADIMIR O. APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 4 R7 4.87k 1% 20 CUSTOMER NOTICE A 5 SENSE+ R6 2k 1% C7 0.1uF 16V 5% RTMR E16 EN FTMR RTMR 9 8 DCFG DTMR DFLT 14 OV 25 7 EP GND DIODE_OFF 3 OFF_EXT 2 1 ON JP9 C 2 OUT FAULT DCFG E15 OUT UV PWRGD R18 2K 1% E14 FB SENSE+ E2 FB_SEL 1 2 12V 3 4 5V 5 6 VCC R5 2k 1% 13 E10 SENSE+ JP1 HD2X3-079 21 HG SENSE- HGATE SENSE2 3 22 DSNS U1 LTC4229IUFD C8 0.1uF 50V OV R15 56.2k 1% DOFF SENSE+ SENSE+ DCFG PRI INTVCC JP2 DSNS DG DS_SEL OUT 5 1 24 DSRC DGATE IN INTVCC DOFF GND 12 C5 0.1uF 50V 15 B 6 GND E3 2 UV R17 1.1K 1% PROBE GND C6 0.1uF 50V 23 4 INTVCC C4 10nF 50V J3 J2 CPO INTVCC R16 21.5k 1% R3 1k C3 + 100uF 50V OPT 5% 3 2 1 IN JP4 R4 10 R21 0 CPO VIN_SEL 1 VS+ 2 3 VIN Q3 SiR158DP RS1 0.0025 0.5W 2010 HG SENSE+ IN OUT ADJ., 9A J5 DSRC R22 0 OPT C E5 1 DG OPT R19 0 OPT SENSE+ 2 C1 0.1uF 50V Q1 SiR158DP OPT DSNS OV D 2 R1 10 GND E1 E12 DATE 07-23-13 Q5 SiR158DP OPT 1 1 D1 SMAJ17A 100uF 50V OPT SENSE+ 2010 THICK TRACE WIDTH > 500 MIL E11 APPROVED VLADIMIR O. OUT R2 0 1/2W + C2 UV PRODUCTION 2 IN D6 CMHZ4706 OPT 1 Q4 SiR158DP OPT RS2 2010 0.003 0.5W E4 J1 DESCRIPTION 2 R20 10 OPT D IN 2.9V - 18V J4 REV __ 3 TECHNOLOGY TITLE: SCHEMATIC SINGLE IDEAL DIODE AND HOT SWAP CONTROLLER SIZE N/A SCALE = NONE 2 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only DATE: IC NO. LTC4229IUFD DEMO CIRCUIT 2060A 07/23/2013, 04:17 PM SHEET 1 REV. 2 1 OF 1 A