4 2 ECO E3 EN1 JP1 BOTH ENABLE CONTROL PRIORITY C1 10µF 0805 16V R2 2k VIN2 E4 EN2 1 2 EN1 6 EN2 VIN2 1.7V - 5.5V E5 3 E6 R19 1 5% C6 10µF 6.3V 0603 R3 21.5k 7 8 GND E7 CLIM1 C2 10µF 16V 0805 R4 10k E8 E9 R5 10k INTERNAL 6A 4A 2A 1A 0.5A GND 2 R6 143 R8 332 R7 1k CLIM1 JP2 CLIM2 JP3 R9 1k R10 1k R11 1k 14 WARN1 13 STAT2 11 WARN2 12 OUT1 OUT1 16 15 APPROVED DATE 08-19-11 JOSH Y. 1 1 D4 WARN2 GRN YLW GRN YLW R15 1K 5% 4 R16 1K 5% E10 GND R17 1K 5% E11 STAT1 E12 E13 WARN1 STAT2 E14 C8 10µF 6.3V 0603 C4 10µF 16V 0805 R21 1 5% WARN2 E15 VOUT1 1.7V - 5.5V 4A 3 E16 GND E17 4 5 OUT2 OUT2 CLIM1 CLIM2 17 R12 332 STAT1 IN2 IN2 GND 6A INTERNAL 4A 2A 1A 0.5A D3 STAT2 R14 1K 5% IN1 IN1 3 D2 WARN1 2 U1 LTC4415EMSE D1 STAT1 2 GND R1 100k 1 R18 1 5% E2 PRODUCTION FAB VIN2 1 VIN1 DESCRIPTION 2 2 C5 10µF 6.3V 0603 1.7V - 5.5V REV 2 VIN1 CLIM2 1 REVISION HISTORY VIN1 E1 4 3 10 9 VOUT2 1.7V - 5.5V 4A C7 10µF 6.3V 0603 C3 10µF 16V 0805 R20 1 5% E18 GND R13 143 2 Iout (A) = 500/RCLPROG UNLESS NOTED: RESISTORS: OHMS, 0402, 1%, 1/16W CAPACITORS: uF, 0402, 10%, 50V CUSTOMER NOTICE 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 CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. 1 THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 4 3 2 APPROVALS PCB DES. NC APP ENG. JOSH Y. TECHNOLOGY 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only TITLE: SCHEMATIC DUAL 4A IDEAL DIODES WITH ADJUSTABLE CURRENT LIMIT SIZE IC NO. N/A SCALE = NONE REV. LTC4415EMSE DEMO CIRCUIT 1819A DATE: 08-19-11 2 SHEET 1 1 OF 1 1