5 4 3 2 1 REVISION HISTORY ECO REV __ D 30 2 29 3 28 SKT1 5 27 26 U1* 6 R47 * R29 R46 * 10.0K 24 TP5 8 23 SCL 9 22 SDA 10 21 R45 * C17 4.7uF 1206 R41 * C14 0.1uF CHP33 VDD33 TP4 C15 4.7uF 1206 C CHP25 20 19 18 17 16 15 14 13 12 11 GPIO0 C16 0.1uF R44 * C ENABLE WP DISABLE JP1 25 7 ALERTb DATE HAORAN W. 6-05-14 R55 * 1 4 APPROVED PRODUCTION 31 32 34 35 36 37 38 39 41 33 R53 R54 * * TP13 40 GND D DESCRIPTION 1 TP1 R19 200 ASEL0 1 B H 2 R ASEL1 R49 (OPT) 1 H R 3 JP6 L R50 (OPT) R51 (OPT) JP7 R52 (OPT) CUSTOMER NOTICE A NOTE: UNLESS OTHERWISE SPECIFIED 1. ALL RESISTORS ARE 0805 ALL CAPACITORS ARE 0603. 2. INSTALL SHUNTS AS SHOWN. 5 ASSY U1 -A LTC3882EUJ -B LTC3882EUJ-1 3 R41,R45,R47,R54 R44,R46,R53,R55 0 OPT OPT 0 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. HZ VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. HAORAN W. 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 B * 3 4 4 L 2 TECHNOLOGY TITLE: SCHEMATIC LTC3882 / LTC3882-1 PROGRAMMING BOARD 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. LTC3882EUJ FAMILY DEMO CIRCUIT 2252A-A/B Friday, May 29, 2015 SHEET 1 1 REV. 1 OF 2 A 5 4 3 2 1 4 1 TP7 5 D 2 ON R31 10.0K OFF C20 1uF R32 10.0K D 6 3 SW1 R33 10.0K 3.3V VDD33 R38 1K SCL TP8 SDA D3 TP10 ALERTb GREEN TP9 SCL SDA ALERTb C C TP11 U2 C21 24LC025-I/SN 1uF J2 1 TO DC1613A B 2 1 AUXP 2 SDA 3 GND 4 SCL 5 LGKPWR 6 ALERTB 7 GPIO_1 8 OUTEN 9 GPIO_2 10 GND 11 AUXSCL 12 AUXSDA 3 4 A0 VCC A1 WP A2 SCL VSS SDA 7 6 5 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. HZ VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APP ENG. HAORAN W. 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. 5 R36 R37 4.99K 4.99K 8 B CUSTOMER NOTICE A 5V 4 TECHNOLOGY TITLE: SCHEMATIC LTC3882 / LTC3882-1 PROGRAMMING BOARD SIZE N/A SCALE = NONE 3 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. REV. LTC3882EUJ FAMILY DEMO CIRCUIT 2252A-A/B Friday, May 29, 2015 2 1 SHEET 2 1 OF 2 A