5 4 3 2 1 REVISION HISTORY ECO REV __ 1 DESCRIPTION APPROVED YS PRODUCTION DATE 1-04-16 R40 10.0K 4 5 6 7 8 9 10 11 12 13 14 SCL 44 43 42 50 48 47 46 VIN IINP IINM INTVCC EXTVCC BG1 BOOST1 SW1 TG1 LTC3886UKG TSNS1 VSENSP_1 PG0 PG1 ITH1R ITH1 VDD33 SHARE_CLK WP VDD25 R29 40 39 38 JP1 10.0K OFF WP ON (3886) 36 35 34 33 32 31 30 29 28 27 TP5 C16 0.1µF 0603 VDD33 C17 4.7µF 1206 15 16 17 18 19 20 21 22 23 24 25 26 SDA BG0 GND ISENSP_0 ISENSM_0 TSNS0 VSENSP_0 VSENSM_0 ISENSP_1 ISENSM_1 ITH0R ITH0 SYNC SCL BOOST0 SW0 TG0 U1 SDA ALERTB FAULT0B FAULT1B RUN0 RUN1 ASEL0 ASEL1 VOUT0_CFG VOUT1_CFG FREQ_CFG PHAS_CFG 1 2 52 D 53 D ALERTB TP2 1 C TP1 FAULT0B LED1 RED LED 2 R19 R20 10.0K R41 OPT 0603 R21 1.00K 1.00K R42 OPT 0603 R44 OPT 0603 R43 OPT 0603 R45 OPT 0603 R46 OPT 0603 C14 0.1µF 0603 TP4 VDD25 C TP3 CHPWR B C15 4.7µF 1206 R27 5 SI2365EDS-T1-E3 3 1 TP13 GND Partin Q4 2N7002 1 SENSE GATE 7 IN LED2 GATEP ON PWRGD 8 Q5 SI1416EDH-T1-GE3 3 1 2 GREEN LED C12 0.01µF 0603 R28 1.00K C11 0.1µF 0603 C13 10.0µF 1206 2 R24 10.0K OUT 2 3 6 3 TG0 TP6 R26 10.0K Q2 GND B 1 4 2 R22 100K 1 2 5 6 U2 LTC4361CTS8-2 0.499 4 +5V +3.3V CUSTOMER NOTICE 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. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED APP ENG. CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. A NOTE: UNLESS OTHERWISE SPECIFIED TECHNOLOGY LT TITLE: SCHEMATIC YS PROGRAMMING BOARD FOR LTC3886UKG 1. ALL RESISTORS AND CAPACITORS ARE 0805. SIZE THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 4 3 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only B SCALE = NONE DATE: 2 IC NO. LTC3886UKG REV. 1 DEMO CIRCUIT 2277A Tuesday, January 12, 2016 SHEET 1 1 OF 2 A 5 4 3 2 1 J1 DC1427 V+ 3.3V GND SCK/SCL MISO CS MOSI/SDA GND EESDA EEVCC EESCL EEGND GND GPIO_1 1 R31 10.0K B SCL TP8 +3.3V TP7 +5V +5V TP11 1 + C19 1.0µF 6032 U3 24LC024-I/SN 1 2 R39 1 2 3 4 5 6 7 8 9 10 11 12 3 1 4 A0 VCC A1 WP A2 SCL VSS SDA R35 4.99K R37 4.99K C 7 6 5 JP2 TP12 ENB OPT R36 4.99K 8 ENB R38 D SDA TP10 SCL R34 J2 DC1613 AUXP SDA GND SCL LGKPWR ALERTB GPIO_1 OUTEN GPIO_2 GND AUXSCL AUXSDA C18 1.0µF 6032 SDA 14 Pin C R33 10.0K C20 0.1µF 0603 + D +3.3V R30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 OFF EE WP ON 12 Pin B NOTE: J1 AND J2 CONNECT TO RIBBON CABLES OF I2C / SMBUS CONTROLLER (DONGLE) CUSTOMER NOTICE 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. VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION. COMPONENT SUBSTITUTION AND PRINTED APP ENG. CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. A TECHNOLOGY LT YS TITLE: SCHEMATIC PROGRAMMING BOARD FOR LTC3886UKG SIZE THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 4 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 www.linear.com Fax: (408)434-0507 LTC Confidential-For Customer Use Only IC NO. SCALE = NONE 3 DATE: REV. LTC3886UKG B 1 DEMO CIRCUIT 2277A Tuesday, January 12, 2016 2 A SHEET 2 1 OF 2