5 4 3 2 1 U1 * SEE DEMO MANUAL [2] D D * VIN 2.1V - 45V E2 5 6 C5 + 10µF 50V 7343 E4 C1 2.2µF 50V 1206 C6 (Opt) 0805 7 IN IN OUT OUT SHDN C4 0.01µF C2 10µF 25V 1206 R2 2 C7 (Opt) 7343 GND R10 100k 5% 0603 VOUTEN 9 1 ON 2 OFF 3 EXT 4 GND REF/BYP 8 R1 60.4k 1 E3 GND R3 90.9K C3 0.01µF VOUT R4 121k R5 1 2 1.2V 3 4 1.5V 5 6 1.8V 7 8 2.0V JP2 143k 9 10 2.5V E5 R6 11 12 3.3V 13 14 5.0V 15 16 USER SELECT SHDN 191k NOTES: UNLESS OTHERWISE SPECIFIED: VOUT [2] + 60.4k GND C ADJ E1 3 4 R7 C JP1 274k 1. RESISTORS ARE 0402 1%, CAPACITORS ARE 06O3. R8 442k [2.] B ASSY -A -B -C U1 IOUT LT3061EDCB 100mA LT3062EDCB 200mA LT3063EDCB 200mA (Opt) 0603 YES NO YES 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 APP ENG. APPLICATION. COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY. CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. A B R9 OUTPUT DISCHARGE TECHNOLOGY RB ANDY R. LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY TITLE: SCHEMATIC THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 5 4 3 IC NO. LT3061EDCB/LT3062EDCB/LT3063EDCB N/A SCALE = NONE A 45V VIN, MICROPOWER, LOW NOISE 200mA LDO WITH OUTPUT DISCHARGE SIZE C:\PADS PROJECTS\2177A(LT3061EDC)\SCH\2177A_REV2.DSN 1630 McCarthy Blvd. Milpitas, CA 95035 www.linear.com Phone: (408)432-1900 Fax: (408)434-0507 REV. 2 DC2177A-A/B/C MODIFY DATE: Jul 21, 2014 2 09:39:45 SHEET 1 1 OF 1