B A REVISION HISTORY ECO REV A L1 VIN * TP2 5 sync TP4 VC 2 OPT R2 * GND C4 10uF 16V 1206 U1 LT3580EDD * C6 0.1uF R5 20K C5 0.1uF 16V 0603 C8 OPT C7 * GND TP5 TP6 VERSION TABLE * C3 * * R6 R8 100K GND 1 9 RT 7 8 SYNC SS SYNC R4 100K FB SHDN TP3 6 shdn L2 D2 SW JP1 SHDN * 2 3 OFF C1 Q2 OPT D3 OPT VOUT 2 4 2 1 1 3 Output 1 VIN ON C2 4.7uF 16V 1206 2 2 * ASSEMBLY TYPE 1 2 TP1 R9 OPT APPROVED VOUT * 1 DATE DEMO BOARD PRODUCTION RELEASE D1 * 3 VIN DESCRIPTION VIN VOUT D1 D2 C1 C7 L1 L2 R2 R6 DC1144A-A 3V to 10V 12V@300mA DFLS220L NOT USED NOT USED 1nF CDRH5D16-6R8 NOT USED 130K 84.5K DC1144A-B 5V to 12V -12V@350mA NOT USED DFLS130L 1uF, 25V 2.2nF SD25-8R2 SD14-150 143K 42.2K 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 CIRUIT 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. B CONTRACT NO. APPROVALS DRAWN A. Karpova DATE 08/10/06 CHECKED TECHNOLOGY TITLE 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 LT3580EDD BOOST/ INVERTING REGULATOR APPROVED ENGINEER 1 J.Rosales 08/10/06 DESIGNER SIZE CAGE CODE Monday, July 16, 2007 SCALE: DWG NO FILENAME: SHEET A REV DC1144A 1 2 OF 1