1 2 VOUT [email protected] MAX U1 U2 LT3080EDD-1 LT3080EDD-1 E1 R1 (OPT) E4 VCONTROL C5 1uF 8 VIN VOUT 2 6 NC C10 4.7uF 1 VOUT VIN 7 2 VOUT VIN 8 VOUT 3 3 VOUT VOUT 9 9 VOUT VIN C2 1uF NC 6 5 VCONTROL VCONTROL 5 4 A VCONTROL 2.8V - 25V VOUT C9 4.7uF SET C1 1uF VOUT 1 VCONTROL C6 1uF A 4 CIN1 22uF 7 VIN SET E2 + VIN 1.7V - 25V VIN VSET GND E3 C13 0.01uF R2 30.1K U3 U4 LT3080EDD-1 LT3080EDD-1 7 VIN VOUT 1 8 VIN VOUT 2 6 NC C12 4.7uF 1 VOUT VIN 7 2 VOUT VIN 8 VOUT 3 3 VOUT VOUT 9 9 VOUT VIN C4 1uF NC 6 5 VCONTROL VCONTROL 5 SET C7 1uF C11 4.7uF 4 VCONTROL VOUT SET C3 1uF VCONTROL C8 1uF 4 VIN VSET B B 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. THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS. 1 CONTRACT NO. APPROVALS DRAWN DATE HELEN 12/5/07 CHECKED TECHNOLOGY TITLE LT3080EDD - 1 APPROVED ENGINEER Tiger Zhou 12/5/07 DESIGNER Thursday, January 31, 2008 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 Adjustable LDO Linear Regulators in Parallel SIZE CAGE CODE FILENAME: SCALE: 2 DWG NO REV A DC1368A SHEET 1 OF 1