2 1 C1 * SHDN ON 5 Vout/Iout C4 4.7uF OFF E5 C5 0.22uF E4 GND 7 E3 * E2 3 G/P JP1 OUTPUT C3 2.2uF GND C2 0.22uF VOUT 1 E1 EXPOSED GND PAD VIN SDB 2 6 GND C- C+ * Vin 2.2uF 4 U1 R1 3.32M A A * VERSION TABLE ASSEMBLY VERSION U1 DC761A-A LTC3204EDC-5 DC761A-B LTC3204EDC-3.3 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. 2 Vin Vout / Iout 3.1V-5.5V 5V/150mA 2.7V-5.5V 5V/65mA 1.9V-4.5V 3.3V/50mA 1.8V-4.5V 3.3V/40mA CONTRACT NO. APPROVALS DRAWN June Wu DATE 9/2/04 CHECKED TITLE LTC3204EDC, Low Noise Regulated Charge Pump in 2x2 DFN APPROVED ENGINEER TECHNOLOGY 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 Walker Bai 9/2/04 DESIGNER Thursday, November 04, 2004 SIZE CAGE CODE SCALE: DWG NO FILENAME: SHEET 1 REV A DC761A 1 OF 1