1 2 3 4 5 6 7 8 A A E4 C2 1uF 6.3V 1 C5 0.1uF White LED Output ( ~+5V ) E5 R1 Opt. D1 LED 2 2 2 D4 LED D5 LED D6 LED 1 R8 82 1 R7 82 1 R6 82 2 1 2 1 2 R5 82 1 1 R4 82 1 JP1 3 2 2 2 1 1 R3 82 1 2 SHDN D3 LED B JP3 R2 Opt. 1 2 3 5 4 E3 D2 LED 1 C3 1uF 6.3V 2 7 1 FB 2 SHDN PGND 6 8 1 1 GND C1 1uF 6.3V JP2 Vout 2 C4 0.1uF E2 Vin 2 B 2 1 1 C- E1 3.0V to 4.5Vin GND U1 LTC3200EMS8 SGND C+ 1 1 ON OFF C C E6 1 FB LINEAR TECHNOLOGY CORPORATION 1630 McCARTHY BLVD. MILPITAS, CA 95035 (408) 432-1900 (408) 434-0507 FAX D Title Size A NOTES : unless otherwise specified D White LED for Cellular Phone Document Number DEMO DC366A Date: Tuesday, October 08, 2002 1 2 3 4 5 6 Rev LTC3200EMS8 Sheet 7 1 1 of 8