1 2 3 4 5 R4 10 A E1 1 C1 + 33uF 16V KEMET 7.5uH S/S 4 GND S/D R2 53.6K 1% 7 U1 LT1370CR Vin 3 3 Vsw 5 FB 2 GND R3 28.7K 1% VOUT C6 4.7uF B R1 6.19K 1% R4 470 5% 1 C2 C3 + 100uF + 100uF 16V 16V KEMET KEMET 5V / 12V LINK 1 E4 1 J1 E3 GND E5 VOUT 4 Vc 1 S/D A D1 1 B NFB E2 8 C7 1000pF MBRD835L 6 VIN 7 5% L1 VIN 1 6 C4 optional C5 0.1uF C C NOTES : unless otherwise specified 1. all resistors values in ohms , 1/8w , 5% 2. all capacitors 25v 3. all components 1.8mm high LINEAR TECHNOLOGY COPORATION 1630 McCARTHY BLVD. MILPITAS, CA 95035 (408) 432-1900 (408) 434 - 0507 FAX D Title Size A Date: 1 2 3 4 5 D 5V/12V OUTPUT BOOST CONVERTER Document Number Rev DEMO DC185A Monday, January 27, 1997 6 7 Sheet LT1370CR 1 8 1 of