5 4 3 2 Optional. D U2 LT1761ES5-BYP 3 L1 Vin E1 C1 4.7uF 6.3V SHDN R1 1M 1 COLA SHDN 3 E7 R9 10k 5 SYNC 6 CT 7 C2 820pF GND R2 16.9k 10 4 9 RSL 14 5 4 1 16 R10 10K 1 D3 3 D4 C3 22uF 25V CER. C4 22uF 25V CER. 3 1 MMBD914 R3 3.9k PGND PGND D2 MMBD914 7 CTX02-16030 3 MMBD914 1 1 RT 10 3 3 D1 MMBD914 12 1 COLB GND T1 2 E5 SYNC IN D 5 OUT E2 GND ADJ VIN 11 1 33uH U1 LT3439EFE 13 C7 0.01uF BYP VIN +5V 5% 2 C13 22uF 25V CER. + C5 33uF 25V TANT. R5 49.9k J1 12V_Noise Monitor 0.22uF C10 0.22uF E3 R6 49.9k C14 22uF 25V CER. + C6 33uF 25V TANT. R7 1 L2 4 442k C GND ADJ 2 IN 1 3 R4 OUT 5 E4 BYP R8 50k 2 4 442k 33uH E6 C9 +Vout +12V@80mA GND -Vout -12V@80mA C8 0.01uF U3 3 LT1964ES5-BYP CW C 1 SLEW ADJ. B B C22 2.2nF 1KV CONTRACT NO. APPROVALS DRAWN A June Wu DATE 3/1/02 CHECKED TECHNOLOGY TITLE DESIGNER 3/1/02 SIZE CAGE CODE Wednesday, February 05, 2003 SCALE: 5 4 3 A LT3439EFE, Low Noise Isolated Power Supply APPROVED ENGINEER David Canny 1630 McCarthy Blvd. Milpitas, CA 95035 Phone: (408)432-1900 Fax: (408)434-0507 2 FILENAME: DWG NO REV A DC511A SHEET 1 1 OF 1