升压1 2 3 4 A A D1 L9 L6 23uH 1uF C38 10uH L7 B Q4 MOSFET-N U8 GND 4 5 GND VCC EN GATE FB 10uH L8 3 2 1 VccR 10uH VeeR VccR ADC B VeeR R39 1.5K U7 Q6 PNP 1 2 3 E1 B1 C2 BIPNP R51 4K C51 VOUT GND R14 10K 100pF VeeR R13 7.5K C1 B2 E2 6 5 4 R50 1.5K C48 1uF GND R12 Res Adj1 100K C59 0.1uF C C D Title Size A4 Date: File: 1 2 3 2007-1-16 F:\SFP PROJECT\apd\DC.SCHDOC Sheet of Drawn By: 4 Number Revision D ……