ap3409 BCD Semiconductor Manufacturing Limited, ap3409 Datasheet - Page 10

• Manufacturer Part Number: ap3409
• Description: 3a, 4mhz High Efficiency Synchronous Buck Converter
• Manufacturer: BCD Semiconductor Manufacturing Limited

Typical Application
Jul. 2010 Rev. 1. 0
3A, 4MHz High Efficiency Synchronous Buck Converter
V
5V
IN
R
OSC
330k
SHDN/RT
GND
PGND
SW
Figure 16. Typical Application of AP3409
L1 2.0 H
COMP
PVDD
VDD
FB
10
R
C
22 F
COMP
IN
22pF
C1
30k
BCD Semiconductor Manufacturing Limited
C
COMP
Preliminary Datasheet
1000pF
R1
510k
22 F ×2
R2 240k
C
OUT
AP3409
2.5V/3A
V
OUT