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AP3003 Datasheet(PDF) 2 Page - BCD Semiconductor Manufacturing Limited

Part No. AP3003
Description  150kHz 3A BUCK DC-DC CONVERTER
Download  16 Pages
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Maker  BCDSEMI [BCD Semiconductor Manufacturing Limited]
Homepage  http://www.bcdsemi.com
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AP3003 Datasheet(HTML) 2 Page - BCD Semiconductor Manufacturing Limited

 
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150kHz 3A BUCK DC-DC CONVERTER
AP3003
Data Sheet
2
Feb. 2007 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
Figure 2. Pin Configuration of AP3003 (Top View)
Pin Description
Pin Number
Pin Name
Function
1VIN
Unregulated input voltage
2
OUTPUT
Switch driver output
3
GND
Ground
4
FEEDBACK
Feedback Pin. For fixed version, connect it to system output. For adjustable version,
connect it with an external resistor and capacitor feedback network to program the sys-
tem output voltage
5ON/OFF
The TTL logic compatible input to control the regulator on or off
Pin Configuration
T Package
(TO-220-5)
ON/OFF
FEEDBACK
GND
OUTPUT
VIN
S Package
(TO-263-5)
ON/OFF
FEEDBACK
GND
OUTPUT
VIN
5
4
3
2
1
5
4
3
2
1
Metal Tab GND
Metal Tab GND


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