AP1603WL-7 Просмотр технического описания (PDF) - Diodes Incorporated.
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AP1603WL-7 Datasheet PDF : 8 Pages
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Pin Assignments
AP1603
STEP-UP DC/DC CONVERTER
Pin Descriptions
FB 1
6 SHDN
GND 2 AP1603 5 OUT
REF 3
74 LX
SOT26
Block Diagram
Name
Description
FB Feedback
GND Ground
REF
1.2V Reference Voltage. Bypass with a
0.1µF capacitor.
LX
N-Channel and P-Channel Power MOSFET
Drain
OUT
Power Output. OUT provides bootstrap
power to the IC.
Shutdown Input. Drive high (>80% of VOUT)
for operating mode. Drive low (<20% of
SHDN VOUT) for shutdown mode. Connect to OUT
for normal operation.
SHDN
Minimum
Off-Time
One-Shot
Q TRIG
One-Shot
Maximum
On-Time
One-Shot
S
F/F
R
Q
TRIG Q
One-Shot
Error
Amplifier
Current-Limit
Amplifier
Zero
Crossing
EN Amplifier
OUT 0.1uF
P
LX
22uH
N GND
47uF
VIN
47uF
FB
FB
REF
0.1uF
AP1603 Rev. 1
2 of 8
www.diodes.com
NOVEMBER 2006
© Diodes Incorporated
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