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APE8903C Datasheet(PDF) 4 Page - Advanced Power Electronics Corp.

Part No. APE8903C
Description  3A ULTRA LOW DROPOUT LINEAR REGULATOR
Download  9 Pages
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Maker  A-POWER [Advanced Power Electronics Corp.]
Homepage  http://www.a-power.com.tw
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APE8903C Datasheet(HTML) 4 Page - Advanced Power Electronics Corp.

   
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Advanced Power
Electronics Corp.
APE8903C
PIN DESCRIPTIONS
PIN SYMBOL
PIN DESCRIPTION
POK
Power OK Output Pin
APE8903CMP-A: Internal pull low; HIGH for enable, LOW or floating for shutdown.
APE8903CMP-B: Internal pull high; HIGH or floating for enable, LOW for shutdown.
VIN
Power input pin of the control circuitry. The pin is monitored for Power-On Reset
purpose.
NC
No Connect
VOUT
Output Voltage
FB
Feedback Pin
GND
GND Pin
BLOCK DIAGRAM
APE8903CMP-A
APE8903CMP-B
4
EN
Supply input for power conversion. The pin is monitored for Power-On Reset purpose.
VCNTL
-+
VIN
VOUT
GND
Error
Amp
EN
VCNTL
Soft -Start
And
Control Logic
Power- ON
Reset
Current
Limit
Thermal
Shutdown
Bandgap
FB
POK
Delay
POK
94%
V REF
N-MOSFET
10uA
Enable
-+
VIN
VOUT
GND
Error
Amp
EN
VCNTL
Soft -Start
And
Control Logic
Power- ON
Reset
Current
Limit
Thermal
Shutdown
Bandgap
FB
POK
Delay
POK
94%
V REF
N-MOSFET
10uA
Enable
.


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