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UPC1909 Datasheet(PDF) 3 Page - NEC

Part # UPC1909
Description  SWITCHING REGULATOR CONTROL IC
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC1909 Datasheet(HTML) 3 Page - NEC

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Data Sheet G14309EJ1V0DS00
3
µµµµPC1909
PIN CONFIGURATION (TOP VIEW)
16-pin plastic DIP (300 mils)
µµµµPC1909CX
16-pin plastic SOP (300 mils)
µµµµPC1909GS
1
2
3
4
16
15
14
13
512
611
710
89
CT
RT
VREF
DTC1
EMI1
VCC
OUT1
FB
OV
CT2
GND
OC
DTC2
OUT2
ON/OFF
EMI2
PIN FUNCTION LIST
Pin Number
Pin Name
Function
Pin Number
Pin Name
Function
1
OV
Overvoltage protection
9
VCC
Power supply
2CT2
OLS shift setting
10
EMI1
OUT1 emitter
3
GND
Ground
11
OUT1
OUT1 output
4
OC
Overcurrent protection
12
FB
Feedback input
5DTC2
OUT2 dead-time setting
13
DTC1
OUT1 dead-time setting
6OUT2
OUT2 output
14
VREF
Reference voltage output
7
ON/OFF
ON/OFF control
15
RT
Timing resistance
8EMI2
OUT2 emitter
16
CT
Timing capacitance


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