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FA5301BP

Fuji Electric
Part Number FA5301BP
Manufacturer Fuji Electric
Description Bipolar IC For Switching Power Supply Control
Published Mar 30, 2005
Detailed Description FA5301BP(N) FA5301BP(N) s Description The FA5301BP(N) is a bipolar IC containing basic circuits necessary for PWM-type s...
Datasheet PDF File FA5301BP PDF File

FA5301BP
FA5301BP

Overview
FA5301BP(N) FA5301BP(N) s Description The FA5301BP(N) is a bipolar IC containing basic circuits necessary for PWM-type switching power supply control.
This IC switches an external transistor according to external synchronizing pulses.
Bipolar IC For Switching Power Supply Control s Dimensions, mm SOP-16 16 9 3.
9±0.
1 6.
0±0.
2 0.
18±0.
07 1 9.
9±0.
1 8 0.
33 1.
65±0.
1 0.
65 .
0 0.
3 –0 +0.
1 5 s Features • External synchronization input terminal • Wide supply voltage range (VCC =7 to 22V) • Open-collector output • Soft-start from standby mode • Double protection of output transistor by overcurrent limiting and cutoff functions • Output ON/OFF control function • Not many external discrete components needed 0.
42±0.
07 1.
27±0.
2 DIP-16 16 9 s Applications • Switching power supply for general equipment (Optimum for TV, display, and other monitor devices) 1 0.
81 19.
4 1.
5 8 3.
1min 4.
3max 0.
2min 3.
4 6.
5 0~8˚ 0.
2 7.
6 2.
54±0.
25 0.
5±0.
1 0~15 ˚ 0~1 5˚ s Block diagram Pin No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin symbol Description Inverting input to error amplifier Non-inverting input to error amplifier Error amplifier output Feedback input Overcurrent detection Overcurrent cutoff delay capacitor Ground Output ON/OFF control Output Dead time adjustment Oscillator timing capacitor External synchronizing signal detection capacitor External synchronization input PWM soft-start capacitor Reference voltage output (5V) Power supply IN (–) IN (+) ER.
OUT FB IS CD GND ON/OFF OUT DT CT CSY SYNC CSO REF VCC 1 FA5301BP(N) s Absolute maximum ratings Item Supply voltage Output voltage Error amplifier output current Error amplifier input voltage Overcurrent detection terminal input voltage Feedback terminal input voltage Output ON/OFF terminal input voltage Synchronizing terminal input voltage Total power dissipation Operating temperature Storage temperature Symbol Rating 22 22 5 5 20 20 6 6 1000 (DIP-16) *1 400 (SOP-16) *2 °C °C Unit V V mA V V V V V mW s Recommended opera...


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