(Hong Kong)
Product Summary
The ka3525a is a monolithic integrated circuit that includes all of the control circuit necessary for a pulse width modulating regulator. There are a voltage reference, an error amplifier, a pulse width modulator, an oscillator, under-voltage lockout, soft start circuit, and output drivers in the chip.
Parametrics
ka3525a absolute maximum ratings: (1)Supply Voltage VCC: 40 V; (2)Collector Supply Voltage VC: 40 V; (3)Output Current, Sink or Source IO: 500 mA; (4)Reference Output Current IREF: 50 mA; (5)Oscillator Charging Current ICHG(OSC): 5 mA; (6)Power Dissipation (TA = 25℃ PD: 1000 m/W; (7)Operating Temperature TOPR: 0 ~ +70℃; (8)Storage Temperature TSTG: -65 ~ +150℃; (9)Lead Temperature (Soldering, 10 sec) TLEAD: +300℃.
Features
ka3525a features: (1)5V ±1% Reference; (2)Oscillator Sync Terminal; (3)Internal Soft Start; (4)Deadtime Control; (5)Under-Voltage Lockout.
Diagrams
| Image | Part No | Mfg | Description |  |
Pricing (USD) |
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 KA3525A |
Fairchild Semiconductor |
DC/DC Switching Controllers SMPS Controller |
Data Sheet |
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