Part number:
UC3842B
Manufacturer:
UTC
File Size:
482.56 KB
Description:
Controllers.
Datasheet Details
Part number:
UC3842B
Manufacturer:
UTC
File Size:
482.56 KB
Description:
Controllers.
UC3842B, CONTROLLERS
The UTC UC3842B/3843B are specifically designed for off-line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components.
The UC3842B has UVLO thresholds 16V (on) and 10V(off), ideally suited for off-line converters.
The UC3843B is tailored f
UC3842B Features
* Trimmed oscillator for precise frequency control
* Oscillator frequency guaranteed at 250kHz
* Current mode operation to 500kHz
* Automatic feed forward compensation
* Latching PWM for cycle-by-cycle current limiting
* Internally trimmed reference with undervoltage lockout
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