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Part Number
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UC3842B |
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Manufacturer
|
UTC |
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Description
|
CONTROLLERS |
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Published
|
Apr 13, 2007 |
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Detailed Description
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UNISONIC TECHNOLOGIES CO., LTD
UC3842B/3843B
LINEAR INTEGRATED CIRCUIT
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
D...
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|
Datasheet
|
UC3842B
|
Overview
UNISONIC TECHNOLOGIES CO.
, LTD
UC3842B/3843B
LINEAR INTEGRATED CIRCUIT
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
DESCRIPTION
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 for lower voltage applications having UVLO thresholds of 8.
4V(on) and 7.
6V(off).
FEATURES
* Trimmed oscillator for precise frequency control * Oscillator frequency guaranteed at 250kHz * Current mode operation to 500kHz * Automatic feed forward compensation * Latchi...
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