UC3845A, UC3842A Datasheet - Texas Instruments

UC3845A, UC3842A, Current-Mode PWM Controllers

UC1842A, UC1843A, UC1844A, UC1845A UC2842A, UC2843A, UC2844A, UC2845A UC3842A, UC3843A, UC3844A, UC3845A SLUS224G * SEPTEMBER 1994 * R.
The UCx84xA family of control devices is a pin-for-pin compatible improved version of the UCx84x family.

Features

* Optimized for Off-Line and DC-DC Converters
* Low Start-Up Current (< 0.5 mA)
* Trimmed Oscillator Discharge Current
* Automatic Feedforward Compensation
* Pulse-by-Pulse Current Limiting
* Enhanced Load Response Characteristics
* Undervoltag

Applications

* Switch Mode Power Supplies (SMPS)
* DC-DC Converters
* Power Modules
* Industrial PSU

UC3842A-etcTI.pdf