Datasheet

UC1842A-EP, UC1843A-EP, UC1844A-EP, UC1845A-EP
CURRENT-MODE PWM CONTROLLER
SGLS134D − SEPTEMBER 2002 − REVISED JANUARY 2013
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
Power Supply Specifications
1. Input Voltage 95VAC to 130VAC (50 Hz/60 Hz)
2. Line Isolation 3750 V
3. Switching Frequency 40 kHz
4. Efficiency, Full Load 70%
5. Output Voltage:
A. +5V, ±5%; 1A to 4A Load
B. +12V, ±3%; 0.1A to 0.3A Load Ripple voltage: 100 mV P-P Max
C. −12V, ±3%; 0.1A to 0.3A Load Ripple voltage: 100 mV P-P Max
Figure 9. Off-Line Flyback Regulator