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UC3844AN

Advanced PWM Controller, 25V-12V supply, 500 kHz, 5V/200mA out, DIP-8

TEXAS INSTRUMENTS UC3844AN
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Manufacturer Part No:
UC3844AN
Order Code:
3008567

Product Overview

The UC3844AN is a current-mode Pulse Width Modulation (PWM) Controller providing the necessary features to control current-mode switched mode power supplies. Start-up current is guaranteed to be less than 0.5mA. Oscillator discharge is trimmed to 8.3mA. During under voltage lockout, the output stage can sink at least 10mA at less than 1.2V for VCC over 5V.
  • Optimized for off-line and DC to DC converters
  • Trimmed oscillator discharge current
  • Automatic feed forward compensation
  • Pulse-by-pulse current limiting
  • Enhanced load response characteristics
  • Under-voltage lockout with hysteresis
  • Double pulse suppression
  • High current totem pole output Internally trimmed bandgap reference
  • Low RO Error amplifier
  • Green product and no Sb/Br

Applications

Power Management, Industrial

Product Information

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:
15V

:
5V

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200mA

:
12V

:
25V

:
DIP

:
8Pins

:
500kHz

:
0°C

:
70°C

:
-

:
-

:
-
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Technical Docs (1)

CAD Downloads

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Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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