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UC2843 Datasheet Current-Mode PWM Controllers

Manufacturer: Texas Instruments

Download the UC2843 datasheet PDF. This datasheet also includes the UC2842 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (UC2842-etcTI.pdf) that lists specifications for multiple related part numbers.

General Description

The UCx84x series of control integrated circuits provide the

Overview

UC1842, UC2842, UC3842, UC1843, UC2843, UC3843 UC1844, UC2844, UC3844, UC1845, UC2845, UC3845 SLUS223H – APRIL 1997 – REVISED OCTOBER 2024 UCx84x Current-Mode PWM Controllers.

Key Features

  • Optimized for off-line and DC-to-DC converters.
  • Low start-up current (< 1mA).
  • Automatic feedforward compensation.
  • Pulse-by-pulse current limiting.
  • Enhanced load-response characteristics.
  • Undervoltage lockout with hysteresis.
  • Double-pulse suppression.
  • High-current totem-pole output.
  • Internally trimmed bandgap reference.
  • Up to 500kHz operation.
  • Error amplifier with low output resistance 2 Applicatio.

📁 Similar Datasheet

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UC2842A Current-Mode PWM Controllers
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