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UC1825B-SP Datasheet Radiation Hardened High-speed Pwm Controller

Manufacturer: Texas Instruments

Overview: www.ti.com UC1825B-SP SLUSDD5A – APRIL 2019 – REVISED DUECCE1M8B2E5RB2-S02P0 SLUSDD5A – APRIL 2019 – REVISED DECEMBER 2020 UC1825B-SP Class-V, Radiation Hardened High-Speed PWM Controller.

General Description

The UC1825B-SP PWM control device is optimized for high-frequency switched mode power supply applications.

Particular care was given to minimizing propagation delays through the comparators and logic circuitry while maximizing bandwidth and slew rate of the error amplifier.

This controller is designed for use in either current-mode or voltage mode systems with the capability for input voltage feed-forward.

Key Features

  • QML-V qualified, SMD 5962-8768106.
  • 5962R8768106VYC:.
  • Radiation hardness assurance (RHA) up to 100-krad(Si) total ionizing dose (TID) 1.
  • Compatible with voltage- or current-mode topologies.
  • Practical operation switching frequencies to 1 MHz.
  • 50-ns propagation delay-to-output.
  • High-current dual totem pole outputs (2-A peak).
  • Wide bandwidth error amplifier.
  • Fully latched logic with double-pulse suppression.
  • P.

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