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UC28025

Texas Instruments
Part Number UC28025
Manufacturer Texas Instruments
Description Economy High-Speed PWM Controller
Published Apr 18, 2020
Detailed Description Product Folder Sample & Buy Technical Documents Tools & Software Support & Community UC28023, UC28025 SLUS557G – MA...
Datasheet PDF File UC28025 PDF File

UC28025
UC28025

Overview
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community UC28023, UC28025 SLUS557G – MARCH 2003 – REVISED DECEMBER 2016 UC2802x Economy High-Speed PWM Controller 1 Features •1 Peak Current Mode, Average Current Mode, or Voltage Mode (With FeedForward) Control Methods • Practical Operation Up to 1 MHz • 50-ns Propagation Delay to Output • ±1.
5-A Peak Totem Pole Outputs • 9-V to 30-V Nominal Operational Voltage • Wide Bandwidth Error Amplifier • Fully Latched Logic With Double Pulse Suppression • Pulse-by-Pulse Current Limiting • Programmable Maximum Duty Cycle Control • Undervoltage Lockout With Hysteresis • Trimmed 5.
1-V Reference With UVLO • Same Functionality as UC3823 and UC3825 2 Applications • Off-Line and DC-DC Power Supplies • Converters Using Voltage Mode, Peak Current Mode, or Average Current Mode Control Methods • Single-Ended or Two-Switch Topology Designs 3 Description The UC28023 and UC28025 are fixed-frequency PWM controllers optimized fo...


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