Datasheet Texas Instruments LM5025ASD/NOPB — Ficha de datos

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Design LM5025A
SNVS293F – DECEMBER 2004 – REVISED AUGUST 2016 LM5025A Active Clamp Voltage Mode PWM Controller
1 Features 3 Description The LM5025A is a functional variant of the LM5025
active clamp PWM controller. The functional
differences of the LM5025A are that the CS1 and
CS2 current limit thresholds have been increased to
0.5 V, the internal CS2 filter discharge device has
been disabled and no longer operates each clock
cycle, and the internal VCC and VREF regulators
continue to operate when the line UVLO pin is below
threshold. 1 Internal Start-Up Bias Regulator
3-A Compound Main Gate Driver
Programmable Line Undervoltage Lockout (UVLO)
With Adjustable Hysteresis
Voltage Mode Control With Feedforward
Adjustable Dual Mode Overcurrent Protection
Programmable Overlap or Dead Time Between …