FP5138

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Rev. 0.62

11/16

BR/CTL pin can also use to control the output of FP5138 for disable or enable function of system.

Timing Waveform

COMP Pin Voltage

Reference Input For Short

Circuit Detection Comparator

Idle Period Setting Voltage

Soft Start Setting Voltage

OUT Pin Waveforms

SCP Pin Waveforms

Power Supply Control SW

ON

OFF

Soft Start

ts

Output

Short

Circuit

tpe

Output Short Circuit

Short Circuit

Detection

FP5138 Timing Diagram

Control Pin

Q1

BR/CTL Pin

Output Transistor Function

Mode

Low

Off

Open

Disable

Stand-by

High

On

Bias Current

Enable

Operation