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TPS2412DR

ORing FET controller, 1-16V, SOIC-8

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Manufacturer Part：

TPS2412DR

Package：

SOIC-8 (4.9x6.0mm, 1.27mm pitch)

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Description

Product Overview

TPS2412DR from TI is an ORing FET controller for N-channel MOSFETs in redundant power supply systems. 1-16V bus, fast turn-off on reverse current. SOIC-8.

Working Principle

Controls external N-channel MOSFET to replace ORing diodes with lower loss. Monitors voltage differential across MOSFET. Turns off MOSFET within 300ns when reverse current detected (TPS2412 = fast turn-off). Adjustable reverse current threshold. Supports diode ORing and active ORing modes.

Pin Description

Pin Name Function
1 GATE MOSFET gate drive
2 VS Source/bus voltage
3 VD Drain/supply voltage
4 VDD Controller supply
5 SET Mode select
6 ADJ Threshold adjust
7 STAT Status output
8 GND Ground

Applications

  • Redundant power supplies
  • Server ORing
  • Telecom -48V systems
  • Battery backup

Alternative Models

Mfr Part Notes
TI TPS2413DR Slow turn-off version
ADI LTC4357CMS8 Similar ORing

TPS2412DR from TI is an ORing FET controller for N-channel MOSFETs in redundant power supply systems. 1-16V bus, fast turn-off on reverse current. SOIC-8.

Controls external N-channel MOSFET to replace ORing diodes with lower loss. Monitors voltage differential across MOSFET. Turns off MOSFET within 300ns when reverse current detected (TPS2412 = fast turn-off). Adjustable reverse current threshold. Supports diode ORing and active ORing modes.

Pin Name Function
1 GATE MOSFET gate drive
2 VS Source/bus voltage
3 VD Drain/supply voltage
4 VDD Controller supply
5 SET Mode select
6 ADJ Threshold adjust
7 STAT Status output
8 GND Ground
  • Redundant power supplies
  • Server ORing
  • Telecom -48V systems
  • Battery backup
Mfr Part Notes
TI TPS2413DR Slow turn-off version
ADI LTC4357CMS8 Similar ORing
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