FDMF6840C - onsemi

Manufacturer Part Number

FDMF6840C

Manufacturer

onsemi

Introduction

The FDMF6840C is a DrMOS technology-based half-bridge driver, specifically designed for use in synchronous buck converters.

Product Features and Performance

Output Configuration: Half Bridge

Technology: DrMOS

Rds On (Typ): 1Ohm LS, 1Ohm HS

Current Output / Channel: 50A

Voltage Supply: 4.5V ~ 5.5V

Voltage Load: 3V ~ 16V

Operating Temperature: -40°C ~ 150°C (TJ)

Features Bootstrap Circuit, Status Flag

Fault Protection: Over Temperature, Shoot-Through, UVLO

Product Advantages

High efficiency with low Rds values

Robust thermal performance for high-reliability applications

Integrated features to protect against common faults

Key Technical Parameters

Rds On (Typ): 1Ohm LS, 1Ohm HS

Current Output / Channel: 50A

Voltage Supply Range: 4.5V to 5.5V

Operating Temperature Range: -40°C to 150°C

Quality and Safety Features

Over Temperature Protection

Shoot-Through Protection

Under-Voltage Lock-Out (UVLO)

Compatibility

Compatible with various synchronous buck converter designs

Suitable for inductive load applications

Application Areas

Synchronous Buck Converters

Product Lifecycle

Status: Obsolete

Replacement or Upgrades: Please consult onsemi for current alternatives.

Several Key Reasons to Choose This Product

High current output capability (50A) suitable for demanding applications

Low resistance values minimize power losses and improve efficiency

Embedded safety features ensure reliable operation under fault conditions

Optimal for high-temperature operations up to 150°C

Suitable for compact designs with 40-PowerTFQFN packaging configuration