LM5109BMA - Texas Instruments

Manufacturer Part Number

LM5109BMA

Manufacturer

Texas Instruments

Introduction

The LM5109BMA is a high-voltage, high-speed power MOSFET and IGBT driver with independent high- and low-side referenced output channels.

Product Features and Performance

High-Voltage Operation Up to 100V

Drive Voltage Capability of 8V to 14V

High-Peak Output Current of 1A Source and 1A Sink

Independent High and Low Side Driving

Non-Inverting Input Logic

Low Propagation Delay Time

Fast Rise and Fall Times of 15ns Typical

Robust Under-Voltage Lockout (UVLO)

Thermally Enhanced Surface Mount Package

Product Advantages

Capable of Driving N-Channel MOSFETs

Bootstrap Feature for High-Side Gate Drive

High-Side Voltage Rating Suitable for Various Applications

Durable Over Wide Operating Temperature Range

Compact 8-SOIC Packaging Saves Space

Key Technical Parameters

Driven Configuration: Half-Bridge

Channel Type: Independent

Number of Drivers: 2

Gate Type: N-Channel MOSFET

Voltage - Supply (Vcc/Vdd): 8V ~ 14V

Logic Voltage - VIL, VIH: 0.8V, 2.2V

Current - Peak Output (Source, Sink): 1A, 1A

High Side Voltage - Max (Bootstrap): 108V

Rise / Fall Time (Typ): 15ns

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Under-Voltage Lockout for Safe Operation

Over-Temperature Protection

Industry-Standard SOIC-8 Package

Compatibility

Supports a Broad Range of N-Channel MOSFET Gate Driving Applications

Industry-Standard Package for Easy Replacement

Application Areas

Switching Power Supplies

Motor Controls

DC-DC Converters

Class D Power Amplifiers

Product Lifecycle

Product Status: Last Time Buy

Availability of Replacements or Upgrades: Customers should consider newer alternatives or contact manufacturer for potential upgrades

Several Key Reasons to Choose This Product

High-Voltage Capability Suitable for Multiple Applications

Dual Independent Channels Allow Flexibility in Design

High-Speed Performance for Efficient Switching

Capable of High-Peak Current Drive Necessary for Large Loads

Thermal Enhancements for Reliability in Extended Temperature Ranges

Low Propagation Delays for Synchronous Switching Applications

Readily Available in Standard Packaging for Ease of Integration