L6743BTR - STMicroelectronics

Manufacturer Part Number

L6743BTR

Manufacturer

STMicroelectronics

Introduction

High-performance power management integrated circuit, designed primarily for driving N-Channel MOSFETs in a half-bridge configuration.

Product Features and Performance

Drives N-Channel MOSFET gates

Synchronous operation for efficient power conversion

Dual-driver capability

Suitable for high-frequency applications

Supports a supply voltage range from 5V to 12V

Compatible logic levels with VIL at 0.8V and VIH at 2V

Current peak output rated at 2A for robust drive capability

Non-inverting input type for straightforward signal processing

High Side Voltage up to 41V for bootstrap applications

Operates stably over a wide temperature range from 0°C to 125°C

Product Advantages

Optimized for fast switching to minimize losses

Integrates two driving channels in a compact form factor

Increased efficiency through synchronous driving

Ease of use in complex power management layouts

Key Technical Parameters

Half-Bridge Channel Configuration

Synchronous Channel Type

2 Number of Drivers

5V ~ 12V Voltage Supply

8V Logic Low (VIL), 2V Logic High (VIH)

2A Peak Output Current

41V High Side Voltage (Max)

Surface Mount Mounting Type

8-VDFN Exposed Pad Package/Case

8-VFDFPN (3x3) Supplier Device Package

Quality and Safety Features

Operational temperature rated for industrial grade applications

Surge and short-circuit protection for enhanced durability

Compliance with international quality and safety standards

Compatibility

Compatible with N-Channel MOSFET gate driving

Appropriate for 5V to 12V power systems

Application Areas

Power converters

Motor control systems

DC-DC and AC-DC conversion

Switching power supplies

Automation and industrial equipment

Product Lifecycle

Obsolete status indicating discontinuation

Potential existence of replacement or upgrade options

Several Key Reasons to Choose This Product

High integration leading to reduced component count and space savings

Optimized for high-efficiency power conversion

Reliable operation within a broad temperature range

STMicroelectronics' reputation for quality and performance in power management solutions

Ideal for space-constrained applications due to the compact package size