SI9978DW-T1-E3 - Vishay Siliconix

Manufacturer Part Number

SI9978DW-T1-E3

Manufacturer

vishay-siliconix

Introduction

The SI9978DW-T1-E3 is a Power Management Integrated Circuit (PMIC) specifically designed for gate driving applications, suitable for half-bridge configurations with synchronous N-Channel MOSFETs.

Product Features and Performance

Driven Configuration: Half-Bridge

Channel Type: Synchronous

Number of Drivers: 4

Gate Type: N-Channel MOSFET

Voltage Supply Range: 14.5V to 17.5V

Logic Voltage VIL, VIH: 1V, 4V

High Side Voltage Max (Bootstrap): 40 V

Rise Time (Typical): 110ns

Fall Time (Typical): 50ns

Operating Temperature Range: -40°C to 150°C (TJ)

Mounting Type: Surface Mount

Product Advantages

Integrated 4 driver channels supporting efficient half-bridge gate driving

Wide operating temperature range suitable for harsh environments

Fast switching with 110ns rise time and 50ns fall time for high performance

Key Technical Parameters

Supply Voltage: 14.5V to 17.5V

Logic Input Voltage Range: 1V to 4V

Maximum Bootstrap Voltage: 40V

Rise and Fall Times: 110ns / 50ns

Operating Temperature: -40°C to 150°C

Package Type: 24-SOIC

Quality and Safety Features

Compliant with industry standard safety regulations

Built for reliability under a broad range of environmental conditions

Compatibility

Compatible with systems requiring synchronous N-Channel MOSFET driving capabilities

Application Areas

Power supply units

Motor controls

Industrial automation systems

Product Lifecycle

Status: Obsolete

Availability of replacements or upgrades should be checked with manufacturer or distributors

Several Key Reasons to Choose This Product

Provides robust support for half-bridge gate driving configurations

Supports synchronous operation enhancing efficiency

Wide supply and logic voltage range allowing flexibility in application design

High temperature tolerance ensures performance stability in extreme conditions

Fast gate driving response improves overall system response time and efficiency