Low-side drivers

Our low-side gate drivers enable reliable and efficient power systems

Browse by category

Our low-side drivers help maximize the potential of your design by reducing switching losses, increasing your system's resiliency to noise and improving system density to enable an efficient, reliable design. In addition, our design resources, including videos, technical articles and reference designs, are available to support you through the design process.

Select by channel

Single-channel low-side gate drivers

Applications include BJT replacement, single-stage motor drive and single-phase boost PFC.

Find your device

Dual-channel low-side gate drivers

Applications include gate drive transformers, synchronous rectification and interleaved PFC.

Find your device

Featured low-side gate drivers

Technical resources

Application brief

Low-Side Gate Drivers With UVLO Versus BJT Totem-Pole

This application note discusses the advantages of a low-side gate driver IC compared to the discrete totem pole and their performances at undervoltage lockout conditions.

document-pdfAcrobat

PDF

Application note

Using a Single-Output Gate-Driver for High-Side or Low-Side Drive (Rev. B)

This application note discusses how single output drivers can enable greater layout flexibility and fewer parasitics, leading to optimal switching performance.

document-pdfAcrobat

PDF

Application note

Benefits of a Compact, Powerful, and Robust Low-Side Gate Driver

This application note discusses the design parameters to consider when selecting a gate driver in switching power supplies and how they affect key performance metrics.

document-pdfAcrobat

PDF

Discover featured applications

Telecommunications and server power

Maximize power density in server power-supply units with the high drive strength and small package options of TI's low-side gate drivers

Electric vehicle charging infrastructure

Maximize power density and efficiency using TI low-side gate drivers, which combine high drive strength and low propagation delay into compact packages

Automotive

From powertrains to heating and cooling systems, TI low-side gate drivers offer reliability and efficiency without sacrificing size and weight

Lidar & machine vision

Design more powerful and precise lidar systems with TI's gallium nitride (GaN)-optimized low-side gate drivers

Appliances

From general purpose to high performance, TI's portfolio of low-side gate drivers reliably drives appliances both large and small

Maximize power density in server power-supply units with the high drive strength and small package options of TI's low-side gate drivers

With increased drive strength, faster switching characteristics and multiple undervoltage lockout (UVLO) options, TI low-side drivers help minimize losses in power factor correction and synchronous rectifier power stages.

Benefits:

Extended supply voltage ranges to provide sufficient margin for overshoot protection.
Reverse-current handling for reliable transient capability without extra components.
Small outline no-lead packages help reduce printed circuit board size and weight.
Multiple UVLO options including 5-V UVLO, which enables higher frequencies and minimizes power losses.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

PMP8877 – 1/8 Brick Isolated DC/DC Telecom Power Module Digital Control Reference Design
PMP23126 – 3-kW phase-shifted full bridge with active clamp reference design with > 270-W/in3 power density

PRODUCTS

UCC27624 – 30V VDD, 5A/5A dual-channel low-side driver with 4V UVLO and low propagation delay
UCC27614 – 30V VDD, 10A/10A single-channel low-side driver with 4V UVLO and low propagation delay
UCC27511A – 4-A/8-A single-channel gate driver with 5-V UVLO, split outputs, 5-V IN handling

TECHNICAL RESOURCES

Benefits of a Compact, Powerful, and Robust Low-Side Gate Driver – Application note
PDF | HTML
Managing power-supply noise with a 30-V gate driver – Technical article
PDF | HTML

Maximize power density and efficiency using TI low-side gate drivers, which combine high drive strength and low propagation delay into compact packages

With increased drive strength and fast switching characteristics, TI half-bridge drivers can help minimize losses in AC/DC or DC/DC power stages.

Benefits:

Dual 5-A channels for driving multiple power switches from a single device.
Low propagation delays for reduced dead time and increased efficiency.
Extended supply-voltage ranges to provide sufficient margin for overshoot protection.
Reverse-current handling for reliable transient capability without extra components.
Small package options to reduce printed circuit board size and weight.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

PRODUCTS

UCC27624 – 30V VDD, 5A/5A dual-channel low-side driver with 4V UVLO and low propagation delay
UCC27614 – 30V VDD, 10A/10A single-channel low-side driver with 4V UVLO and low propagation delay
UCC27531 – 2.5-A/5-A single-channel gate driver with 8-V UVLO, 35-V VDD, and split outputs

HARDWARE DEVELOPMENT

UCC27624DGNEVM – UCC27624 evaluation module for dual-channel 30-V, 5-A high-speed low-side gate driver
UCC27614EVM – UCC27614 evaluation module for single-channel 30-V, 10-A high-speed low-side gate driver

TECHNICAL RESOURCES

Power Topologies in Electric Vehicle Charging Stations – Application note
PDF | HTML
Benefits of a Compact, Powerful, and Robust Low-Side Gate Driver – Application note
PDF | HTML

From powertrains to heating and cooling systems, TI low-side gate drivers offer reliability and efficiency without sacrificing size and weight

With increased drive strength and fast switching characteristics, TI low-side drivers help minimize losses and improve reliability throughout vehicle designs.

Benefits:

Negative voltage and reverse-current handling for increased reliability without the need for additional components.
5-V undervoltage lockout to operate at lower bias voltages for increased switching frequency and reduced system size.
Extended supply-voltage ranges to provide sufficient margin for overshoot protection.
Small packages to reduce printed circuit board size and weight.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

TIDA-01407 – Automotive 400-W, 48-V Battery Input, 12-V Output Power Reference Design
TIDM-BIDIR-400-12 – Bidirectional 400-V/12-V DC/DC Converter Reference Design

PRODUCTS

UCC27624-Q1 – Automotive 30V VDD, 5A/5A dual-channel low-side driver with 4V UVLO and low propagation delay
UCC27517A-Q1 – Automotive 4-A/4-A single-channel gate driver with 5-V UVLO and dual-input structure

HARDWARE DEVELOPMENT

UCC27624DGNEVM – UCC27624 evaluation module for dual-channel 30-V, 5-A high-speed low-side gate driver

TECHNICAL RESOURCES

Why should I replace discrete gate drivers with low-side driver ICs in automotive PTC modules? – Blog
Benefits of a Compact, Powerful, and Robust Low-Side Gate Driver – Application note
PDF | HTML

Design more powerful and precise lidar systems with TI's gallium nitride (GaN)-optimized low-side gate drivers

TI's GaN low-side driver portfolio offers narrow output pulses and minimal distortion for precise and compact laser-pulse-generation stages.

Benefits:

1.25-ns output pulse width and 300-ps pulse distortion enable more powerful eye-safe diode pulses and long-range, precise lidar systems.
Small outline no-lead packages allow more diodes to fit into a compact space.
Split outputs for independently adjustable drive strength and timing through external resistors.
Automotive-qualified and industrial variants for any laser imaging application using GaN power switches.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

TIDA-01573 – Nanosecond Laser Driver Reference Design for LiDAR

PRODUCTS

LMG1025-Q1 – Automotive 7A/5A single-channel low-side driver with 5V UVLO for narrow pulse applications
LMG1020 – 7-A/5-A single channel gate driver with 5-V UVLO for nano second input pulses
UCC27611 – 4-A/6-A single-channel gate driver with 4-V UVLO and 5-V regulated output

HARDWARE DEVELOPMENT

LMG1025-Q1EVM – LMG1025-Q1 GaN low-side driver and GaN FET LiDAR evaluation module
LMG1020EVM-006 – LMG1020 GaN Low-side Driver + GaN FET LiDAR Evaluation Module

TECHNICAL RESOURCES

GaN Gate Driver Layout Help – Application note
PDF

From general purpose to high performance, TI's portfolio of low-side gate drivers reliably drives appliances both large and small

TI low-side drivers offer increased reliability in small package sizes for use in boost power factor correction stages, single-switch choppers or battery discharge switches.

Benefits:

Negative voltage handling for reliability against motor-induced transients.
Extended supply-voltage ranges to provide sufficient margin for overshoot protection.
Compact packages to reduce printed circuit board size and weight.
Multiple undervoltage lockout options, including 5 V, to help increase frequencies while minimizing power losses.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

TIDM-02010 – Dual motor control with digital interleaved PFC for HVAC reference design
TIDA-010216 – 16s battery pack reference design with low-side MOSFET control for large capacity applications

PRODUCTS

UCC27517 – 4-A/4-A single-channel gate driver with 5-V UVLO and 13-ns prop delay in SOT-23 package
UCC27624 – 30V VDD, 5A/5A dual-channel low-side driver with 4V UVLO and low propagation delay
UCC27531 – 2.5-A/5-A single-channel gate driver with 8-V UVLO, 35-V VDD, and split outputs

TECHNICAL RESOURCES

Low-Side Gate Drivers With UVLO Versus BJT Totem-Pole – Application brief
PDF
E-book: An engineer’s guide to industrial robot designs – E-book
PDF

Reference designs related to Low-side drivers

Use our reference design selection tool to find designs that best match your application and parameters.

View reference designs

Design & development resources

Reference design

480W, <17 mm, Thin Profile, 94% Efficiency, Fast Transient Response AC/DC SMPS Reference Design

The TIDA-01495 is a low profile (17 mm height), 94.1% peak efficiency, high power density, universal input, 24-V DC, 480-W output, consumer AC/DC power supply reference design. The circuit consists of a front-end two phase interleaved transition mode (TM) power factor correction (PFC) based on the (...)

Reference design

Single-axis Motor Control Reference Design with Integrated Power Factor Correction

This refernce design demonstrates best practices for integrating both single axis motor control and power factor correction (PFC) into a single microcontroller. This practice is popular when designing variable frequency compressors, particularly for HVAC systems. This implementation is optimized to (...)

Reference design

Bidirectional 400-V/12-V DC/DC Converter Reference Design

The Bidirectional 400V-12V DC/DC Converter Reference Design is a microcontroller-based implementation of an isolated bi-directional DC-DC converter. A phase shifted full-bridge (PSFB) with synchronous rectification controls power flow from a 400V bus/battery to the 12V battery in step-down (...)