Half-bridge drivers

Our complete portfolio of half-bridge gate drivers offers system robustness and high power density across many applications

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Our half-bridge drivers integrate a high-side and low-side driver and reduce switching losses, handle noisy environments and improve system efficiency. With resources like videos, technical articles and other documents, we have you covered throughout the whole design process.

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<120-V half-bridge drivers

Faster propagation delay enables faster switching and increases overall system efficiency.

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<700-V half-bridge drivers

Support higher voltages while still providing the highest possible efficiency and reliability for your end application.

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Technical resources

Application note

Bootstrap Circuitry Selection for Half Bridge Configurations (Rev. A)

This document uses UCC27710, TI's 620-V half-bridge gate driver with interlock to present the different components in a bootstrap circuit and how to properly select them in order to ensure predictable switching of the power FETs.

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Application note

Maximizing DC/DC converter designs with UCC27282

This application note outlines the advantages of the UCC27282 over previous generation drivers to allow optimization of the design and enhance robustness.

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Technical article

UCC27712-Q1: Replacing 3-phase bridge drivers with half-bridge drivers in automotive AC compressors

This technical article focuses on some of the key performances of UCC27712-Q1 half-bridge gate driver over some 3-phase bridge drivers in automotive AC compressors.

Discover featured applications

SOLAR ENERGY

Design more efficient and reliable solar inverters and optimizers with TI's half-bridge gate drivers

HYBRID, ELECTRIC & POWERTRAIN SYSTEMS

Power your hybrid electric vehicle (HEV)/EV designs reliably and efficiently – without sacrificing size and weight – with TI half-bridge gate drivers

TELECOM & SERVER POWER

Maximize power density by leveraging TI's portfolio of compact half-bridge gate drivers with high drive strength

APPLIANCES

Reliably drive the power stage of small home appliances – without sacrificing form factor – with TI half-bridge gate drivers

MOTOR DRIVES

Three TI half-bridge drivers in a brushless-DC power stage minimize the space between the gate driver and insulated-gate bipolar transistor, reducing switching losses and electromagnetic interference

WIRELESS INFRASTRUCTURE

Maximize power density by leveraging the high drive strength and low propagation delays of TI's compact half-bridge gate drivers

Design more efficient and reliable solar inverters and optimizers with TI's half-bridge gate drivers

With increased drive strength, faster switching characteristics and multiple undervoltage lockout (UVLO) options, our half-bridge drivers help minimize losses in DC/DC power stages.

Benefits:

Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through.
Small packages with integrated bootstrap diode options help reduce printed circuit board size and weight.
Multiple UVLO options, including 5 V, to help increase frequency while minimizing power losses.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

TIDA-050022 – Power stage reference design for <100-VIN DC/DC converters

PRODUCTS

UCC27282 – 120V 3A half-bridge gate driver with 5V UVLO, interlock, and enable options
UCC27712 – 1.8-A/2.8-A, 620V half bridge driver with interlock
UCC27211A – 120V 4.5A half-bridge gate driver with 8V UVLO and negative voltage handling

HARDWARE DEVELOPMENT

UCC27282EVM-335 – UCC27282 120-V, 3-A, 5-V UVLO high-side low-side gate driver evaluation module

TECHNICAL RESOURCES

Power Topology Considerations for Solar String Inverters and Energy Storage Systems (Rev. A) – Application note
PDF | HTML
UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers – Technical article

Power your hybrid electric vehicle (HEV)/EV designs reliably and efficiently – without sacrificing size and weight – with TI half-bridge gate drivers

With increased drive strength, faster switching characteristics and multiple undervoltage lockout (UVLO) options, our half-bridge drivers help minimize losses and improve reliability in HEV/EV powertrains.

Benefits:

Small packages with integrated bootstrap diode options help reduce printed circuit board size and weight.
Multiple UVLO options, including 5 V, to operate at lower bias voltages for increased switching frequencies and reduced system size.
Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

REFERENCE DESIGNS

TIDA-01407 – Automotive 400-W, 48-V Battery Input, 12-V Output Power Reference Design

PRODUCTS

UCC27282-Q1 – Automotive 120V 3A half-bridge gate driver with 5V UVLO, interlock, and enable options
UCC27211A-Q1 – 120V 4.5A half-bridge gate driver with 8V UVLO and negative voltage handling
UCC27712-Q1 – Automotive 1.8-A/2.8-A, 620V half bridge gate driver with interlock

HARDWARE DEVELOPMENT

UCC27282EVM-335 – UCC27282 120-V, 3-A, 5-V UVLO high-side low-side gate driver evaluation module

TECHNICAL RESOURCES

Implementing High-Side Switches Using Half-Bridge Gate Drivers for 48-V Battery. – Application note
PDF
UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers – Technical article

Maximize power density by leveraging TI's portfolio of compact half-bridge gate drivers with high drive strength

From totem-pole power factor correction to DC/DC power stages, our half-bridge drivers offer high drive strength, faster switching characteristics and multiple undervoltage lockout (UVLO) options to help minimize losses.

Benefits:

Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through.
Small packages with integrated bootstrap diode options help reduce printed circuit board size and weight.
Multiple UVLO options, including 5 V, to help increase frequency while minimizing power losses.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

PRODUCTS

UCC27282 – 120V 3A half-bridge gate driver with 5V UVLO, interlock, and enable options
UCC27211A – 120V 4.5A half-bridge gate driver with 8V UVLO and negative voltage handling
UCC27714 – 4-A, 600-V half bridge gate driver

TECHNICAL RESOURCES

Maximizing DC/DC converter designs with UCC27282 – Application note
PDF
UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers – Technical article

Reliably drive the power stage of small home appliances – without sacrificing form factor – with TI half-bridge gate drivers

With increased reliability in compact package sizes, our half-bridge drivers help reduce printed circuit board (PCB) and overall system size in brushless-DC or brushed motor drives.

Benefits:

Small packages with integrated bootstrap diode options help reduce PCB size and weight.
Negative voltage handling for resiliency against motor-induced transients.
Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through. shoot-through of MOSFETs.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

PRODUCTS

LM5108 – 2.6-A, 110-V half bridge gate driver with enable and interlock
UCC27710 – 0.5-A/1.0-A, 620-V half bridge gate driver with interlock
LM2105 – 107-V 0.5-A/0.8-A half-bridge gate driver with 5-V UVLO and integrated bootstrap diode

TECHNICAL RESOURCES

LM2105: How do I choose the best half-bridge gate driver for DC motor drive applications? – Technical article
How to achieve higher system robustness in DC drives, part 1: negative voltage – Technical article
PDF | HTML

Three TI half-bridge drivers in a brushless-DC power stage minimize the space between the gate driver and insulated-gate bipolar transistor, reducing switching losses and electromagnetic interference

With increased reliability in small package sizes, our half-bridge drivers help reduce printed circuit board (PCB) and overall system size in brushless-DC motor drives.

Benefits:

Small packages with integrated bootstrap diode options help reduce PCB size and weight.
Negative voltage handling for resiliency against motor-induced transients.
Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

PRODUCTS

LM5108 – 2.6-A, 110-V half bridge gate driver with enable and interlock
LM5106 – 1.2-A, 1.8-A 100-V half bridge gate driver with 8V-UVLO and programmable dead-time
LM2105 – 107-V 0.5-A/0.8-A half-bridge gate driver with 5-V UVLO and integrated bootstrap diode

TECHNICAL RESOURCES

LM2105: How do I choose the best half-bridge gate driver for DC motor drive applications? – Technical article
How to achieve higher system robustness in DC drives, part 2: interlock and deadti – Technical article
PDF | HTML

Maximize power density by leveraging the high drive strength and low propagation delays of TI's compact half-bridge gate drivers

With low propagation delays and delay matching, our half-bridge gate drivers help minimize losses in totem-pole power factor correction or DC/DC power stages.

Benefits:

Small outline no-lead packages with integrated bootstrap diode options help reduce printed circuit board size and weight.
Multiple undervoltage lockout options, including 5 V, help increase frequency while minimizing power losses.
Interlock for preventing metal-oxide semiconductor field-effect transistor shoot-through.

Featured resources

END-EQUIPMENT / SUB-SYSTEM

PRODUCTS

UCC27211A – 120V 4.5A half-bridge gate driver with 8V UVLO and negative voltage handling
UCC27282 – 120V 3A half-bridge gate driver with 5V UVLO, interlock, and enable options
UCC27714 – 4-A, 600-V half bridge gate driver

TECHNICAL RESOURCES

Maximizing DC/DC converter designs with UCC27282 – Application note
PDF
UCC27282: Calculating Component and System Values for Designs Using Half Bridge Drivers – Technical article

Reference designs related to Half-bridge drivers

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Design & development resources

Reference design

Power stage reference design for <100-VIN DC/DC converters

This reference design implements a high frequency power stage design based on the UCC27282 120-V half-bridge MOSFET driver and CSD19531 100-V power MOSFETs. With efficient switches and flexible VGS operating range, this design can reduce overall gate drive and conduction losses to achieve (...)

Reference design

600W Half Brick DC/DC Converter with Digital Control for Telecom Applications Reference Design

The PMP4320A reference design is a single output DC-DC converter with standard half-brick dimensions and full digital control configuration based on the UCD3138. It is capable of delivering 50A output current with an output voltage of 12V. The converter provides high efficiency and good (...)

Reference design

Automotive high voltage, high power motor driver reference design for HVAC compressor

This brushless DC (BLDC) motor reference design controls an automotive HVAC (heating, ventilation, and air conditioning) compressor by using the UCC27712-Q1 high-side and low-side gate driver followed by discrete insulated-gate bipolar transistor (IGBT) half bridges. This reference design uses (...)