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UCC27325

ACTIVE

4-A/4-A dual-channel gate driver with one inverting, one non-inverting input and hystertic logic

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Data sheet

UCC27325

ACTIVE
Data sheet Order now

Product details

Number of channels 2 Power switch MOSFET Peak output current (A) 4 Input supply voltage (min) (V) 4.5 Input supply voltage (max) (V) 15 Features Hysteretic Logic, Inverting and Non-inverting Output Operating temperature range (°C) -40 to 125 Rise time (ns) 20 Fall time (ns) 15 Propagation delay time (µs) 0.025 Input threshold CMOS, TTL Channel input logic Inverting, Non-Inverting Input negative voltage (V) 0 Rating Catalog Driver configuration Inverting, Non-Inverting
Number of channels 2 Power switch MOSFET Peak output current (A) 4 Input supply voltage (min) (V) 4.5 Input supply voltage (max) (V) 15 Features Hysteretic Logic, Inverting and Non-inverting Output Operating temperature range (°C) -40 to 125 Rise time (ns) 20 Fall time (ns) 15 Propagation delay time (µs) 0.025 Input threshold CMOS, TTL Channel input logic Inverting, Non-Inverting Input negative voltage (V) 0 Rating Catalog Driver configuration Inverting, Non-Inverting
HVSSOP (DGN) 8 14.7 mm² 3 x 4.9 PDIP (P) 8 92.5083 mm² 9.81 x 9.43 SOIC (D) 8 29.4 mm² 4.9 x 6
  • Bi-CMOS Output Architecture
  • ±4 A Drive Current at the Miller Plateau Region
  • Constant-Current Even at Low Supply Voltages
  • Outputs Paralleled for Higher Drive Current
  • Available in MSOP- PowerPAD™ Package
  • TTL/CMOS Inputs Independent of Supply Voltage
  • Industry-Standard Pin-Out
  • Bi-CMOS Output Architecture
  • ±4 A Drive Current at the Miller Plateau Region
  • Constant-Current Even at Low Supply Voltages
  • Outputs Paralleled for Higher Drive Current
  • Available in MSOP- PowerPAD™ Package
  • TTL/CMOS Inputs Independent of Supply Voltage
  • Industry-Standard Pin-Out

The UCC2732x and UCC3732x family of high-speed dual-MOSFET Drivers deliver 4-A source and 4-A sink peak current to effectively drive MOSFETs where it is needed most at the Miller Plateau Region. A unique BiPolar and MOSFET hybrid output stage in parallel also allows efficient current sourcing and sinking at low supply voltages. Three standard logic options are offered — dual-inverting, dual-noninverting, and one-inverting and one-noninverting driver. Input thresholds are based on TTL and CMOS and independent of supply voltage and feature wide input hysteresis offering excellent noise immunity. The UCC2732x and UCC3732x family is available in the standard SOIC-8 (D) as well as the thermally enhanced -8pin PowerPAD MSOP package (DGN), drastically lowering thermal resistance to improve long term reliability.

The UCC2732x and UCC3732x family of high-speed dual-MOSFET Drivers deliver 4-A source and 4-A sink peak current to effectively drive MOSFETs where it is needed most at the Miller Plateau Region. A unique BiPolar and MOSFET hybrid output stage in parallel also allows efficient current sourcing and sinking at low supply voltages. Three standard logic options are offered — dual-inverting, dual-noninverting, and one-inverting and one-noninverting driver. Input thresholds are based on TTL and CMOS and independent of supply voltage and feature wide input hysteresis offering excellent noise immunity. The UCC2732x and UCC3732x family is available in the standard SOIC-8 (D) as well as the thermally enhanced -8pin PowerPAD MSOP package (DGN), drastically lowering thermal resistance to improve long term reliability.
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Technical documentation

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Type Title Date
* Data sheet UCCx732x Dual 4-A Peak High-Speed Low-Side Power-MOSFET Drivers datasheet (Rev. K) PDF | HTML 28 Nov 2023
Application note Why use a Gate Drive Transformer? PDF | HTML 04 Mar 2024
Application brief External Gate Resistor Selection Guide (Rev. A) 28 Feb 2020
Application brief Understanding Peak IOH and IOL Currents (Rev. A) 28 Feb 2020
More literature Fundamentals of MOSFET and IGBT Gate Driver Circuits (Replaces SLUP169) (Rev. A) 29 Oct 2018
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018

Design & development

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Evaluation board

UCC27423-4-5-Q1EVM — UCC2742xQ1 Dual 4-A High-Speed Low-Side MOSFET Drivers With Enable Evaluation Module (EVM)

The UCC2742xQ1 EVM is a high-speed dual MOSFET evaluation module that provides a test platform for a quick and easy startup of the UCC2742xQ1 driver. Powered by a single 4V to 15V external supply, and featuring a comprehensive set of test points and jumpers. All of the devices have separate input (...)
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Evaluation board

UCC3895EVM-001 — UCC3895 Evaluation Module

The UCC3895EVM-001 is an isolated 48V input phase shifted full bridge converter providing an output of 3.3V at 15A. Using the AB outputs of the UCC3895, a novel technique for direct control driven synchronous rectification is demonstrated.

User guide: PDF
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Simulation model

UCCx7325 Family PSpice Transient Model

SLUM061.ZIP (37 KB) - PSpice Model
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Simulation model

UCCx7325 Family TINA-TI Transient Reference Design

SLUM108.TSC (117 KB) - TINA-TI Reference Design
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Simulation model

UCCx7325 Family TINA-TI Transient Spice Model

SLUM107.ZIP (7 KB) - TINA-TI Spice Model
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Simulation model

UCCx7325 Unencrypted PSpice Transient Model

SLUM518.ZIP (2 KB) - PSpice Model
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Calculation tool

SLURB25 — UCC2732X Schematic Review Template

Supported products & hardware

Supported products & hardware

Products
Low-side drivers
UCC27321 — Automotive 9-A/9-A single-channel gate driver with inverting input UCC27321-Q1 — Automotive 9-A/9-A single-channel gate driver with inverting input and split outputs UCC27322 — 9-A/9-A single-channel gate driver with split outputs and enable UCC27322-EP — Enhanced Product 9-A/9-A single-channel gate driver driver with split outputs and enable UCC27322-Q1 — Automotive 9-A/9-A single-channel gate driver with noninverting inputs UCC27323 — Inverting 4-A/4-A dual-channel low side gate driver UCC27324 — Non-inverting 4-A/4-A dual-channel low side gate driver UCC27324-Q1 — Automotive non-inverting 4-A/4-A dual-channel low side gate driver UCC27325 — 4-A/4-A dual-channel gate driver with one inverting, one non-inverting input and hystertic logic
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Calculation tool

SLURB26 — UCC2732X and UCC3732X Schematic Review Template

Supported products & hardware

Supported products & hardware

Products
Low-side drivers
UCC27321 — Automotive 9-A/9-A single-channel gate driver with inverting input UCC27321-Q1 — Automotive 9-A/9-A single-channel gate driver with inverting input and split outputs UCC27322 — 9-A/9-A single-channel gate driver with split outputs and enable UCC27322-EP — Enhanced Product 9-A/9-A single-channel gate driver driver with split outputs and enable UCC27322-Q1 — Automotive 9-A/9-A single-channel gate driver with noninverting inputs UCC27323 — Inverting 4-A/4-A dual-channel low side gate driver UCC27324 — Non-inverting 4-A/4-A dual-channel low side gate driver UCC27324-Q1 — Automotive non-inverting 4-A/4-A dual-channel low side gate driver UCC27325 — 4-A/4-A dual-channel gate driver with one inverting, one non-inverting input and hystertic logic UCC37321 — 9-A/9-A single-channel gate driver with inverting input, split outputs and enable UCC37322 — 9-A/9-A single-channel gate driver with split outputs, 25-ns prop delay, and enable UCC37323 — 4-A/4-A dual-channel gate driver with inverting inputs UCC37324 — 4-A/4-A dual-channel gate driver with non-inverting inputs UCC37325 — 4-A/4-A dual-channel gate driver with one inverting, one non-inverting input
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Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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Package Pins CAD symbols, footprints & 3D models
HVSSOP (DGN) 8 Ultra Librarian
PDIP (P) 8 Ultra Librarian
SOIC (D) 8 Ultra Librarian
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