Startseite Energiemanagement Gate-Treiber Low-Side-Treiber

UCC27524A

AKTIV

5-A/5-A-Zweikanal-Gate-Treiber mit 5-V-UVLO, Aktivierung und negativer Eingangsspannungshandhabung

Eine neuere Version dieses Produkts ist verfügbar

Gleiche Funktionalität, gleiche Pinbelegung wie verglichener Baustein
UCC27624 AKTIV Zweikanal-Gate-Treiber für 5 A/5 A mit 4-V-UVLO, 30-V-VDD und niedriger Prop-Verzögerung Higher drive strength, higher voltage range and lower propagation delay

Produktdetails

Number of channels 2 Power switch GaNFET, IGBT, MOSFET Peak output current (A) 5 Input supply voltage (min) (V) 4.5 Input supply voltage (max) (V) 18 Features Enable pin Operating temperature range (°C) -40 to 140 Rise time (ns) 7 Fall time (ns) 6 Propagation delay time (µs) 0.013 Input threshold CMOS, TTL Channel input logic Dual, Non-Inverting Input negative voltage (V) -5 Rating Catalog Undervoltage lockout (typ) (V) 4 Driver configuration Dual, Non-Inverting
Number of channels 2 Power switch GaNFET, IGBT, MOSFET Peak output current (A) 5 Input supply voltage (min) (V) 4.5 Input supply voltage (max) (V) 18 Features Enable pin Operating temperature range (°C) -40 to 140 Rise time (ns) 7 Fall time (ns) 6 Propagation delay time (µs) 0.013 Input threshold CMOS, TTL Channel input logic Dual, Non-Inverting Input negative voltage (V) -5 Rating Catalog Undervoltage lockout (typ) (V) 4 Driver configuration Dual, Non-Inverting
HVSSOP (DGN) 8 14.7 mm² 3 x 4.9 SOIC (D) 8 29.4 mm² 4.9 x 6
  • Industry-Standard Pin Out
  • Two Independent Gate-Drive Channels
  • 5-A Peak Source and Sink-Drive Current
  • Independent-Enable Function for Each Output
  • TTL and CMOS Compatible Logic Threshold
    Independent of Supply Voltage
  • Hysteretic-Logic Thresholds for High Noise
    Immunity
  • Ability to Handle Negative Voltages (–5 V)
    at Inputs
  • Inputs and Enable Pin-Voltage Levels Not
    Restricted by VDD Pin Bias Supply Voltage
  • 4.5 to 18-V Single-Supply Range
  • Outputs Held Low During VDD-UVLO (Ensures
    Glitch-Free Operation at Power Up and Power Down)
  • Fast Propagation Delays (13-ns Typical)
  • Fast Rise and Fall Times (7-ns and 6-ns Typical)
  • 1-ns Typical Delay Matching Between 2-Channels
  • Two Outputs are Paralleled for Higher Drive
    Current
  • Outputs Held in Low When Inputs Floating
  • SOIC-8, HVSSOP-8 PowerPAD Package Options
  • Operating Temperature Range of –40 to 140°C
  • Industry-Standard Pin Out
  • Two Independent Gate-Drive Channels
  • 5-A Peak Source and Sink-Drive Current
  • Independent-Enable Function for Each Output
  • TTL and CMOS Compatible Logic Threshold
    Independent of Supply Voltage
  • Hysteretic-Logic Thresholds for High Noise
    Immunity
  • Ability to Handle Negative Voltages (–5 V)
    at Inputs
  • Inputs and Enable Pin-Voltage Levels Not
    Restricted by VDD Pin Bias Supply Voltage
  • 4.5 to 18-V Single-Supply Range
  • Outputs Held Low During VDD-UVLO (Ensures
    Glitch-Free Operation at Power Up and Power Down)
  • Fast Propagation Delays (13-ns Typical)
  • Fast Rise and Fall Times (7-ns and 6-ns Typical)
  • 1-ns Typical Delay Matching Between 2-Channels
  • Two Outputs are Paralleled for Higher Drive
    Current
  • Outputs Held in Low When Inputs Floating
  • SOIC-8, HVSSOP-8 PowerPAD Package Options
  • Operating Temperature Range of –40 to 140°C

The UCC27524A device is a dual-channel, high-speed, low-side, gate-driver device capable of effectively driving MOSFET and IGBT power switches. The UCC27524A is a variant of the UCC2752x family. The UCC27524A adds the ability to handle –5 V directly at the input pins for increased robustness. The UCC27524A is a dual non-inverting driver. Using a design that inherently minimizes shoot-through current, the UCC27524A is capable of delivering high-peak current pulses of up to 5-A source and 5-A sink into capacitive loads along with rail-to-rail drive capability and extremely small propagation delay typically 13 ns. In addition, the drivers feature matched internal propagation delays between the two channels which are very well suited for applications requiring dual-gate drives with critical timing, such as synchronous rectifiers. This also enables connecting two channels in parallel to effectively increase current-drive capability or driving two switches in parallel with a single input signal. The input pin thresholds are based on TTL and CMOS compatible low-voltage logic, which is fixed and independent of the VDD supply voltage. Wide hysteresis between the high and low thresholds offers excellent noise immunity.

For safety purpose, internal pull-up and pull-down resistors on the input pins of the UCC27524A ensure that outputs are held LOW when input pins are in floating condition. UCC27524A features Enable pins (ENA and ENB) to have better control of the operation of the driver applications. The pins are internally pulled up to VDD for active-high logic and are left open for standard operation.

UCC27524A family of devices are available in SOIC-8 (D), VSSOP-8 with exposed pad (DGN) packages.

The UCC27524A device is a dual-channel, high-speed, low-side, gate-driver device capable of effectively driving MOSFET and IGBT power switches. The UCC27524A is a variant of the UCC2752x family. The UCC27524A adds the ability to handle –5 V directly at the input pins for increased robustness. The UCC27524A is a dual non-inverting driver. Using a design that inherently minimizes shoot-through current, the UCC27524A is capable of delivering high-peak current pulses of up to 5-A source and 5-A sink into capacitive loads along with rail-to-rail drive capability and extremely small propagation delay typically 13 ns. In addition, the drivers feature matched internal propagation delays between the two channels which are very well suited for applications requiring dual-gate drives with critical timing, such as synchronous rectifiers. This also enables connecting two channels in parallel to effectively increase current-drive capability or driving two switches in parallel with a single input signal. The input pin thresholds are based on TTL and CMOS compatible low-voltage logic, which is fixed and independent of the VDD supply voltage. Wide hysteresis between the high and low thresholds offers excellent noise immunity.

For safety purpose, internal pull-up and pull-down resistors on the input pins of the UCC27524A ensure that outputs are held LOW when input pins are in floating condition. UCC27524A features Enable pins (ENA and ENB) to have better control of the operation of the driver applications. The pins are internally pulled up to VDD for active-high logic and are left open for standard operation.

UCC27524A family of devices are available in SOIC-8 (D), VSSOP-8 with exposed pad (DGN) packages.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet UCC27524A Dual 5-A, High-Speed, Low-Side Gate Driver With Negative Input Voltage Capability datasheet (Rev. B) PDF | HTML 16 Okt 2013
Application note Why use a Gate Drive Transformer? PDF | HTML 04 Mär 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
Application note Improving Efficiency of DC-DC Conversion through Layout 07 Mai 2019
Application brief How to overcome negative voltage transients on low-side gate drivers' inputs 18 Jan 2019
More literature Fundamentals of MOSFET and IGBT Gate Driver Circuits (Replaces SLUP169) (Rev. A) 29 Okt 2018
Technical article Know your gate driver PDF | HTML 23 Mär 2017
Technical article How to achieve higher system efficiency- part one: high-current gate drivers PDF | HTML 16 Nov 2016
Technical article The secret life of MOSFET/IGBT gate drivers PDF | HTML 14 Sep 2015
EVM User's guide Using the UCC27714EVM-551 (Rev. A) 14 Sep 2015
White paper Advancing Power Supply Solutions Through the Promise of GaN 24 Feb 2015
More literature Design Review of a Full-Featured 350-W Offline Power Converter 29 Okt 2013

Design und Entwicklung

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Simulationsmodell

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SLUM257.TSC (89 KB) - TINA-TI Reference Design
Simulationsmodell

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Gehäuse Pins Herunterladen
HVSSOP (DGN) 8 Optionen anzeigen
SOIC (D) 8 Optionen anzeigen

Bestellen & Qualität

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  • Bausteinkennzeichnung
  • Blei-Finish/Ball-Material
  • MSL-Rating / Spitzenrückfluss
  • MTBF-/FIT-Schätzungen
  • Materialinhalt
  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
Beinhaltete Information:
  • Werksstandort
  • Montagestandort

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