Texas Instruments
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
UCC27517ADBVT
Ver Detalle Hojas de datos

UCC27517ADBVT

Introduction

The UCC27517ADBVT is a high-speed, dual-channel, low-side gate driver designed for driving power MOSFETs and IGBTs in various applications. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Integrated Circuit/Gate Driver
  • Use: Driving power MOSFETs and IGBTs
  • Characteristics: High-speed, dual-channel, low-side driver
  • Package: SMD (Surface Mount Device)
  • Essence: Efficient and reliable gate driver
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: 4.5V to 18V
  • Output Current Capability: 4A peak source, 8A peak sink
  • Propagation Delay: 13ns
  • Rise/Fall Time: 7ns/6ns
  • Operating Temperature Range: -40°C to 125°C
  • Isolation Rating: 5000V RMS

Detailed Pin Configuration

The UCC27517ADBVT has a total of 8 pins: 1. VDDA (Pin 1) - Power supply for channel A 2. INA (Pin 2) - Input for channel A 3. OUTA (Pin 3) - Output for channel A 4. GND (Pin 4) - Ground 5. VSS (Pin 5) - Power supply for channel B 6. INB (Pin 6) - Input for channel B 7. OUTB (Pin 7) - Output for channel B 8. VDDB (Pin 8) - Power supply for channel B

Functional Features

  • High-speed switching
  • Low-side driving capability
  • Wide supply voltage range
  • Overcurrent protection
  • Undervoltage lockout
  • Negative voltage handling

Advantages and Disadvantages

Advantages

  • Fast switching speed
  • Versatile supply voltage range
  • Robust overcurrent protection
  • Suitable for low-side driving applications

Disadvantages

  • Limited to low-side driving only
  • Requires external components for certain protections

Working Principles

The UCC27517ADBVT operates by receiving input signals from a controller or microcontroller and translating them into high-current drive signals for power MOSFETs and IGBTs. It utilizes internal circuitry to provide fast switching and protection features, ensuring efficient and safe operation of the connected power devices.

Detailed Application Field Plans

The UCC27517ADBVT is commonly used in the following applications: - Motor drives - Solar inverters - Switch-mode power supplies - Class D audio amplifiers - Uninterruptible power supplies (UPS)

Detailed and Complete Alternative Models

Some alternative models to the UCC27517ADBVT include: - UCC27517A-Q1: Automotive-grade version with enhanced temperature range - UCC27518: Single-channel version for specific applications - UCC27519: Triple-channel version for multi-phase systems

In conclusion, the UCC27517ADBVT is a versatile and high-performance gate driver suitable for a wide range of power electronics applications, offering fast switching, robust protection, and ease of integration.

[Word Count: 495]

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de UCC27517ADBVT en soluciones técnicas

  1. What is the UCC27517ADBVT?

    • The UCC27517ADBVT is a dual-channel, high-speed, low-side gate driver designed to drive power MOSFETs and IGBTs in applications such as motor drives, solar inverters, and switched-mode power supplies.

  2. What is the input voltage range of the UCC27517ADBVT?

    • The UCC27517ADBVT has an input voltage range of 4.5V to 18V, making it suitable for a wide range of power supply designs.

  3. What is the output current capability of the UCC27517ADBVT?

    • Each channel of the UCC27517ADBVT can deliver up to 4A peak source and 4A peak sink current, providing robust drive capability for power switches.

  4. What are the key features of the UCC27517ADBVT?

    • Some key features of the UCC27517ADBVT include fast propagation delay, matched internal propagation delays, and under-voltage lockout protection.

  5. How does the UCC27517ADBVT help improve system efficiency?

    • The UCC27517ADBVT's fast switching speeds and low shoot-through current help minimize power losses and improve overall system efficiency.

  6. Can the UCC27517ADBVT be used in automotive applications?

    • Yes, the UCC27517ADBVT is suitable for automotive applications due to its wide input voltage range and robust design.

  7. What are the typical applications of the UCC27517ADBVT?

    • Typical applications include motor drives, solar inverters, Class D amplifiers, and other power conversion systems.

  8. Does the UCC27517ADBVT have built-in protection features?

    • Yes, the UCC27517ADBVT includes under-voltage lockout and over-temperature protection to enhance system reliability.

  9. What is the operating temperature range of the UCC27517ADBVT?

    • The UCC27517ADBVT can operate over a temperature range of -40°C to 125°C, making it suitable for harsh environments.

  10. Is the UCC27517ADBVT available in a small package for space-constrained designs?

    • Yes, the UCC27517ADBVT is available in a small SOT-23-6 package, making it suitable for space-constrained applications.