STMicroelectronics
Зображення може бути репрезентативним.
Деталі продукту див. у специфікаціях.
VNQ7140AJTR
Переглянути деталі Таблиці даних

VNQ7140AJTR

Product Overview

Category: Integrated Circuit (IC)

Use: Power Driver for Automotive Applications

Characteristics: - High current capability - Low saturation voltage - Overtemperature protection - Short-circuit protection - ESD protection

Package: PowerSSO-24

Essence: VNQ7140AJTR is a power driver IC designed specifically for automotive applications. It provides high current capability and low saturation voltage, making it suitable for driving various loads in automotive systems.

Packaging/Quantity: The VNQ7140AJTR is available in a PowerSSO-24 package. The quantity per reel is 2500 units.

Specifications

  • Supply Voltage Range: 5V to 28V
  • Output Current: Up to 40A
  • Operating Temperature Range: -40°C to +150°C
  • Standby Current: 10µA (typical)
  • Overtemperature Protection Threshold: 165°C (typical)
  • Short-Circuit Current Limit: 60A (typical)

Detailed Pin Configuration

The VNQ7140AJTR has a total of 24 pins. The pin configuration is as follows:

  1. IN1
  2. IN2
  3. IN3
  4. IN4
  5. GND
  6. OUT1
  7. OUT2
  8. OUT3
  9. OUT4
  10. VCC
  11. VBB
  12. VREF
  13. DIAG
  14. SENSE1
  15. SENSE2
  16. SENSE3
  17. SENSE4
  18. NC
  19. NC
  20. NC
  21. NC
  22. NC
  23. NC
  24. NC

Functional Features

  • High current capability allows driving of various loads in automotive systems.
  • Low saturation voltage minimizes power dissipation and improves efficiency.
  • Overtemperature protection prevents damage to the IC during high-temperature conditions.
  • Short-circuit protection ensures safe operation by limiting the current during a short circuit.
  • ESD protection safeguards the IC against electrostatic discharge.

Advantages and Disadvantages

Advantages: - High current capability enables driving of demanding loads. - Low saturation voltage reduces power dissipation and improves energy efficiency. - Overtemperature and short-circuit protection enhance system reliability. - ESD protection ensures robustness against electrostatic discharge.

Disadvantages: - Limited pin configuration options may restrict certain applications. - The operating temperature range might not be suitable for extreme environments.

Working Principles

The VNQ7140AJTR is designed as a power driver for automotive applications. It utilizes internal MOSFETs to switch high currents with low saturation voltage. The IC incorporates various protection features such as overtemperature and short-circuit protection, ensuring safe and reliable operation in automotive systems.

Detailed Application Field Plans

The VNQ7140AJTR is widely used in automotive applications, including but not limited to: - Automotive lighting systems - Motor control for HVAC (Heating, Ventilation, and Air Conditioning) - Power distribution modules - Electric power steering systems - Electronic braking systems

Detailed and Complete Alternative Models

  1. VNQ7140A: Similar to VNQ7140AJTR, but without the "JTR" package option.
  2. VNQ7140AB: Enhanced version with additional diagnostic features.
  3. VNQ7140AP: Package variant with improved thermal performance.

These alternative models offer similar functionality and can be considered as substitutes depending on specific requirements and constraints.

Word count: 408 words

Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням VNQ7140AJTR у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of VNQ7140AJTR in technical solutions:

  1. Question: What is VNQ7140AJTR?
    - Answer: VNQ7140AJTR is a high-side driver IC designed for automotive applications, specifically for driving resistive, capacitive, and inductive loads.

  2. Question: What is the maximum voltage rating of VNQ7140AJTR?
    - Answer: The maximum voltage rating of VNQ7140AJTR is 40V.

  3. Question: Can VNQ7140AJTR be used to drive motors?
    - Answer: Yes, VNQ7140AJTR can be used to drive small motors with appropriate current ratings.

  4. Question: Is VNQ7140AJTR suitable for automotive lighting applications?
    - Answer: Yes, VNQ7140AJTR is commonly used for driving automotive lighting systems such as headlights, taillights, and indicators.

  5. Question: Does VNQ7140AJTR have built-in protection features?
    - Answer: Yes, VNQ7140AJTR includes various protection features like over-temperature shutdown, overcurrent protection, and short-circuit protection.

  6. Question: What is the maximum current rating of VNQ7140AJTR?
    - Answer: The maximum current rating of VNQ7140AJTR is typically around 1A.

  7. Question: Can VNQ7140AJTR be used in industrial automation applications?
    - Answer: Yes, VNQ7140AJTR can be used in various industrial automation applications where driving loads with high-side switching is required.

  8. Question: Does VNQ7140AJTR require an external power supply?
    - Answer: Yes, VNQ7140AJTR requires an external power supply to operate.

  9. Question: Can VNQ7140AJTR handle PWM signals?
    - Answer: Yes, VNQ7140AJTR is designed to handle PWM (Pulse Width Modulation) signals for precise control of loads.

  10. Question: Is VNQ7140AJTR compatible with microcontrollers and digital logic circuits?
    - Answer: Yes, VNQ7140AJTR can be easily interfaced with microcontrollers and digital logic circuits using standard control signals.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.