VN772K-E

Product Overview

Category: Integrated Circuit (IC)

Use: The VN772K-E is a high-performance power switch designed for various applications in the automotive industry. It is specifically used for controlling resistive, inductive, and capacitive loads.

Characteristics: - High current capability - Low on-state resistance - Over-temperature protection - Short-circuit protection - ESD protection

Package: The VN772K-E is available in a compact and robust TO-220 package, which ensures efficient heat dissipation and mechanical stability.

Essence: This power switch provides reliable and efficient control over different types of loads, making it an essential component in automotive electronic systems.

Packaging/Quantity: The VN772K-E is typically sold in reels or tubes, with a quantity of 50 units per reel/tube.

Specifications

• Maximum Continuous Current: 30A
• Maximum Operating Voltage: 60V
• On-State Resistance: 19mΩ
• Standby Current: 1μA
• Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The VN772K-E features a standard TO-220 pin configuration:

• Pin 1: Input Control (IN)
• Pin 2: Ground (GND)
• Pin 3: Output (OUT)

Functional Features

• High Current Capability: The VN772K-E can handle continuous currents up to 30A, allowing it to control demanding loads.
• Low On-State Resistance: With an on-state resistance of only 19mΩ, this power switch minimizes power losses and improves overall efficiency.
• Over-Temperature Protection: The device incorporates built-in thermal protection, ensuring safe operation even under high-temperature conditions.
• Short-Circuit Protection: In case of a short circuit, the VN772K-E automatically shuts off to prevent damage to the load or the switch itself.
• ESD Protection: The IC is equipped with electrostatic discharge (ESD) protection, safeguarding it against potential damage during handling and installation.

Advantages and Disadvantages

Advantages: - High current handling capability - Low on-state resistance for improved efficiency - Robust over-temperature and short-circuit protection - ESD protection for enhanced reliability

Disadvantages: - Limited operating voltage range (up to 60V) - Relatively high standby current (1μA)

Working Principles

The VN772K-E operates based on a MOSFET power switch design. It utilizes a control input signal to regulate the flow of current through the load. When the control input is activated, the switch turns on, allowing current to pass through. Conversely, when the control input is deactivated, the switch turns off, interrupting the current flow.

Detailed Application Field Plans

The VN772K-E finds extensive application in various automotive systems, including:

1. Automotive Lighting: It can be used to control headlights, taillights, turn signals, and other lighting components.
2. Motor Control: The power switch is suitable for controlling motors in applications such as windshield wipers, power windows, and seat adjustments.
3. Heating and Cooling Systems: It can be employed in climate control systems to regulate fans, blowers, and heating elements.
4. Power Distribution: The VN772K-E is utilized in power distribution modules to manage the flow of current to different subsystems within a vehicle.

Detailed and Complete Alternative Models

1. VN770K-E: Similar to the VN772K-E, but with a lower maximum continuous current rating of 20A.
2. VN774K-E: A higher-rated alternative with a maximum continuous current of 40A, suitable for applications requiring greater current handling capability.
3. VN771K-E: A variant with an integrated diagnostic feature, providing additional fault detection and reporting capabilities.

These alternative models offer flexibility in selecting the most suitable power switch based on specific application requirements.

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