AUIPS7081R

Product Overview

Category

AUIPS7081R belongs to the category of automotive intelligent power switches.

Use

The AUIPS7081R is primarily used in automotive applications for controlling high-side power distribution. It is designed to handle high current loads and provide protection against overcurrent, short circuit, and thermal overload conditions.

Characteristics

• High current handling capability
• Overcurrent, short circuit, and thermal overload protection
• Automotive-grade reliability and durability
• Compact package size
• Easy integration into existing automotive systems

Package

The AUIPS7081R is available in a compact and robust package, suitable for automotive environments. The package provides excellent thermal dissipation and electrical isolation.

Essence

The essence of AUIPS7081R lies in its ability to efficiently control high-current loads in automotive applications while ensuring reliable and safe operation.

Packaging/Quantity

The AUIPS7081R is typically packaged in reels or tubes, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in quantities of 250 or 500 units per reel/tube.

Specifications

• Maximum Operating Voltage: 40V
• Continuous Current Rating: 30A
• On-State Resistance: 10mΩ (max)
• Operating Temperature Range: -40°C to +150°C
• Input Logic Compatibility: CMOS/TTL

Detailed Pin Configuration

The AUIPS7081R features a standard pin configuration with the following pin assignments:

1. VBAT: Battery supply voltage input
2. IN: Logic level input for controlling the switch
3. OUT: Output terminal connected to the load
4. GND: Ground reference

Functional Features

• Overcurrent Protection: The AUIPS7081R incorporates overcurrent protection, which automatically shuts off the power switch in case of excessive current flow, preventing damage to the load and the switch itself.
• Short Circuit Protection: In the event of a short circuit, the AUIPS7081R quickly detects the fault and disables the power switch to protect the circuit from further damage.
• Thermal Overload Protection: The device is equipped with thermal overload protection, which safeguards against excessive temperature rise. It automatically shuts off the switch when the temperature exceeds a predefined threshold.
• Fast Switching Speed: The AUIPS7081R offers fast switching speed, enabling efficient control of high-current loads with minimal delay.

Advantages and Disadvantages

Advantages

• High current handling capability allows for controlling heavy loads.
• Robust overcurrent, short circuit, and thermal overload protection ensure safe operation.
• Automotive-grade reliability ensures long-term performance in harsh environments.
• Compact package size facilitates easy integration into automotive systems.

Disadvantages

• Limited voltage range (maximum operating voltage of 40V) may restrict certain applications requiring higher voltages.
• Relatively high on-state resistance (10mΩ max) may result in power dissipation and voltage drop across the switch.

Working Principles

The AUIPS7081R operates as a high-side power switch in automotive applications. It utilizes a combination of internal MOSFETs and control circuitry to regulate the flow of current to the load. The input logic signal controls the state of the power switch, allowing or blocking the current flow.

Detailed Application Field Plans

The AUIPS7081R finds extensive application in various automotive systems, including:

1. Electric Power Steering (EPS)
2. Engine Control Units (ECUs)
3. Lighting Systems
4. Heating, Ventilation, and Air Conditioning (HVAC) Systems
5. Battery Management Systems (BMS)
6. Electric Vehicle (EV) Charging Systems

Detailed and Complete Alternative Models

1. AUIPS7085R: Similar to AUIPS7081R, but with a higher continuous current rating of 40A.
2. AUIPS7091R: Offers additional diagnostic features, such as open-load detection and short-to-battery detection.
3. AUIPS7101R: Provides enhanced protection features, including reverse battery protection and overvoltage protection.

These alternative models offer similar functionality to the AUIPS7081R while catering to specific application requirements.

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