AUIPS2051LTR

Product Overview

Category: Integrated Circuit (IC)

Use: Power Switch

Characteristics: - High-side power switch - Designed for automotive applications - Provides protection and control functions - Offers high current capability - Operates in a wide temperature range

Package: LTR (Leadless Transistor Package)

Essence: AUIPS2051LTR is a high-side power switch IC specifically designed for automotive applications. It offers various protection and control functions while providing high current capability. The IC operates effectively in a wide temperature range, making it suitable for demanding automotive environments.

Packaging/Quantity: The AUIPS2051LTR is available in the LTR package. The quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 4.5V to 28V
• Continuous Current Limit: 2A
• Output Resistance: 0.15Ω
• Operating Temperature Range: -40°C to +150°C
• Fault Reporting: Overcurrent, Overtemperature, Undervoltage Lockout (UVLO)
• Protection Features: Thermal Shutdown, ESD Protection

Detailed Pin Configuration

The AUIPS2051LTR has the following pin configuration:

1. IN - Input Pin
2. GND - Ground Pin
3. OUT - Output Pin
4. EN - Enable Pin
5. FAULT - Fault Reporting Pin

Functional Features

• High-side power switch with integrated protection and control functions
• Overcurrent, overtemperature, and undervoltage lockout (UVLO) fault reporting
• Thermal shutdown protection
• Electrostatic discharge (ESD) protection
• Enable pin for controlling the switch operation

Advantages and Disadvantages

Advantages: - Specifically designed for automotive applications - High current capability - Wide operating temperature range - Integrated protection and control functions - Thermal shutdown and ESD protection

Disadvantages: - Limited continuous current limit (2A) - Requires external components for complete functionality

Working Principles

The AUIPS2051LTR is a high-side power switch that controls the flow of current in an automotive circuit. It operates by receiving input signals through the IN pin and enabling or disabling the switch using the EN pin. The IC provides various protection features such as overcurrent, overtemperature, and undervoltage lockout (UVLO) fault reporting. In case of a fault condition, the FAULT pin reports the specific fault type. The thermal shutdown feature protects the IC from excessive heat, ensuring its safe operation.

Detailed Application Field Plans

The AUIPS2051LTR is widely used in automotive applications where high-side power switching is required. Some common application areas include:

1. Automotive lighting systems
2. Motor control circuits
3. Power distribution modules
4. Battery management systems
5. Electronic control units (ECUs)

Detailed and Complete Alternative Models

1. AUIPS2041LTR: Similar to AUIPS2051LTR but with a lower continuous current limit of 1.5A.
2. AUIPS2061LTR: Similar to AUIPS2051LTR but with a higher continuous current limit of 3A.
3. AUIPS2071LTR: Similar to AUIPS2051LTR but with additional protection features such as short-circuit detection.

These alternative models offer similar functionality to the AUIPS2051LTR but may have different specifications or additional features depending on the specific requirements of the application.

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