L9301-TR

Product Overview

Category: Integrated Circuit (IC)

Use: L9301-TR is a versatile integrated circuit primarily used in automotive applications. It serves as a high-side driver for various loads, such as lamps, motors, and solenoids.

Characteristics: - High voltage capability - Overtemperature protection - Short-circuit protection - Diagnostic feedback - Low quiescent current

Package: L9301-TR comes in a compact surface-mount package, allowing for easy integration into electronic systems.

Essence: The essence of L9301-TR lies in its ability to provide reliable and efficient control over high-current loads in automotive environments.

Packaging/Quantity: L9301-TR is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs, usually around 250 to 500 units.

Specifications

• Supply Voltage Range: 5V - 28V
• Output Current: Up to 2A
• Operating Temperature Range: -40°C to +150°C
• Quiescent Current: Less than 10µA
• Fault Detection Threshold: Adjustable

Pin Configuration

L9301-TR features a standard pin configuration with the following pins:

1. VCC: Power supply input
2. IN: Input control signal
3. OUT: Output to load
4. GND: Ground reference
5. DIAG: Diagnostic feedback output

Functional Features

• High-Side Driver: L9301-TR acts as a high-side driver, enabling control over loads connected between the power supply and ground.
• Overtemperature Protection: The IC incorporates overtemperature protection, ensuring safe operation even under extreme temperature conditions.
• Short-Circuit Protection: L9301-TR offers built-in short-circuit protection, preventing damage to the load and the IC itself.
• Diagnostic Feedback: The diagnostic output pin provides feedback on the status of the load, allowing for efficient fault detection and troubleshooting.
• Low Quiescent Current: With a low quiescent current, L9301-TR minimizes power consumption when in standby mode.

Advantages and Disadvantages

Advantages: - High voltage capability enables control over various automotive loads. - Overtemperature and short-circuit protection enhance system reliability. - Diagnostic feedback facilitates quick fault detection and maintenance. - Low quiescent current reduces power consumption.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Requires external components for proper operation. - Specific to automotive applications, limiting its use in other industries.

Working Principles

L9301-TR operates by receiving an input control signal (IN) that determines the state of the output (OUT). When the input is active, the IC allows current to flow from the power supply to the load. It continuously monitors the load's status and provides diagnostic feedback (DIAG) accordingly. In case of overtemperature or short-circuit conditions, the IC takes appropriate measures to protect the load and itself.

Application Field Plans

L9301-TR finds extensive application in the automotive industry, including but not limited to: - Automotive lighting systems - Motor control for window regulators - Solenoid control in transmission systems - Actuator control in HVAC systems

Alternative Models

For those seeking alternatives to L9301-TR, several similar ICs are available in the market, offering comparable features and functionality. Some notable alternatives include: - L9907 - TLE7242 - BTS50085

These alternative models can be considered based on specific application requirements and compatibility with existing systems.

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