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L9302-AD Datasheet PDF and Pinout - Auto ECU Drive IC

업데이트 시간: Sep 28, 2023 독자층: 1392

The L9302-AD is an automotive ignition and injection driver integrated circuit (IC) designed for use in automotive Electronic Control Units (ECUs). It plays a crucial role in controlling the fuel injection and ignition systems in a vehicle's engine.

Specification

Specification	Description
Function	Automotive ignition and injection driver
IC Type	Darlington transistor array
Manufacturer	STMicroelectronics
Number of Channels	4
Maximum Voltage Rating	High voltage (suitable for automotive applications)
Current Handling Capacity	High current (suitable for automotive applications)
Input Compatibility	Compatible with low-level logic signals
Protection Features	Thermal shutdown, overcurrent protection
Package Type	Multiwatt (surface mount)
Operating Temperature Range	Automotive temperature range (-40°C to +125°C)
Application	Automotive Electronic Control Units (ECUs)

Description

The L9302-AD is specifically designed as an automotive Electronic Oil Injection Module drive chip. It serves as a vital component within the Auto ECU Circuit Board and plays a critical role in controlling the automotive oil injection system. This chip is known for its reliability and durability, as it is essential for maintaining the proper functioning of the vehicle's fuel injection and ignition systems. In some cases, it can also be used to repair damaged oil injection drive chips.

Applications

The primary application of the L9302-AD is in automotive ignition and injection systems. It is commonly used in Electronic Control Units (ECUs) within vehicles to control and manage the ignition timing and fuel injection processes. This chip is essential for ensuring the efficient operation of the engine and plays a critical role in optimizing fuel efficiency and reducing emissions. The mention of "Nissan Teana car ignition engine fuel injector driver module body computer chip" suggests that it may be compatible with specific Nissan Teana models, but it can be used in various automotive applications that require ignition and injection control.

Application	Description
Fuel Injection Control	Precise control of fuel injection timing and duration
Ignition Timing Control	Management of ignition timing for efficient combustion
Solenoid Control	Driving various solenoids for transmission, EGR, VVT
Emissions Control	Contributing to emissions reduction and compliance
Engine Management	Optimization of engine parameters for performance
Automotive Control Units (ECUs)	Integral part of electronic engine control units
Specific Vehicle Models	Compatibility with specific vehicle platforms
Repair and Maintenance	Potential use in repairing damaged oil injection chips
Aftermarket Upgrades	Enhancing engine performance in aftermarket mods

Features

The L9302-AD, as an automotive ignition and injection driver integrated circuit (IC), possesses several key features that make it essential for controlling the fuel injection and ignition systems in a vehicle's engine.

High Voltage and Current Handling

The L9302-AD is designed to handle high voltages and currents, making it suitable for automotive applications where robust performance is required.

Multiple Channels

It typically includes multiple darlington transistor channels (four in most cases), allowing it to control multiple loads independently. This is crucial for managing various components in the engine.

Compatibility with Low-Level Logic Signals

The IC is designed to work seamlessly with low-level logic signals generated by microcontrollers and other control circuits commonly used in ECUs.

Protection Mechanisms

It often incorporates protection features like thermal shutdown and overcurrent protection to ensure safe and reliable operation, safeguarding against overheating and excessive current.

Wide Operating Temperature Range

The L9302-AD is built to operate effectively in the automotive temperature range, which can vary from extreme cold to high heat (-40°C to +125°C or similar).

Application Flexibility

While primarily used in automotive ignition and injection systems, it can also be employed in various other automotive applications where high-voltage and high-current control is necessary.

Component Durability

This IC is known for its durability and reliability, crucial factors in automotive applications where components need to withstand harsh conditions and long-term use.

Compatibility with Specific Vehicle Models

It may be compatible with specific vehicle models, such as the "Nissan Teana car ignition engine fuel injector driver module body computer chip," indicating its adaptability to various automotive platforms.

Repair Capability

In some cases, the L9302-AD can be used to repair damaged oil injection drive chips, providing a cost-effective solution for maintaining vehicle electronics.

Integrated Design

It is typically a compact, integrated circuit, which is space-efficient and suitable for surface mount applications.

Pinout

Pin Number	Description
1	VCC (Supply Voltage)
2	GND (Ground)
3	Ignition Control Input
4	Fuel Injection Control
5	Solenoid Control Output
6	ECU Communication
7	Not Connected
8	Not Connected
9	Not Connected
10	Not Connected

Manufacturer

The L9302-AD is a product of STMicroelectronics, a well-known semiconductor manufacturer. STMicroelectronics, often referred to simply as ST, is a leading global semiconductor manufacturer headquartered in Geneva, Switzerland. Founded in 1987 through the merger of SGS Microelettronica of Italy and Thomson Semiconducteurs of France, STMicroelectronics has grown to become one of the world's largest and most influential semiconductor companies.

STMicroelectronics designs, manufactures, and markets a wide range of semiconductor products and solutions for various industries and applications, including:

Automotive
Industrial
Consumer Electronics

IoT
Communications
Power Management
Analog and Mixed-Signal ICs
MEMS (Micro-Electro-Mechanical Systems)

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Stella Brinkley

Stella Brinkley is a senior electronics engineer with 6 years of experience, specializing in the detailed study of resistor, transistor and package design. Her comprehensive knowledge allows her to drive innovation and excellence in the electronics industry.