L9302-AD Datasheet PDF and Pinout - Auto ECU Drive IC
Update Time: Sep 28, 2023 Readership: 1278
Contents
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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