ATA8350-7MQW Overview
The ATA8350-7MQW is a highly integrated automotive power IC designed to optimize electronic control unit (ECU) applications with enhanced efficiency and reliability. Featuring a 7-channel low-side driver configuration, it offers robust protection features such as overtemperature shut-down, short-circuit detection, and load current sensing. This device supports a wide operating voltage range and is suitable for harsh automotive environments, ensuring consistent performance under varying conditions. Its compact footprint and advanced diagnostics capabilities make it ideal for modern vehicle systems requiring precise load control and monitoring. For more detailed product information, visit IC Manufacturer.
ATA8350-7MQW Technical Specifications
| Parameter | Specification |
|---|---|
| Number of Outputs | 7 Low-side Drivers |
| Operating Voltage Range | 4.5 V to 28 V |
| Output Current per Channel | Up to 1.5 A continuous |
| Overtemperature Protection | Integrated thermal shutdown |
| Short-Circuit Detection | Yes, with diagnosis feedback |
| Load Current Sensing | Analog current sense output per channel |
| Interface | SPI (Serial Peripheral Interface) |
| Package Type | MQFP-48 (7 mm ?? 7 mm) |
| Operating Temperature Range | -40 ??C to +150 ??C |
ATA8350-7MQW Key Features
- Seven Low-Side Driver Channels: Enables simultaneous control of multiple loads, reducing system complexity and saving PCB space.
- Advanced Diagnostics: Provides real-time feedback on load current and fault conditions, enhancing system safety and maintenance capabilities.
- Wide Operating Voltage Range: Supports 4.5 V to 28 V supply voltage, ensuring compatibility with various automotive power systems.
- Robust Protection Mechanisms: Integrated overtemperature shutdown, short-circuit detection, and open load diagnostics improve device reliability under harsh conditions.
ATA8350-7MQW Advantages vs Typical Alternatives
This power IC stands out with its comprehensive diagnostic feedback and integrated protection features, offering superior reliability compared to conventional low-side drivers. Its ability to sense load current individually per channel enhances accuracy in system monitoring. The wide voltage range and high output current capacity provide flexible integration into diverse automotive applications, making it a preferred choice for engineers seeking efficient and reliable load control solutions.
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Typical Applications
- Automotive electronic control units requiring multiple low-side drivers with real-time diagnostic feedback for various actuators and sensors, ensuring safe and efficient vehicle operation.
- Body control modules managing lighting, heating, and other auxiliary loads in passenger vehicles.
- Industrial machinery control systems where precise load switching and monitoring are critical for safety and performance.
- Power management in electric and hybrid vehicles, supporting efficient distribution and control of electrical loads.
ATA8350-7MQW Brand Info
The ATA8350-7MQW is part of the ATA product line, renowned for combining advanced semiconductor technology with automotive-grade reliability. Designed specifically for automotive power management, this device integrates robust protection features and comprehensive diagnostics, reflecting a commitment to quality and innovation in vehicle electronics. Its compact MQFP-48 package supports high-density PCB layouts, making it a trusted solution for OEMs and tier-one suppliers focused on next-generation automotive systems.
FAQ
What types of loads can the ATA8350-7MQW control?
The device is designed to control various low-side loads, including resistive, inductive, and capacitive types commonly found in automotive applications such as motors, lamps, and solenoids. Its integrated protection and diagnostics make it suitable for safely managing these diverse loads.
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How does the load current sensing feature benefit system design?
Load current sensing provides real-time analog feedback for each channel, enabling precise monitoring of current consumption. This allows system designers to detect faults early, optimize power usage, and improve overall safety by responding to abnormal load conditions promptly.
Can the device operate reliably in extreme automotive environments?
Yes, it is qualified to operate within a temperature range from -40 ??C to +150 ??C and is designed to withstand automotive voltage variations and transient conditions, ensuring reliable performance in harsh environments.
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What communication interface does the device support for control and diagnostics?
The integrated SPI interface facilitates communication with the host microcontroller, allowing configuration, status monitoring, and diagnostic data retrieval to support advanced system management.
How does the ATA8350-7MQW protect against short circuits and overtemperature?
The device includes built-in short-circuit detection and overtemperature shutdown features. In the event of an overload or excessive temperature, it automatically disables the affected channel to prevent damage, while reporting the fault status to the host controller for appropriate action.
