Description
The TPS92682QRHBRQ1 is a dual-channel, high-brightness LED driver from Texas Instruments, designed for automotive lighting applications. It operates as a synchronous buck or boost-buck controller, offering flexibility in driving various LED configurations. With a wide input voltage range and robust protection features, it ensures reliable performance under different conditions. The device supports both analog and PWM dimming, allowing for precise control over LED brightness. It includes features like spread spectrum for EMI reduction, programmable switching frequency, and fault diagnostics to enhance system reliability. This driver is suitable for applications such as headlamps, daytime running lights, and other exterior lighting systems, providing efficiency and performance required in the automotive sector. The TPS92682QRHBRQ1 is AEC-Q100 qualified, ensuring it meets automotive-grade standards for quality and durability.
Equivalent
The TPS92682QRHBRQ1 is a dual-channel LED driver from Texas Instruments. Equivalent products would include similar dual-channel LED driver ICs from other manufacturers. Potential alternatives might include:
1. LT3964 from Analog Devices
2. MAX16833 from Maxim Integrated
3. LM3466 from Texas Instruments (a different model but similar function)
Ensure compatibility with your specific requirements, such as voltage, current ratings, and additional features, when considering alternatives.
Features
The TPS92682QRHBRQ1 is a feature-rich, automotive-qualified LED driver designed by Texas Instruments. It supports dual-channel operation, allowing for flexible current regulation for multiple LED strings. Key features include:
1. Wide Input Voltage Range: Operates efficiently across a broad range of input voltages, suitable for automotive environments.
2. High-Side Current Sense: Provides accurate current regulation and protection features.
3. Synchronous Buck/Boost Controller: Enables both buck and boost conversion, enhancing versatility in powering LEDs.
4. Advanced Fault Protection: Includes diagnostics for open and short LED conditions, thermal shutdown, and overvoltage protection.
5. PWM Dimming: Allows for high-frequency pulse-width modulation dimming, improving LED brightness control.
6. I2C Interface: Facilitates communication for real-time monitoring and configuration adjustments.
7. Automotive Grade: AEC-Q100 qualified, ensuring reliability and robustness in automotive applications.
These features make the TPS92682QRHBRQ1 ideal for adaptive lighting systems and other automotive lighting applications that require precise control and reliability.
Pinout
The TPS92682QRHBRQ1 is a dual-channel high-side, constant-current LED driver from Texas Instruments, designed for automotive lighting applications. It is packed in a 32-pin VQFN package, which is a type of quad flat no-leads package. The primary function of this device is to provide precise current regulation and high efficiency for driving LEDs in automotive systems. It offers flexibility with its dual-channel configuration, allowing for control of two separate LED strings. Additionally, the device supports various dimming modes, including PWM and analog dimming, and includes features such as fault diagnostics, protection mechanisms, and synchronization for multi-device operation. These capabilities make it suitable for a wide range of automotive lighting applications, including headlights and taillights.
Manufacturer
The TPS92682QRHBRQ1 is a product manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of integrated circuits and electronic components. TI is known for its development of analog technologies, embedded processors, and other semiconductor solutions that are used in various applications, including automotive, industrial, consumer electronics, and communications equipment. Founded in 1930 and headquartered in Dallas, Texas, the company is a significant player in the electronics industry, continuously innovating and expanding its product offerings to meet the evolving demands of modern technology.
Application
The TPS92682QRHBRQ1 is a dual-channel LED driver designed for automotive applications. It is typically used in headlights, taillights, and interior lighting systems. The device supports high current LED strings with precise current regulation and high efficiency, making it ideal for adaptive lighting systems, matrix or pixel lighting, and other advanced automotive lighting solutions. It also includes features like fault protection, PWM dimming, and analog dimming for enhanced control and reliability in various lighting scenarios.
Package
The TPS92682QRHBRQ1 is packaged in a VQFN (Very Thin Quad Flat No-Lead) with a 32-pin configuration, specifically the RHB package.