TPS92310-23FB/NOPB

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TPS92310-23FB/NOPB is a 8-channel LED driver from Texas Instruments. TPS92310-23FB/NOPB drivers are designed to maximize LED current efficiency and reduce system cost in LED drive applications. It is a automotive-grade LED driver with an integrated boost switch, that consumes very low quiescent current. It enables LED currents up to 256mA per channel with a single string of LEDs as well as up to 1.2A for an 8-channel configuration. The input voltage range is from 4.5V to 32V, enabling wide DC input power supply compatibility.

Application Field

The TPS92310-23FB/NOPB is suitable for applications such as home appliance, automotive and industrial lighting. In automotive lighting, it can be used for turn signal, headlight, taillight, fog light, interior lighting, safety lighting, and rear view mirror applications. In industrial lighting applications, it can be used for street lamps, traffic lights, factory lighting, emergency lights, and commercial lighting. The board is also ideal for applications that require space and energy efficiency such as ceiling fans, solar lights, exterior and interior displays, etc.

Working Principle

At the heart of the TPS92310-23FB/NOPB is a high efficiency switch-mode controller. This controller is designed to optimize the power efficiency of the power supply, even at lower input voltages. The controller\'s active current mode architecture ensures a fast, safe, and high quality output. The board also features an integrated auto-zero feedback circuit designed to reduce electromagnetic interference and temperature dependent feedback voltage from the LED light source. This ensures stable and reliable operation under a wide range of operating conditions. Additionally, the board features a multi-mode current sense circuit for accurate current and power monitoring.

The TPS92310-23FB/NOPB is also equipped with an open drain protection circuit and an active current sensing amplifier to ensure over-current protection. The board also contains high-density and low-leakage ESD diodes for protection from electro-static discharge damage. The board comes with a wide range of control and driver configurations to enable the control of a single LED channel, or up to 8 channels.

In terms of thermal protection, the TPS92310-23FB/NOPB includes an integrated junction temperature monitor that detects any excessive junction temperature, and shuts down the channel. The TPS92310-23FB/NOPB also provides a thermal overload protection and a current limiter, both of which can be adjusted through software.

Conclusion

The TPS92310-23FB/NOPB Evaluation Board is an ideal LED driver solution that provides a fully featured, low-cost, and power efficient design with excellent protection features. The board is specifically designed for automotive, industrial, and home appliance lighting applications, and can easily be adapted to any LED driver design. It offers high quality output even at lower input voltages, and has a wide range of current and power monitoring features. In addition, the board is equipped with a wide range of protection features that ensure stable, safe, and reliable operation.

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