TPS65981ABTRTQR

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TPS65981ABTRTQR Application Field and Working Principle

The TPS65981ABTRTQR is a high-performance stand-alone single-channel power management integrated circuit (PMIC) designed to manage power in a variety of communications, computing, consumer and industrial applications.

The device incorporates essential features needed to build cost-effective and energy efficient power management solutions to meet the demands of tomorrow’s communications, consumer and industrial applications.

The circuit is ideal for consumer, vehicle, and industrial applications which require a high level of integration, low power dissipation and excellent reliability. The device was particularly designed for use in applications subject to stringent requirements for low power consumption and performance.

Application Field

The TPS65981ABTRTQR is an ideal choice for applications in the consumer, vehicle and industrial markets. The device integrates all of the features required to build cost-effective and energy-efficient power management solutions.

The device can be used to manage power in high-performance wireless 802.11ac and wireless Bluetooth applications, such as wireless speakers, connected home devices and home automation products, as well as applications in industrial and automotive markets. Additionally, the device is suitable for a variety of other applications, such as smart watches, healthcare products, gaming consoles and tablets.

Working Principle

The TPS65981ABTRTQR provides users with several operations modes to meet their needs. In conventional On/Off mode, the device is enabled when the VIN supply is applied and it is disabled when VIN is removed. This operation mode is best suited for battery-powered and energy-efficient applications, such as wearable devices and Bluetooth peripherals.

The TPS65981ABTRTQR also has Power Save modes such as Sleep and Power Down. The Sleep mode is best suited for applications where lower power consumption is required, such as connected home products, while the Power Down mode provides the lowest power consumption for the device, ideal for medical applications and battery-powered applications.

The device also has advanced features such as adjustable voltage output, broad input voltage range, low quiescent current, over-temperature protection, power supply sequencing and power fault protection. The adjustable output voltage enables the device to be easily optimized to meet the exact requirements of the application.

Additionally, the device contains an internal voltage supervisor to detect low-battery or faults in the power supply sequence. This voltage supervisor sends an interrupt signal to the processor to inform the user of a fault, providing additional protection and reliability.

Conclusion

The TPS65981ABTRTQR is a high-performance stand-alone single-channel PMIC designed to manage power in a variety of communications, computing, consumer, and industrial applications. It has a broad input voltage range, adjustable output, low quiescent current, over-temperature protection and various power save modes to meet the needs of a wide range of applications. The voltage supervisor provides additional protection against faults and low-battery conditions. The device is ideal for consumer, vehicle, and industrial applications requiring a high level of integration, low power and excellent reliability.

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