TPS65022RHATG4

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Battery Management modul provides a wide range of reliable and accurate power management capability for today’s sophisticated portable electronics. TPS65022RHATG4 is a single voltage integrated power module specifically designed to provide a low cost, low power and ultra-compact implementation of the power management functions typical of a smart phone or other similar device application. It is an integrated switching power supply IC that provides compact and cost effective solutions for high-density power supply applications, like mobile phones, PDAs, and digital cameras. The device integrates Power Path Management (PPM), Linear Regulators (LDOs), Step-down Converters, and system level control into a single chip.

TPS65022RHATG4 is a highly integrated device with a switching PWM buck converter, a high performance 3A low dropout (LDO) linear regulator, and a variety of built-in features including overvoltage, overcurrent, and overtemperature protections. It also provides three different rail-to-rail input and output voltages with a power supply range of up to 18V. The buck converter has a switching frequency of up to 2.2 MHz and with an adjustable voltage range of 1.1 to 14V. The LDO has a range of output voltages of 0.9 to 4V and an adjustable maximum output current of 1A. In addition, the device has adjustable current limit and a high-efficiency dc-dc converter to enable energy saving in the applications.

The device offers multiple integrated power management features in its internal PPM, including pre-charge and discharging, pre-boost, load-balancing, dynamic current-sharing, leakage current protection and more. Through these features, the TPS65022RHATG4 is an all-in-one, power management solution for applications that require high-performance, low power consumption and optimized thermal performance, such as smartphones and digital cameras.

The working principle of the TPS65022RHATG4 is based on the use of a high-efficiency buck converter and integrated gate driver circuit, which drives N-Channel MOSFETs to achieve low power and high efficiency conversion. The input current is sensed and regulated by controlling the switching frequency and duty cycle of the buck converter. The PPM also controls the current in the output and input stages through complex algorithms to optimize the performance, minimize the output ripple and maximize the power efficiency in the device.

The device has been designed to provide an integrated power solution for applications like mobile phones, PDAs, DSCs, portable applications and other consumer electronics products. It is also suitable for powering a variety of audio, video, and telecommunication integrated circuits, including RF transceiver, audio amplifier and video signal processor. The device has an integrated Power Path Management (PPM) feature to optimize the power delivery and minimize power consumption, enhancing the battery runtime in the applications.

The device supports mode switching between PWM and PFM, enabling the system to efficiently select the most suitable mode. The device also supports device level self-test to detect any possible internal faults or incorrect settings. In addition, the device also incorporates built-in FCC and EMI filters to enable better EMI performance of the system. The TPS65022RHATG4 is a single voltage solution with a compact package, making it an ideal solution for applications that require a smaller footprint and low power consumption.

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