TPS65930A2ZCHR Integrated Circuits (ICs)

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The TPS65930A2ZCHR is a Specialized Power Management Integrated Circuit (PMIC) that offers a low-cost and efficient power solution for applications that require more than one supply rail with higher current, voltage, sequencing, and system control capabilities. The device combines an efficient Digital-controlled Microcontroller Unit (MCU) with various analog and power MOSFET functions. This combination enables programmable power supply, sequencing, logic-level voltage monitoring, as well as providing protection against over-current, over-voltage, and short-circuiting.

Main features of TPS65930A2ZCHR include:

• Integrated high-performance 8-bit MCU
• External ROM, RAM and I/O for customization and configuration
• Minimum external counting for switching frequency
• Internal circuitry for various control logic: boot control, power control, reset control, signal control and error reporting
• Multiple power rails with integrated power switches and LDO
• Programmable voltage, current, temperature and logic level monitoring
• Over-current, over voltage, and short circuit protection
• Integrated level shifters, analog and digital multiplexers, and power switching circuits
• Evaluation board and other tools available to customize the hardware and firmware implementations.

The TPS65930A2ZCHR is designed to be used in applications requiring reliable and programmable power supplies, such as cell phones, handheld computers, networking equipment, automotive systems and industrial automation applications. This PMIC can provide an efficient, low-cost, customized power solution for applications requiring more than one supply rail with higher current and voltage ratings.

The TPS65930A2ZCHR operates continuously in power-down and power-save mode and is powered primarily by a single supply rail. The device offers a combination of fast-start DC-DC converters, low-voltage step downs and low-dropout (LDO) regulators. This allows very efficient and reliable power solution to be developed easily and quickly. The power supplyrails can be configured individually according to their particular usage. The device can be programmed with complex logic and power sequence, such as powering up multiple power supply rails in succession and changing their voltage levels in different steps, enabling a very personalized and optimized power solution.

The device features many programmable features, such as Precision Voltage References that enable setting of nominal and minimum input and output voltages. The internal LDO buffer enables efficient power supply utilization with integrated protection against extreme under and over-voltage conditions. Along with protection against over-current, the device can monitor and control voltages, temperature and logic levels. The device is also equipped with I2C slave interface, PCIe bridge, and on-chip EEPROM that allows for customized programming and easy integration.

In summary the TPS65930A2ZCHR integrated PMIC is a versatile and cost-effective solution for high-reliability, constant voltage and current powering of various applications. The device combines microcontroller capabilities with programmable voltage, current, temperature and logic level monitoring, as well as integrated power switches and LDOs, level shifters and multiplexers, enabling higher accuracy and customization to suit the application’s requirements.

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