TPS62056DGSG4

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The TPS62056DGSG4 is an integrated Power Management Unit (PMU) semiconductor device specifically designed for systems requiring high performance DC/DC switching regulation. This device is part of the Texas Instruments TPS62000 family of high-efficiency, low-noise and high-efficiency voltage regulation devices.

The TPS62056DGSG4 is a highly efficient DC-DC switching voltage regulator for applications requiring high-voltage conversion, low-voltage regulation, and power-sourcing capabilities. The device includes a low-side high-side dual-channel MOSFET and an integrated internal low-noise high-side linear regulator. It features a high-frequency internal oscillator allowing fast response to load changes and can deliver up to 3 Watts of continuous output power. It is designed to operate over a wide input voltage range (from 5 V to 18 V) and accepts output voltages up to 12 V.

The TPS62056DGSG4 provides a wide range of advanced features that allow the user to optimize their power management strategy. These features include adjustable operating frequency and switching frequency, adjustable duty cycle and soft start, over-current and over-voltage protection, input and output power tracking, advanced control loop design, and integrated overtemperature protection. Additionally, the device offers programmable output voltage and current limits, maximum power-on time limit, precision voltage reference, and ultra-low quiescent current.

The device’s operating principle is based on an internal MOSFET switch that controls the voltage regulation loop. The TPS62056DGSG4 utilizes a voltage-mode PWM (Power-MOSFET Pulse-Width-Modulated) control method to regulate its output voltage. This method leverages a sense voltage created by a voltage divider, which is then fed back to the device’s comparator. The differential signal between the feedback signal and the reference voltage dictates the holding status of the internal MOSFET switch, which regulates the output voltage. This signal passes through a gain amplifier to modify the voltage level, before being applied to the gate of the internal MOSFET switch.

The TPS62056DGSG4 is suitable for a wide range of applications including portable electronics, industrial control, smart metering, medical systems, and many other applications that require power conversion with low noise and high efficiency. The device is particularly well-suited for applications that require multiple power supplies with different voltage or current requirements, or for designs that require a high degree of flexibility in setting the operating parameters.

In summary, the TPS62056DGSG4 is a highly efficient DC-DC switching voltage regulator for applications requiring high-voltage conversion, low-voltage regulation, and power-sourcing capabilities. It offers a wide range of advanced features that allow the user to optimize their power management strategy and is suited to a wide range of applications. Its operating principle is based on an internal MOSFET switch that controls the voltage regulation loop and can deliver up to 3 Watts of continuous output power.

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