ADP1870ACPZ-0.3-R7

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ADP1870ACPZ-0.3-R7 is a DC/DC switching controller that provides step-down voltage conversion in applications where power requirements exceed the limitations of linear regulators. It is a part of a synchronous buck switching regulator, which includes this controller, an external MOSFET, an inductor and two capacitors. The device is part of Texas Instruments PMIC - Voltage Regulators - DC DC Switching Controllers.

The ADP1870ACPZ-0.3-R7 works on the principle of pulse-width modulation (PWM) and feedback regulation. It uses an external MOSFET and an external inductor to provide step-down voltage conversion. This PWM output is combined with the external components to form a high-performance synchronous switching regulator that can support a wide range of output voltages and loads. The device can produce output voltages as low as 0.4V.

The ADP1870ACPZ-0.3-R7 is suitable for a wide range of applications from 5V to 12V input voltage, such as board-mounted controllers for notebook computers, peripheral devices and power converters. Its onboard 0.2uA under-voltage lockout also allows it to be used in battery-powered and low-voltage automotive applications. In addition, it has an adjustable Soft-Start circuit which helps prevent large current surges that normally occur during startup. All these features provide a high integration and low power solution for point-of-load applications.

The ADP1870ACPZ-0.3-R7 can deliver a continuous output current of up to 3A and a peak current of up to 6A while operating across an input voltage range of 4.75V to 5.5V, 8.5V to 12V and 12.5V to 16V. It features an advanced protection system for both output and input that includes over-current, over-voltage, thermal shutdown and over-temperature protection. In addition, the device has a soft start circuit to prevent inrush current during startup. It is available in an 8-pin X2SON package with a temperature range of -40°C to +85°C.

In conclusion, the ADP1870ACPZ-0.3-R7 is an excellent choice for designers who require a high integration, low power DC/DC switching controller. It is a part of Texas Instruments PMIC - Voltage Regulators - DC DC Switching Controllers and provides efficient step-down voltage conversion to support a wide range of output voltages and loads while offering advanced protection functions. It is suitable for a variety of applications and is available in an 8-pin X2SON package with a temperature range of -40°C to +85°C.

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