TPS62366AYZHR

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The TPS62366AYZHR is a step-down converter from Texas Instruments, specifically from the Power Management IC (PMIC) - Voltage Regulators - DC DC Switching Regulators group. This converter is a pulse width modulated (PWM), current-mode output device. With an input voltage of 4.5V to 18V and an adjustable output current ranging from 0A to 4A, the TPS62366AYZHR is designed to offer a wide range of applications. The device has been designed with an advanced level of functionality to provide optimal performance in the target application.

The TPS62366AYZHR is a high efficiency, synchronous rectified, PWM, step-down DC-to-DC converter with an input voltage range from 4.5 V to 18 V. It provides a regulated output voltage adjustable from 0.625 V to 3 V with a maximum output current of 4 A. The device is ideal for applications requiring very high efficiency, such as in automotive battery applications.

The TPS62366AYZHR is a synchronous rectified buckregulator. It provides high efficiency by converting the regulated voltage with a regulated current proportional to the input voltage. The internal regulation loop keeps the output voltage stable over the input voltage range. It also protects the output from overvoltage conditions. When the input voltage is increased, the regulation loop reduces the output voltage in order to maintain a constant output voltage at the set value.

The device switches a high current external MOSFET on and off to regulate the output voltage. The switching frequency is adjustable from 250 kHz to 2 MHz, which offers flexibility for the application. The TPS62366AYZHR includes under-voltage lockout (UVLO) protection which prevents operation before the output voltage reaches its minimum value. The device monitors the input and the output voltage to ensure both are within the acceptable operating range and the output current is limited in case the output voltage is over-regulated.

The TPS62366AYZHR works in a ripple mode to provide more efficient regulation at light loads. In addition to its regulation loop, the device contains an internal current limit circuit that provides protection against overload. The current limit level is adjustable from 0 A to 4 A.

The device also includes a low battery sense unit to detect a minimum battery voltage. This feature ensures correct and efficient operation when the battery voltage is rapidly changing during operation. It also minimizes power dissipation by automatically reducing the output current limit when the battery voltage is below the normal operating voltage.

The TPS62366AYZHR can be used in a wide range of applications, including automotive, industrial and consumer applications. It is well suited for applications where a high efficiency and reduced power dissipation are of paramount importance.

The TPS62366AYZHR is an ideal choice for power supplies requiring high power, efficiency and reliability. It is a cost-effective way to reduce power dissipation and improve system performance.

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