MAX1957EUB+T

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MAX1957EUB+T is a high-efficiency DC-DC switchgear control circuit that supports high-frequency voltage step-down conversion applications. This integrated Circuit (IC) device combines a 50z high-efficiency buck converter, a reset circuit, a frequency scaling circuit and a thermal shutdown circuit, allowing it to be used in various DC-DC switching controller applications.

The MAX1957EUB+T uses a single-stage switching regulator or a dual-stage voltage regulator to convert the input voltage at a fixed frequency. It also has flexible voltage step-down conversion options that allow it to convert up to 4.0V with up to 1A current. The output is rated at 1000mA with a maximum output voltage of 5V. This IC device also features soft-start control to control the output voltage, a low-power standby mode for improved efficiency, thermal shutdown for protection and an adjustable over-voltage protection circuit for extra protection.

The MAX1957EUB+T is mainly used in fixed-frequency applications and the frequency can be adjusted between 300kHz and 1.8MHz. The power efficiency is maximized by using internal compensation and synchronous rectification to reduce the loss of power. It also has a low in-rush current and is fully protected against unpredictable fluctuations in line or load. As a DC-DC switchgear controller, the MAX1957EUB+T is ideal for power-sensitive applications including portable electronic products and distributed power systems.

Besides being used in DC-DC switching controller applications, the MAX1957EUB+T can also be used as a synchronous buck converter or post regulator. It is also well suited for solar cell charge controllers and small, battery-powered applications. In addition, this IC device can be used for extending battery run-time and for powering portable medical devices. It is also suitable for use in automotive circuits such as one-wire lighting and for small switching power supplies in computing applications.

The MAX1957EUB+T is a highly efficient DC-DC switchgear controller with a wide range of voltage step-down conversion applications. It integrates a 50z high-efficiency buck converter, a reset circuit, a frequency scaling circuit and a thermal shutdown circuit to maximize power efficiency while providing extra protection. This integrated circuit is mainly used in fixed-frequency applications and is suitable for use in power-sensitive applications such as solar cell charge controllers, portable electronic products and small, battery-powered applications. The MAX1957EUB+T can also be used for extending battery run-time and for powering portable medical devices in automotive circuits or computing applications.

This IC device is easy to use and can be operated quickly and easily with the help of a few external components. It is provided in surface-mount packages and is available in various temperature versions. The device also offers a low input voltage range and protection against overvoltage and current limits. Besides, the IC device is RoHS-compliant and can operate at temperatures as low as -40°C.

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