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UC3845BD1R2G  

DC DC Switching Controllers

The UC3845BD1R2G is a high-performance current mode controller from ON Semiconductor. It is designed for use in offline power supplies, DC-DC converters, and motor control applications. Here is a brief description of the model, its features, and applications:

Description:

The UC3845BD1R2G is a monolithic integrated circuit that provides all the features required for a current mode control application. It includes an error amplifier, a driver for the power switch, a current sensing comparator, and a fixed frequency oscillator.

Features:

1. Fixed 50kHz switching frequency
2. High voltage startup and watchdog timer
3. Overload protection
4. Under-voltage lockout
5. Push-pull output stage with totem-pole structure
6. Soft-start and burst mode operation
7. Thermal shutdown protection
8. Wide operating voltage range

Applications:

1. Offline power supplies
2. DC-DC converters
3. Motor control applications
4. Battery chargers
5. LED drivers
6. Inverters

The UC3845BD1R2G is a versatile and reliable controller that offers high performance and flexibility for a wide range of power supply applications. Its fixed switching frequency, overload protection, and thermal shutdown features make it a popular choice for designers looking for a reliable and efficient solution.

UC3845BD1R2G Documents

Download datasheets and manufacturer documentation for UC3845BD1R2G

PCN :

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