Texas Instruments

UCC28910DR

The UCC28910DR is a high-voltage, high-power pulse width modulation (PWM) controller from Texas Instruments. It is specifically designed for use in power conversion applications, such as DC-DC converters, motor control, and power supplies.

Description:

The UCC28910DR is a monolithic integrated circuit that provides a complete solution for high-voltage, high-power PWM control. It features a high-voltage power stage, error amplifier, oscillator, and protection circuits, all in a single package. The device is available in a thermally enhanced 38-pin dual-in-line package (DIP) with exposed thermal pad.

Features:

1. High-voltage operation: The UCC28910DR can operate with input voltages up to 1000V, making it suitable for high-voltage applications.
2. High-power capability: The device can handle high power levels, making it ideal for applications that require high power output.
3. PWM control: The UCC28910DR uses pulse width modulation to regulate the output voltage and current, providing precise control over the power delivered to the load.
4. Error amplifier: The device includes an internal error amplifier, which allows for feedback control of the output voltage.
5. Oscillator: The internal oscillator generates the PWM signal, eliminating the need for an external clock source.
6. Protection features: The UCC28910DR includes various protection features, such as over-voltage protection, over-current protection, and thermal shutdown, to ensure safe and reliable operation.
7. Thermally enhanced package: The 38-pin DIP package with an exposed thermal pad provides efficient heat dissipation, allowing for higher power operation.

Applications:

1. DC-DC converters: The UCC28910DR can be used in high-voltage, high-power DC-DC converters for applications such as telecom power supplies, industrial power supplies, and renewable energy systems.
2. Motor control: The device can be used in motor control applications, such as electric vehicle motor drives and industrial motor control systems.
3. Power supplies: The UCC28910DR is suitable for use in high-voltage, high-power power supplies for applications such as medical equipment, military equipment, and high-brightness LED lighting systems.
4. Renewable energy systems: The device can be used in renewable energy systems, such as solar panel power conditioning systems and wind turbine power converters.

In summary, the Texas Instruments UCC28910DR is a versatile, high-voltage, high-power PWM controller that offers precise control and various protection features, making it suitable for a wide range of power conversion applications.