Unitrode

UC3823AN

UC3823AN Description

The UC3823AN is a high-speed PWM controller designed for DC-DC switching applications. Manufactured by Unitrode, this device is known for its robust performance and versatile control features. The UC3823AN operates within a temperature range of 0°C to 70°C (TA), making it suitable for a variety of industrial and consumer applications. It features a transistor driver output type with a positive configuration, ensuring efficient power delivery. The device is available in a through-hole mounting type, which is ideal for applications requiring high reliability and ease of integration.

UC3823AN Features

The UC3823AN offers several key features that enhance its performance and usability:

• Operating Temperature: The UC3823AN operates within a wide temperature range of 0°C to 70°C (TA), ensuring reliable performance in various environmental conditions.
• Output Type: It features a transistor driver output type with a positive configuration, providing efficient power delivery and control.
• Control Features: The device includes current limit, frequency control, ramp, and soft start features, which enhance system stability and protect against overcurrent conditions.
• Frequency - Switching: The UC3823AN supports a switching frequency range of 400kHz to 1MHz, allowing for high-frequency operation and compact design.
• Voltage - Supply (Vcc/Vdd): It operates with a supply voltage range of 8.4V to 22V, making it suitable for a wide range of power supply applications.
• Duty Cycle (Max): The maximum duty cycle of 100% provides flexibility in output power control.
• Output Phases: The device supports a single output phase, simplifying the design and reducing complexity.
• Mounting Type: The through-hole mounting type ensures mechanical stability and ease of integration into various systems.
• Product Status: The UC3823AN is an active product, ensuring continued availability and support from the manufacturer.

UC3823AN Applications

The UC3823AN is ideal for a range of applications due to its high-speed PWM control and versatile features. Some specific use cases include:

• DC-DC Converters: The UC3823AN is well-suited for high-efficiency DC-DC converters, providing precise control and high-frequency operation.
• Switching Power Supplies: Its wide operating voltage range and robust control features make it an excellent choice for various switching power supply designs.
• Industrial Electronics: The UC3823AN can be used in industrial applications where reliability and high performance are critical, such as in motor drives and power management systems.
• Consumer Electronics: In consumer electronics, the UC3823AN can be used in power adapters and other power management modules, ensuring efficient power delivery and control.

Conclusion of UC3823AN

The UC3823AN is a versatile and high-performance PWM controller that offers significant advantages over similar models. Its wide operating temperature range, robust control features, and high-frequency operation make it an ideal choice for a variety of applications. The through-hole mounting type ensures mechanical stability and ease of integration, while its active product status guarantees continued support and availability. Whether used in DC-DC converters, switching power supplies, industrial electronics, or consumer electronics, the UC3823AN provides reliable performance and efficient power management.