The UC3823AN from Texas Instruments is a high-speed Pulse Width Modulation (PWM) controller integrated circuit designed for high-performance, efficient power conversion applications. This advanced controller is well-suited for a variety of switch-mode power supply designs, including DC-DC converters, off-line converters, and other power control tasks requiring precision and reliability.

Key Features

• High-Speed Operation: With its ability to operate at frequencies up to 1MHz, the UC3823AN facilitates smaller passive components, leading to more compact and efficient power supply designs.
• Advanced PWM Control: The device offers advanced features such as programmable soft start, under-voltage lockout, and dual alternating outputs for push-pull configurations.
• Enhanced Flexibility: Users can adjust dead-time and maximum duty cycle, providing design flexibility for various applications and ensuring optimal performance.
• Robust Protection Features: It includes built-in protection features such as pulse-by-pulse current limiting and a latch-off mechanism to enhance system safety and reliability.

Applications

The UC3823AN is ideal for a broad range of applications, including:

• Telecommunication equipment power supplies
• Industrial power systems
• Server and data center power supplies
• Renewable energy systems inverters
• High-density power modules

Technical Specifications

• Supply Voltage: 12V to 30V
• Output Drive Capability: Dual outputs with 1.5A peak current
• Temperature Range: Operating temperatures from -40°C to +85°C
• Package: 16-pin PDIP (Plastic Dual-In-Line Package)

With its robust design and comprehensive feature set, the UC3823AN PWM controller is a go-to solution for engineers seeking to develop high-performance power systems with stringent space and efficiency requirements. The device's precision control capabilities ensure stable and reliable operation, making it a cornerstone component in advanced power management designs.