Texas Instruments

UC3526AN  

DC DC Switching Controllers

UC3526AN Description

The UC3526AN is a high-performance, dual-output, positive transistor driver designed for DC-DC switching controllers. Manufactured by Texas Instruments, this device is currently active and offers a wide range of features that make it suitable for various applications. With a switching frequency range of 1Hz to 600kHz, the UC3526AN provides flexibility in designing power conversion systems. It operates within a supply voltage range of 7V to 35V and is compliant with the ROHS3 standard, making it an environmentally friendly choice. The device is also REACH unaffected, indicating that it does not contain any substances of very high concern.

UC3526AN Features

• Transistor Driver Output Type: The UC3526AN features a transistor driver output, which allows for efficient control of power MOSFETs and IGBTs in switching applications.
• Positive Output Configuration: The positive output configuration ensures that the device drives the high side of the power switches, simplifying the design and reducing component count.
• Synchronous Rectifier: The UC3526AN supports synchronous rectification, which improves efficiency by reducing power losses in the output stage.
• Clock Sync: The device features clock synchronization, which allows for precise control of the switching frequency and phase alignment between multiple converters.
• Control Features: The UC3526AN offers enable, frequency control, reset, and soft-start functions, providing advanced control capabilities for power management.
• Duty Cycle: With a maximum duty cycle of 49%, the device can handle a wide range of input and output voltages, making it suitable for various power conversion applications.
• Package: The UC3526AN is available in an 18-pin DIP tube package, which is suitable for through-hole mounting in PCB designs.

UC3526AN Applications

The UC3526AN is ideal for a variety of power conversion applications, including:

1. Telecommunications: The device's high switching frequency and synchronous rectification make it suitable for powering telecom equipment, such as base stations and switches.
2. Industrial Control: The UC3526AN can be used in industrial control systems, where high efficiency and precise control are required.
3. Automotive: The device's wide operating temperature range and robust design make it suitable for automotive applications, such as infotainment systems and power management.
4. Renal Dialysis: The UC3526AN can be used in renal dialysis machines, where high efficiency and precise control are critical for patient safety.

Conclusion of UC3526AN

The UC3526AN is a versatile and high-performance DC-DC switching controller that offers a wide range of features and benefits. Its positive output configuration, synchronous rectification, and advanced control features make it an ideal choice for a variety of power conversion applications. With its wide operating temperature range and compliance with environmental standards, the UC3526AN is a reliable and eco-friendly solution for demanding power management requirements.

UC3526AN Documents

Download datasheets and manufacturer documentation for UC3526AN

Datasheets :

UC1526A, 2526A, 3526A      

HTML Datasheet :

UC1526A, 2526A, 3526A