Texas Instruments

UC1526AL  

DC DC Switching Controllers

UC1526AL Description

The UC1526AL is a high-performance regulating pulse width modulator (PWM) designed for a wide range of power management applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuits (PMIC) category and is known for its robust performance and advanced control features. The UC1526AL is designed with a synchronous rectifier, ensuring efficient power conversion and minimal energy loss. It supports a wide input voltage range of 4.5V to 35V, making it suitable for various power supply requirements. The device is packaged in a tube format, ideal for surface mount applications, and is compliant with both REACH and RoHS3 standards, ensuring environmental safety and regulatory adherence.

UC1526AL Features

• Synchronous Rectifier: The UC1526AL incorporates a synchronous rectifier, which enhances efficiency by reducing power losses during the rectification process.
• Output Type: It features a transistor driver output type, capable of delivering both positive and negative configurations, providing flexibility in circuit design.
• Control Features: The device offers comprehensive control features, including enable, frequency control, reset, and soft start, allowing precise management of the PWM operation.
• Frequency Range: The UC1526AL supports a wide switching frequency range from 1Hz to 600kHz, making it suitable for applications requiring variable frequency control.
• Clock Synchronization: It includes clock synchronization capabilities, ensuring stable and accurate PWM signals.
• Output Phases: The device operates with a single output phase, simplifying the design and reducing complexity.
• Duty Cycle: The maximum duty cycle is 49%, providing precise control over the output waveform.
• Mounting Type: The surface mount configuration ensures easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: The UC1526AL is not affected by moisture sensitivity, making it suitable for a wide range of environmental conditions.

UC1526AL Applications

The UC1526AL is ideal for a variety of power management applications due to its versatile features and robust performance. Some specific use cases include:

• DC-DC Converters: The wide input voltage range and high efficiency make it suitable for designing efficient DC-DC converters in various electronic systems.
• Switching Power Supplies: Its ability to operate at high frequencies and provide precise control over PWM signals makes it ideal for high-performance switching power supplies.
• Motor Control: The device can be used in motor control applications where precise frequency and duty cycle control are required.
• Battery Chargers: The UC1526AL can be employed in battery charging circuits to provide regulated output voltage and current.
• Industrial Control Systems: Its robustness and wide operating frequency range make it suitable for industrial control systems where reliable power management is crucial.

Conclusion of UC1526AL

The UC1526AL from Texas Instruments is a versatile and high-performance regulating pulse width modulator designed for a wide range of power management applications. Its advanced features, such as synchronous rectification, wide frequency range, and comprehensive control options, make it a superior choice over similar models. The device's compliance with REACH and RoHS3 standards ensures environmental safety and regulatory adherence. Whether used in DC-DC converters, switching power supplies, motor control, battery chargers, or industrial control systems, the UC1526AL offers reliable performance and ease of integration. Its surface mount configuration and moisture resistance further enhance its suitability for diverse applications.

UC1526AL Documents

Download datasheets and manufacturer documentation for UC1526AL