Texas Instruments

UC3524NG4  

DC DC Switching Controllers

UC3524NG4 Description

The UC3524NG4 is a transistor driver IC designed for power management applications, specifically tailored for multiple topology controllers. Manufactured by Texas Instruments, this device is part of the Power Management (PMIC) category and is housed in a through-hole package. The UC3524NG4 features a positive output configuration and operates within a supply voltage range of 8V to 40V. It supports a switching frequency of up to 300kHz, making it suitable for high-frequency applications. Despite its obsolescence, the UC3524NG4 remains a robust choice for specific power management needs, with a duty cycle of up to 45% and a single output phase.

UC3524NG4 Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Switching Frequency: Up to 300kHz
• Supply Voltage Range: 8V to 40V
• Operating Temperature: 0°C to 70°C (TA)
• Control Features: Current Limit, Enable, Frequency Control, Ramp
• Number of Outputs: 2
• Output Phases: 1
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance: REACH Unaffected, ROHS3 Compliant
• Package Type: Tube
• Base Product Number: UC3524

The UC3524NG4 stands out with its comprehensive control features, including current limiting, enabling, frequency control, and ramp functionality. These features provide precise control over power management, ensuring efficient and reliable performance. The device's wide supply voltage range and high switching frequency make it ideal for applications requiring high efficiency and flexibility.

UC3524NG4 Applications

The UC3524NG4 is well-suited for a variety of power management applications, including:

• DC-DC Converters: Ideal for high-frequency DC-DC conversion, ensuring efficient power delivery.
• Switching Power Supplies: Provides robust control for switching power supplies, enhancing reliability and performance.
• Battery Chargers: Suitable for battery charging applications, offering precise control over charging parameters.
• Motor Control: Effective in motor control applications, providing accurate control over motor speed and torque.

The UC3524NG4's ability to operate within a wide temperature range and its compliance with REACH and ROHS3 standards make it a reliable choice for industrial and consumer electronics applications. Its through-hole mounting type ensures compatibility with various PCB designs, further enhancing its versatility.

Conclusion of UC3524NG4

The UC3524NG4, despite being obsolete, continues to offer significant advantages in power management applications. Its high switching frequency, wide supply voltage range, and comprehensive control features make it a reliable choice for high-frequency power management needs. The device's compliance with industry standards and its robust performance ensure it remains a viable option for engineers and designers seeking efficient and reliable power management solutions. Whether used in DC-DC converters, switching power supplies, battery chargers, or motor control applications, the UC3524NG4 provides the precision and flexibility required for modern electronics.

UC3524NG4 Documents

Download datasheets and manufacturer documentation for UC3524NG4

Datasheets :

UC1524, UC2524, UC3524      

HTML Datasheet :

UC1524, UC2524, UC3524