Microchip Technology SG3526BDW-TR PWM Controller

The SG3526BDW-TR by Microchip Technology is a versatile pulse width modulator controller designed for a wide range of power supply and motor control applications. This high-performance component integrates all the functions required for the implementation of regulated DC to DC converters, inverters, and other power control tasks that require a high degree of reliability and efficiency.

Key Features:

• Dual Output Drive Stages: The SG3526BDW-TR features dual output drive stages that are capable of driving N-channel power MOSFETs. This dual drive capability allows for push-pull, half-bridge, and full-bridge topologies, making it highly versatile for various circuit designs.
• Wide Operating Range: With an operating range from 8V to 35V, this PWM controller can handle a broad spectrum of power supply requirements, ensuring compatibility with a multitude of system voltages.
• Adjustable Dead Time Control: The adjustable dead time control provides the user with the ability to fine-tune the switching to prevent transformer saturation and optimize efficiency, which is critical for power conversion applications.
• Oscillator Frequency Range: The SG3526BDW-TR’s oscillator frequency can be programmed over a range of 100Hz to 400kHz, allowing designers to select the frequency that best suits their application.
• Complete PWM Control Circuitry: This component includes error amplifiers, a fixed-frequency oscillator with a precision voltage reference, and all the necessary control logic. It simplifies the design process by reducing the number of external components required.

Applications:

The SG3526BDW-TR is suitable for a variety of applications, including:

• Switch Mode Power Supplies (SMPS)
• DC to DC Converters
• Motor Controllers
• Uninterruptible Power Supplies (UPS)
• Battery Chargers

Encased in a 16-pin SOIC package, the SG3526BDW-TR is designed for surface-mount technology (SMT), ensuring a compact footprint on the PCB and compatibility with modern automated manufacturing processes. Microchip Technology's commitment to quality and performance is evident in this PWM controller, making it an excellent choice for designers who require a reliable and efficient solution for their power management needs.