onsemi

SG3525ANG

SG3525ANG Description

The SG3525ANG from onsemi is a high-performance PWM controller IC designed for push-pull and bridge converter topologies. This transistor driver features a positive output configuration, making it ideal for precision power supply control in demanding applications. With a wide supply voltage range (8V to 35V) and switching frequency flexibility (100Hz to 400kHz), it supports versatile power management designs. The device operates within a 0°C to 70°C temperature range and is packaged in a 16-pin DIP (Through Hole), ensuring robust performance in industrial and commercial environments.

SG3525ANG Features

• Dual Outputs (2 Channels): Enables push-pull or half-bridge configurations with 49% max duty cycle for efficient power conversion.
• Synchronous Rectification Support: Enhances efficiency in high-frequency switching applications.
• Advanced Control Features: Includes frequency control, soft-start, and enable/disable functions for precise power management.
• Clock Synchronization (Clock Sync): Allows synchronization with external clock signals for multi-phase systems.
• Wide Operating Voltage (8V–35V): Suitable for diverse input voltage conditions.
• RoHS3 & REACH Compliant: Meets environmental and regulatory standards.
• Not MSL-Sensitive: Simplifies handling and storage compared to moisture-sensitive components.

SG3525ANG Applications

The SG3525ANG excels in:

• Switch-Mode Power Supplies (SMPS): Provides stable PWM control for AC/DC and DC/DC converters.
• Uninterruptible Power Supplies (UPS): Ensures reliable voltage regulation and fault protection.
• Motor Drives & Inverters: Supports precise frequency and duty cycle adjustments for motor control.
• Industrial Power Systems: Ideal for high-reliability applications like welding equipment and telecom power modules.
• Renewable Energy Systems: Used in solar inverters and battery charging circuits for efficient energy conversion.

Conclusion of SG3525ANG

The SG3525ANG stands out as a versatile, high-efficiency PWM controller with robust features like synchronous rectification, soft-start, and wide frequency adjustability. Its dual-output design and wide input voltage range make it superior to basic PWM ICs, particularly in high-power, precision-demanding applications. Whether for industrial automation, renewable energy, or power supply designs, this IC delivers reliable performance, regulatory compliance, and design flexibility, solidifying its position as a preferred choice for engineers.