ON Semiconductor SG3525ADWG PWM Controller

The ON Semiconductor SG3525ADWG is a versatile pulse width modulator (PWM) controller designed for a wide range of power supply and motor control applications. This integrated circuit is engineered to provide the necessary features to construct a high-performance regulated power supply with minimal external components.

Key Features

• Adjustable Output: The SG3525ADWG offers an adjustable output pulse width, enabling precise control over the power delivered to the load.
• Dual Output: It features dual outputs which can be operated in either push-pull or single-ended output configurations, providing flexibility for different design requirements.
• Wide Operating Range: The device operates at a supply voltage range of 8V to 35V, making it suitable for a variety of power systems.
• Frequency Control: With an oscillator frequency range up to 400 kHz, the SG3525ADWG can be used in applications requiring a broad range of switching frequencies.
• Shutdown Capability: It includes under-voltage lockout with hysteresis, overcurrent shutdown, and programmable soft-start functions to ensure safe operation under abnormal conditions.
• Error Amplifier: An onboard error amplifier with a low output impedance allows for direct feedback connection, which is essential for maintaining output voltage stability.

Applications

The SG3525ADWG is ideal for a variety of applications, including:

• Switching power supplies
• DC-DC converters
• Motor control systems
• Class D power amplifiers
• Battery chargers

Package and Quality

ON Semiconductor's SG3525ADWG is offered in a 16-pin SOIC wide body package, which provides a compact footprint while allowing for adequate thermal performance. The device is manufactured to meet the stringent quality standards of ON Semiconductor, ensuring reliability and performance in demanding environments.

Whether you are designing a new power system or upgrading an existing one, the SG3525ADWG PWM controller from ON Semiconductor is a reliable and cost-effective solution that simplifies the design process and enhances system performance.