Texas Instruments 16-Pin SOIC 2-Channel Current Mode PWM Controller 1000 kHz 125V UC3825DW

Texas Instruments UC3825DW is a 16-pin SOIC packaged, 2-channel PWM controller designed for current-mode control in power management circuits. It operates at a maximum switching frequency of 1000 kHz and supports a maximum supply voltage of 125V, enabling efficient and reliable power conversion in various industrial and electronic applications. The device supplies an output voltage of 5.2V and can deliver output currents up to 1.5A, making it suitable for medium power loads.

This PWM controller is optimized for flyback converter topologies and provides constant-voltage and constant-current output regulation, enhancing transient response to large load changes. The primary-side regulation architecture removes the need for optocouplers, simplifying system design and reducing cost.

The controller features a maximum duty cycle of 85%, supporting peak power operation modes and low power configurations. Its operating temperature range of 0°C to 70°C allows deployment in standard industrial environments. The surface mount SOIC package with a compact footprint (10.28mm length × 7.52mm width × 2.35mm height) facilitates integration on crowded PCBs.

Operates at 1000 kHz switching frequency for fast response. Current mode operation ensures stable regulation. Supports output current up to 1.5A for versatile power applications. Maximum supply voltage rating of 125V for demanding circuits.

Surface mount 16-pin SOIC package for compact design. Flyback controller topology improves load transient and efficiency. Wide operating temperature range from 0°C to 70°C. Maximum duty cycle of 85% for optimized power output.

Primary-side regulation eliminates optocoupler requirement. Series UC with robust industrial reliability.

This PWM Controller is ideal for use in industrial power supplies, telecommunication equipment, automotive electronics, and general electronic devices requiring precise power control and high efficiency. Its reliable operation and compact package make it a versatile solution for modern power management challenges. Explore a broad range of Texas Instruments power management ICs at EnvMart for your next industrial design.