Texas Instruments 18-Pin SOIC 2-Channel Voltage Mode PWM Controller 650 kHz 35V UC3526ADW

Texas Instruments UC3526ADW is an 18-pin, SOIC package PWM controller designed for power management applications requiring efficient, reliable voltage mode control. Rated for a maximum switching frequency of 650 kHz and capable of operating up to 35 V supply voltage, this device is suitable for flyback converters with primary-side regulation, eliminating the need for an optocoupler and improving transient performance.

The controller features two output channels delivering stable output voltage at 5.2 V and output current of 100 mA, utilizing a supply current of only 4 mA, which optimizes overall power consumption. This device operates within a temperature range of 0 to 70°C and supports a maximum duty cycle of 49%, enhancing precise power control.

Its compact SOIC surface-mount package has dimensions of 11.62 mm in length, 7.52 mm in width, and 2.35 mm height, making it ideal for space-constrained industrial and electronic PCB designs. As part of the UC series, it assures quality and compatibility with various industrial power supply applications.

This PWM controller is typically used in industrial electronics, power supplies, automation equipment, and manufacturing machines requiring constant voltage and current regulation. The primary-side regulation feature simplifies design by reducing external components and enhancing efficiency, especially in flyback converter configurations.

Operates at a maximum switching frequency of 650 kHz for precise pulse-width modulation control. Low supply current of 4 mA reduces power consumption in control circuits. Delivers 5.2 V output voltage and supports output current up to 100 mA.

Compact 18-pin SOIC surface mount package minimizes PCB footprint. Supports supply voltage range from 4.5 V to 35 V for flexible application use. Temperature rating from 0°C to 70°C ensures reliability in typical industrial environments.

Voltage mode PWM controller with primary-side regulation to improve transient response. Maximum duty cycle of 49% for accurate power control and protection.

Choose Texas Instruments UC3526ADW for your next industrial power management design to benefit from efficient control and robust performance. Explore more Power Management ICs in the Semiconductor section at EnvMart.