The TJ7660D with Switching Controllers SOIC-8_150mil RoHS manufactured by HTC Korea is a half bridge PWM controller for applications such as motor control, lighting control, and Digital Power Supplies. It contains an integrated variable frequency shunt regulator and is designed to be used in low-power off-line switching applications. It has a number of features that include: an on-chip oscillator, a fast transistor shutdown, built-in frequency compensation, high voltage over-current protection, and a reduced input power requirement. It has an operating temperature range of -20 to +85°C, and is packaged in a Small Outline IC package of 8 pins and 0.15 inch pitch. It is RoHS compliant and carries the UL8435 rating.