The GR8837TCG with Switching Controllers SOT-26 RoHS is a low current, high-efficiency switching controller manufactured by Grenergy. This device features a fixed frequency current mode PWM control, excellent line and load regulation performance, and over current protection. It is designed to operate in harsh environments and can operate at up to 16.5 volts with a 2.6 MHz PWM switching frequency. Other features include overvoltage protection, thermal overload protection, power optimization, and under voltage lockout. The GR8837TCG is RoHS compliant and comes in an SOT-26 package, making it suitable for space-constrained applications.