This part is a kind of semiconductor called AE2596.
Function of this product has Simple Switcher Power Converter.
Manufacturers : CCM
Image and pinout :
Some of the text within the PDF file :
CCM AE2596 Specification SIMPLE SWITCHER POWER CONVERTER AE2596 ¡ñ ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù ¡ù Features 3.3V, 5V, 12V, and adjustable output versions Adjustable version output voltage range,1.2V to 37V TO-220 and TO-263 packages Output load current 3A Input voltage range up to 40V Requires only 4 external components 150 kHz fixed frequency internal oscillator TTL shutdown capability Low power standby mode, IQ typically 80 µA High efficiency Thermal shutdown and current limit protection ¡ñ General Description ¡ñ ¡ù ¡ù ¡ù Application Simple high-efficiency step-down (buck) regulator On-card switching regulators Positive to negative converter The AE2596 series of regulators are monolithic integrated circuits that provide al [ ... ]