This part is a kind of semiconductor called AIC1563CS.

Function of this product has Versatile DC/DC Converter.

Manufacturers : Analog Intergrations Corporation

Image and pinout :

Some of the text within the PDF file :

AIC1563 Versatile DC/DC Converter FEATURES 3V to 30V Input Voltage Operation. Internal 2A Peak Current Switch. 1.5A Continuous Output Current. Bootstrapped Driver. High Side Current Sense Capability. High Efficiency (up to 90%). Internal ±2% Reference. Low Quiescent Current at 1.6mA. Frequency Operation from 100Hz to 100KHz. DESCRIPTION The AIC1563 is a monolithic control circuit containing the primary functions required for DC to DC converters and highside-sensed constant current source. The device consists of an internal temperature compensated reference, comparator, controlled duty cycle oscillator with an active current sense circuit, bootstrapped driver, and high current output switch. This device is specifically designed to construct a constant current source for battery chargers w [ ... ]

AIC1563CS PDF Datasheet Download