This part is a kind of semiconductor called K3706.

Function of this product has 2SK3706.

Manufacturers : Sanyo Semicon Device

Image and pinout :

Some of the text within the PDF file :

Ordering number : ENN7766 2SK3706 2SK3706 Features • • • • N-Channel Silicon MOSFET General-Purpose Switching Device Applications Low ON-resistance. 4V drive. Motor driver, DC / DC converter. Avalanche resistance guarantee. Specifications Absolute Maximum Ratings at Ta=25°C Parameter Drain-to-Source Voltage Gate-to-Source Voltage Drain Current (DC) Drain Current (Pulse) Allowable Power Dissipation Channel Temperature Storage Temperature Avalanche Enargy (Single Pulse) *1 Avalanche Current *2 Symbol VDSS VGSS ID IDP PD Tch Tstg EAS IAV PW≤10µs, duty cycle≤1% Tc=25°C Conditions Ratings 100 ±20 12 48 2.0 20 150 --55 to +150 18 12 Unit V V A A W W °C °C mJ A *1 VDD=20V, L=200µH, IAV=12A *2 L≤200µH, single pulse Electrical Characteristics at Ta [ ... ]

K3706 PDF Datasheet Download