This part is a kind of semiconductor called 40N10.

Function of this product has DTU40N10.

Manufacturers : DinTek

Image and pinout :

Some of the text within the PDF file :

www.din-tek.jp DT81 N-Channel 100-V (D-S) MOSFET PRODUCT SUMMARY V(BR)DSS (V) 100 rDS(on) (Ω) 0.030 at VGS = 10 V 0.034 at VGS = 6 V ID (A) 40 37.5 FEATURES • TrenchFET® Power MOSFETS • 175 °C Junction Temperature • Low Thermal Resistance Package Available RoHS* COMPLIANT D TO-252 G G D S Top View S N-Channel MOSFET ABSOLUTE MAXIMUM RATINGS TC = 25 °C, unless otherwise noted Parameter Drain-Source Voltage Gate-Source Voltage Continuous Drain Current (TJ = 175 °C) Pulsed Drain Current Avalanche Current Repetitive Avalanche Energya Maximum Power Dissipationa Operating Junction and Storage Temperature Range L = 0.1 mH TC = 25 °C TA = 25 °Cc TC = 25 °C TC = 125 °C Symbol VDS VGS ID IDM IAR EAR PD TJ, Tstg Limit 100 ± 20 40 23 75 35 61 107 b Unit V A mJ W ° [ ... ]

40N10 PDF Datasheet Download