STF40NF20 STMicroelectronics

STP40NF20 - STF40NF20 STB40NF20 - STW40NF20 2 N-channel 200V - 0.038 -40A- D PAK/TO-220/TO-220FP/TO-247 Low gate charge STripFET Power MOSFET Features Type V R I P DSS DS(on) D W 3 STB40NF20 200V <0.045 40A 160W 1 3 2 1 STP40NF20 200V <0.045 40A 160W 2 D PAK TO-220 STF40NF20 200V <0.045 40A 40W STW40NF20 200V <0.045 40A 160W Gate charge minimized Very low intrinsic capacitances 3 2 1 Very good manufacturing repeatability TO-220FP TO-247 Excellent figure of merit (R *Q ) DS g 100% avalanche tested Figure 1. Internal schematic diagram Description This Power MOSFET series realized with STMicroelectronics unique STripFET process has specifically been designed to minimize input capacitance and gate charge. It is therefore suitable as primary switch in advanced high- efficiency isolated DC-DC converters. Applications Switching application Table 1. Device summary Order codes Marking Package Packaging 2 STB40NF20 40NF20 D PAK Tape & reel STP40NF20 40NF20 TO-220 Tube STF40NF20 40NF20 TO-220FP Tube STW40NF20 40NF20 TO-247 Tube July 2007 Rev 2 1/17 www.st.com 17Contents STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Contents 1 Electrical ratings 3 2 Electrical characteristics . 4 2.1 Electrical characteristics (curves) 6 3 Test circuit 9 4 Package mechanical data 10 5 Packaging mechanical data . 15 6 Revision history . 16 2/17