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LM4946 Datasheet(PDF) 1 Page - Shanghai Leiditech Electronic Technology Co., Ltd |
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LM4946 Datasheet(HTML) 1 Page - Shanghai Leiditech Electronic Technology Co., Ltd |
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1 / 4 page  Features Package Dimensions · Low On resistance. ·4 .5V drive. · RoHS compliant. Specifications Absolute Maximum Ratings at Ta=250C Parameter Symbol Conditions Ratings Unit Drain-to-Source Voltage VDSS 60 V Gate-to-Source Voltage VGSS +20 V Drain Current (DC) ID 4.5 A Drain Current (Pulse) IDP PW≤10uS, duty cycle≤1% 20 A Allowable Power Dissipation PD Mounted on a ceramic board (1000mm2×0.8mm) 1unit 1.3 W Total Dissipation PT Mounted on a ceramic board (1000mm2×0.8mm) 1.7 W Channel Temperature Tch 150 0 C Storage Temperature Tstg -55~+150 0 C Electrical Characteristics at Ta=250C Parameter Symbol Conditions Ratings Unit min typ max Drain-to-Source Breakdown Voltage V(BR)DSS ID=250uA, VGS=0V 60 - - V Zero-Gate Voltage Drain Current IDSS VDS=60V, VGS=0V - - 1 uA Gate-to-Source Leakage Current IGSS VGS=+20V, VDS=0V - - +100 nA Gate Threshold Voltage VGS(th) VDS= VGS, ID=250uA 1.2 2.0 2.5 V Static Drain-to-Source On-State Resistance RDS(ON) ID=4.5A, VGS=10V - 38 45 mΩ RDS(ON) ID=2A, VGS=1.8V - 38 52 mΩ Input Capacitance Ciss VDS=25V, VGS=0V, f=1MHz - 450 - pF Output Capacitance Coss VDS=25V, VGS=0V, f=1MHz - 60 - pF Reverse Transfer Capacitance Crss VDS=25V, VGS=0V, f=1MHz - 25 - pF N-Channel Enhancement MOSFET LM4946 Rev : www.leiditech.com 01.06.2018 1/4 |
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