Download PDF2N4856 INTERFET
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2N4856, 2N4857, 2N4858, 2N4859, 2N4860, 2N4861 N-Channel Silicon Junction Field-Effect Transistor Absolute maximum ratings at TA = 25¡C 2N4856, 2N4857, 2N4858 2N4859, 2N4860, 2N4861 Reverse Gate Source Voltage – 40 V – 30 V Reverse Gate Drain Voltage – 40 V – 30 V Continuous Device Dissipation 1.8 W 1.8 W Power Derating 10 mW/°C 10 mW/°C Continuous Forward Gate Current 50 mA 50 mA TOÐ18 Package See Section G for Outline Dimensions Pin Configuration
1 Source, 2 Drain, 3 Gate &Case
SMP4856, SMP4857, SMP4858, SMP4859, SMP4860, SMP4861 2N4856 2N4857 2N4858 At 25°C free air temperature: 2N4859 2N4860 2N4861 Process NJ132 Static Electrical Characteristics Min Max Min Max Min Max Unit Test Conditions Gate Source Breakdown Voltage 2N4856, 2N4857, 2N4858 V(BR)GSS – 40 – 40 – 40 V I G = – 1µA, VDS = ØV 2N4859, 2N4860, 2N4861 – 30 – 30 – 30 V I G = – 1µA, VDS = ØV Gate Reverse Current IGSS – 250 – 250 – 250 pA V GS = – 20V, VDS = ØV 2N4856, 2N4857, 2N4858 – 500 – 500 – 500 nA V GS = – 20V, VDS = ØV T A = 150°C Gate Reverse Current IGSS – 250 – 250 – 250 pA V GS = – 15V, VDS = ØV 2N4859, 2N4860, 2N4861 – 500 – 500 – 500 nA V GS = – 15V, VDS = ØV T A = 150°C Gate Source Cutoff Voltage V GS(OFF) – 4 – 10 – 2 – 6 – 0.8 – 4 V V DS = 15V, ID = 0.5 nA Drain Saturation Current (Pulsed) I DSS 50 20 100 8 80 mA V DS = 15V, VGS = ØV Drain Cutoff Current ID(OFF) 250 250 250 pA V DS = 15V, VGS = – 10V 500 500 500 nA V DS = 15V, VGS = – 10V T A = 150°C Drain Source ON Voltage VDS(ON) Dynamic Electrical Characteristics Common Source ON Resistance r ds(on) 25 40 60 Ω VGS = ØV, I D = Ø A f = 1 kHz Common Source Input Capacitance C iss 18 18 18 pF V DS = ØV, VGS = – 10V f = 1 MHz Common Source Reverse Crss 888 p F V DS = ØV, VGS = – 10V f = 1 MHzTransfer Capacitance Switching Characteristics 66 1 0 n s Turn ON Delay Time t d(on) (20) (10) (5) (mA) 34 1 0 n s ID(ON) = ( ) Rise Time t r (20) (10) (5) (mA) VGS(OFF) = [ ] 25 50 100 ns (2N4857, 2N4860) RL = 953Ω Turn OFF Delay Time t d(off) (20) (10) (5) (mA) (2N4858, 2N4861) RL = 1910Ω ¥ Choppers ¥ Commutators ¥ Analog Switches 1000 N. Shiloh Road, Garland, TX 75042 (972) 487-1287 FAX (972) 276-3375www.interfet.com Databook.fxp 1/14/99 11:30 AM Page B-15