BF1012S

BF 1012S Silicon N-Channel MOSFET Tetrode • For low noise, high gain controlled input stages up to 1GHz • Operating voltage 5V • Integrated stabilized bias network ESD: Electrostatic discharge sensitive device, observe handling precaution! Type Marking Ordering Code Q62702-F1627 Pin Configuration 1=S 2=D 3 = G2 4 = G1 Package SOT-143 BF 1012S NYs Maximum Ratings Parameter Drain-source voltage Symbol Value 16 25 10 3 200 -55 ...+150 150 Unit V mA V mW °C VDS ID ±I G1/2SM +VG1SE Continuos drain current Gate 1/gate 2 peak source current Gate 1 (external biasing) Total power dissipation, T S ≤ 76 °C Storage temperature Channel temperature Ptot T stg T ch Thermal Resistance Channel - soldering point Rthchs ≤370 K/W Note: It is not recommended to apply external DC-voltage on Gate 1 in active mode. Semiconductor Group Semiconductor Group 11 Au 1998-11-01 -25-1998 BF 1012S Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter DC characteristics Drain-source breakdown voltage Symbol min. Values typ. 12 0.9 max. 12 16 60 50 500 µA nA µA mA V V Unit V(BR)DS ±V (BR)G1SS ±V (BR)G2SS +I G1SS ±I G2SS 16 8 10 8 - I D = 300 µA, -V G1S = 4 V, - V G2S = 4 V Gate 1 source breakdown voltage ±I G1S = 10 mA, VG2S = V DS = 0 Gate 2 source breakdown voltage ±I G2S = 10 mA, VG1S = 0 V, V DS = 0 V Gate 1 source current VG1S = 6 V, V G2S = 0 V Gate 2 source leakage current ±VG2S = 8 V, V G1S = 0 V, V DS = 0 V Drain current I DSS I DSO VG2S(p) VDS = 12 V, V G1S = 0 , V G2S = 6 V Operating current (selfbiased) VDS = 12 V, V G2S = 6 V Gate 2-source pinch-off voltage VDS = 12 V, I D = 100 µA AC characteristics Forward transconductance (self biased) g fs Cg1ss Cdss G ps F 800 ∆Gps 26 18 40 30 2.1 0.9 22 1.4 50 2.7 - mS pF VDS = 12 V, V G2S = 6 V, f = 1 kHz Gate 1-input capacitance (self biased) VDS = 12 V, V G2S = 6 , f = 1 MHz Output capacitance (self biased) VDS = 12 V, V G2S = 6 , f = 1 MHz Power gain (self biased) dB VDS = 12 V, V G2S = 6 , f = 800 MHz Noise figure (self biased) VDS = 12 V, V G2S = 6 , f = 800 MHz Gain control range (self biased) VDS = 12 V, V G2S = 6 V, f = 800 MHz Semiconductor Group Semiconductor Group 22 Au 1998-11-01 -25-1998 BF 1012S Total power dissipation P tot = f (T S) Drain current ID = f (VG2S) 300 15 mA mW 12 11 P tot 200 10 ID 150 100 50 0 0 120 °C 9 8 7 6 5 4 3 2 1 20 40 60 80 100 150 0 0.0 1.0 2.0 3.0 4.0 V 6.0 TS VG2S Insertion power gain | S 21 | 2 = f (V G2S) Forward transfer admittance | Y 21 | = f (V G2S) 10 dB 28 mS 24 -5 22 20 | S21 |2 -10 -15 -20 -25 -30 -35 -40 -45 -50 -55 -60 -65 0.0 1.0 2.0 3.0 4.0 V |Y21| 18 16 14 12 10 8 6 4 2 6.0 0 0.0 1.0 2.0 3.0 4.0 V 6.0 VG2S VG2S Semiconductor Group Semiconductor Group 33 Au 1998-11-01 -25-1998 BF 1012S Gate 1 input capacitance Cg1ss = f (V g2s) f = 200MHz Output capacitance C dss = f (V G2) f = 200MHz 3.0 pF 3.0 pF 2.4 2.2 2.4 2.2 Cg1ss 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 1.0 2.0 3.0 4.0 V Cdss 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 6.0 0.0 0.0 1.0 2.0 3.0 4.0 V 6.0 VG2S VG2S Semiconductor Group Semiconductor Group 44 Au 1998-11-01 -25-1998