B-10
01/99
2N4220, 2N4220A, 2N4221, 2N4221A, 2N4222, 2N4222A
N-Channel Silicon Junction Field-Effect
Transistor
¥ ¥ ¥ ¥ Mixers Oscillators VHF Amplifiers Small Signal Amplifiers
Absolute maximum ratings at TA = 25¡C
Reverse Gate Source & Reverse Gate Drain Voltage Continuous Forward Gate Current Continuous Device Power Dissipation Power Derating (to 150 °C)
– 30 V 10 mA 300 mW 2 mW/°C
At 25°C free air temperature: Static Electrical Characteristics Gate Source Breakdown Voltage Gate Reverse Current Gate Source Voltage Gate Source Cutoff Voltage Drain Saturation Current (Pulsed) Dynamic Electrical Characteristics Common Source Forward Transconductance Common Source Forward Transmittance C...