TECHNICAL DATA N-CHANNEL J-FET Qualified per MIL-PRF-19500/385 .

Test Conditions Symbol 2N4857 2N4860 2N4858 2N4861 Gate-Source Voltage Drain-Source Voltage VGS -40 -30 VDS 40 30 Drain-Gate Voltage Gate Current VDG 40 30 IG 50 Power Dissipation TA = +250C (1) TC = +250C (2) PT 0.36 1.8 Operating Junction & Storage Temperature Range (1) Derate linearly 2.06 mW/0C for TA > 250C. (2) Derate linearly 10.3 mW/0C f.