Microchip Technology, Inc. JFETs MQ2N4091UB/TR

N-channel J-FET in a TO-18 package, equivalent to MIL-PRF-19500/431, with a drain-source voltage rating of 40 V, gate-source voltage rating of -40 V, and power dissipation of 0.36 W at 25°C. The device has a drain-source on-state resistance of 30 Ω and a drain current of 30 mA at V_GS = 0 V and V_DS = 20 V, with an operating junction temperature range of -65°C to +175°C.