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> 3SK-177 (nec 25139) mes field effect xistors 20 pc's
3SK-177 (nec 25139) mes field effect xistors 20 pc's
3SK-177 MES FIELD EFFECT TRANSISTOR 20 pcs!
I have been told that these are also known as NEC 25139
20 pcs @ $0.55 = $11.00 50 pcs @ $0.45 = $22.50 100pcs @ $0.35 = 35.00
Suitable for use as RF amplifier in UHF TV tuner.
ABSOLUTE MAXIMUM RATINGS (TA = 25 C)
Drain to Source Voltage VDSX 13 V
Gate 1 to Source Voltage VG1S 4.5 V
Gate2 to Source Voltage VG2S 4.5 V
Total Power Dissipation PT 200 mW
Channel Temperature Tch 125 C
Storage Temperature Tstg 55 to +125 C
ELECTRICAL CHARACTERISTICS (TA = 25 C)
CHARACTERISTIC SYMBOL MIN. TYP. MAX. UNIT TEST CONDITIONS
Drain to Source Breakdown Voltage BVDSX 13 V VG1S = 4 V, VG2S = 0, ID = 10 mA
Drain Current IDSS 5 20 40 mA VDS = 5 V, VG2S = 0, VG1S = 0
Gate1 to Source Cutoff Voltage VG1S(off) 3.5 V VDS = 5 V, VG2S = 0, ID = 100 mA
Gate2 TO Source Cutoff Voltage VG2S(off) 3.5 V VDS = 5 V, VG1S = 0, ID = 100 mA
Gate1 Reverse Current IG1SS 10 mA VDS = 0, VG1S = 4 V, VG2S = 0
Gate2 Reverse Current IG2SS 10 mA VDS = 0, VG2S = 4 V, VG1S = 0
Forward Transter Admittance | yfs | 18 25 35 ms VDS = 5 V, VG2S = 1 V, ID = 10 mA,
Input Capacitance Ciss 0.5 1.0 1.5 pF VDS = 5 V, VG2S = 1 V, ID = 10 mA,
Reverse Transfer Capacitance Crss 0.02 0.03 pF f = 1 MHz
Power Gain GPS 16.0 20.0 dB VDS = 5 V, VG2S = 1 V, ID = 10 mA,
Noise Figure NF 1.1 2.5 dB f = 900 MHz
IDSS 5 to 15 10 to 25 20 to 35 30 to 40
