BF961 NJSEMI | Alldatasheet

Document overview

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Technical content

Features

  • Integrated gate protection diodes
  • High cross modulation performance
  • Low noise figure
  • High AGC-range
  • Low feedback capacitance
  • Low input capacitance BF961 Marking: BF961 Plastic case (TO 50) 1-Drain, 2=Source, 3=Gate 1, 4=Gate 2 Absolute Maximum Ratings Tamb = 25°C, unless otherwise specified -OD -OS Parameter Drain - source voltage Drain current Gate 1/Gate 2 - source peak current Total power dissipation Channel temperature Storage temperature range Test Conditions Tamb<60'C Type Symbol VDS ID ±|Q1/G2SM Ptot TCM Tstg Value 200 150 -55 to +150 Unit V mA mA mW Maximum Thermal Resistance Tamb = 25°C, unless otherwise specified Parameter Channel ambient Test Conditions on glass fibre printed board (40 x 25 x 1.5) mm3 plated with 35u.m Cu Symbol RthChA Value- 450 Unit; K/W NJ Semi-Conductors reserves the right to change test conditions, parameters limits and package dimensions without notice information famished by NJ Semi-Conductors is believed to be both accurate and reliable at the time or*going to press. However NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use. NJ Semi-Conductors encourages customers to verify that datasheets are current before placing orders. Quality Semi-Conductors

Electrical DC Characteristics Tamb = 25°C, unless otherwise specified Parameter Drain - source breakdown voltage Gate 1 - source breakdown voltage Gate 2 - source breakdown voltage Gate 1 - source leakage current Gate 2 - source leakage current Drain current Gate 1 - source cut-off voltage Gate 2 - source cut-off voltage Test Conditions lD=10jjA,-VG1s=-VG2s = 4V +IGIS = 10 "A VG2S = VDS = 0 +IG2S = 10 mA, VGis = VDS = 0 ±VGis = 5 V, VG2S = VDS = 0 ±VG2S = 5V, VGis = VDS = 0 VDS = 15V, VGis = 0, VG2S = 4V VDS = 15V, VG2s = 4V, !D = 20|iA VDS = 15V, VG1S = 0, ID = 20(|A Type BF961 BF961A BF961B Symbol V(BR)DS ±V(BR)G1SS ±V(BR)G2SS i'GISS ±IG2SS toss toss toss -VGis(OFF) -VG2S(OFF) Min 9.5 Typ Max 100 100 10.5 3.5 3.5 Unit V V V nA nA mA mA mA V V Electrical AC Characteristics VDS - 15 V, ID = 10 mA, VG2S = 4 V, f = 1 MHz , Tamb = 25°C, unless otherwise specified Parameter j Forward transadmittance Gate 1 input capacitance Gate 2 input capacitance Feedback capacitance Output capacitance Power gain AGC range Noise figure Test Conditions > VGis = 0, VG2S = 4 V Gs = 2 mS, GL = 0.5 mS, f = 200 MHz VG2S = 4 to -2 V, f = 200 MHz Gs = 2 mS, GL = 0.5 mS, f = 200 MHz Symbol; 1X21,1 Qssgl Cisso2 crss GOSS Cos AGps F Mint Typ 3.7 1.6 1.6 1.8 Max 2.5 Unit mS PF PF fF PF dB dB dB -0,35