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| Transistor 2SD1821, 2SD1821A Silicon NPN epitaxial planer type For high breakdown voltage low-frequency and low-noise amplification Unit: mm s Features q q q 2.10.1 0.425 1.250.1 0.425 High collector to emitter voltage VCEO. Low noise voltage NV. S-Mini type package, allowing downsizing of the equipment and automatic insertion through the tape packing and the magazine packing. (Ta=25C) Ratings 150 185 150 185 5 100 50 150 150 -55 ~ +150 Unit 0.65 1 2.00.2 1.30.1 0.65 3 2 s Absolute Maximum Ratings Parameter Collector to base voltage Collector to 2SD1821 2SD1821A 2SD1821 Symbol VCBO VCEO VEBO ICP IC PC Tj Tstg 0.2 0.90.1 V 0.70.1 0 to 0.1 0.20.1 emitter voltage 2SD1821A Emitter to base voltage Peak collector current Collector current Collector power dissipation Junction temperature Storage temperature V V mA mA mW C C 1:Base 2:Emitter 3:Collector EIAJ:SC-70 S-Mini Type Package Marking symbol : P(2SD1821) L(2SD1821A) s Electrical Characteristics Parameter Collector cutoff current Collector to emitter voltage 2SD1821 2SD1821A (Ta=25C) Symbol ICBO VCEO VEBO hFE* VCE(sat) fT Cob NV Conditions VCB = 100V, IE = 0 IC = 100A, IB = 0 IE = 10A, IC = 0 VCE = 5V, IC = 10mA IC = 30mA, IB = 3mA VCB = 10V, IE = -10mA, f = 200MHz VCB = 10V, IE = 0, f = 1MHz VCE = 10V, IC = 1mA, GV = 80dB Rg = 100k, Function = FLAT 150 2.3 150 150 185 5 130 330 1 V MHz pF mV min typ max 1 Unit A V V Emitter to base voltage Forward current transfer ratio Collector to emitter saturation voltage Transition frequency Collector output capacitance Noise voltage *h FE Rank classification Rank hFE R 130 ~ 220 2SD1821 2SD1821A PR LR S 185 ~ 330 PS LS Marking Symbol 0.15-0.05 +0.1 0.3-0 +0.1 1 Transistor PC -- Ta 240 120 Ta=25C 200 100 2SD1821, 2SD1821A IC -- VCE 120 VCE=10V 100 25C IC -- VBE Collector power dissipation PC (mW) Collector current IC (mA) Collector current IC (mA) 160 80 120 60 IB=2.0mA 1.8mA 1.6mA 1.4mA 1.2mA 1.0mA 0.8mA 0.6mA 0.4mA Ta=75C 80 -25C 60 80 40 0.2mA 20 40 40 20 0 0 20 40 60 80 100 120 140 160 0 0 2 4 6 8 10 12 14 16 0 0 0.4 0.8 1.2 1.6 2.0 Ambient temperature Ta (C) Collector to emitter voltage VCE (V) Base to emitter voltage VBE (V) VCE(sat) -- IC Collector to emitter saturation voltage VCE(sat) (V) 100 30 10 3 1 0.3 0.1 0.03 0.01 0.1 Ta=75C 25C -25C IC/IB=10 600 hFE -- IC 200 VCE=10V fT -- I E VCB=10V Ta=25C Forward current transfer ratio hFE 500 Transition frequency fT (MHz) 30 100 160 400 120 300 Ta=75C 25C -25C 80 200 100 40 0.3 1 3 10 30 100 0 0.1 0.3 1 3 10 0 -1 -3 -10 -30 -100 Collector current IC (mA) Collector current IC (mA) Emitter current IE (mA) Cob -- VCB 5 Collector output capacitance Cob (pF) IE=0 f=1MHz Ta=25C 4 3 2 1 0 1 3 10 30 100 Collector to base voltage VCB (V) 2 |
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