BF422 KEC | Alldatasheet

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  1. 10. 31 1/3 SEMICONDUCTOR TECHNICAL DATA BF422 SILICON NPN TRIPLE DIFFUSED TYPE Revision No : 2 HIGH VOLTAGE SWITCHING AND AMPLIFIER APPLICATION. COLOR TV CHROMA OUTPUT APPLICATIONS.

FEATURES

High Voltage : VCEO>250V Complementary to BF423. MAXIMUM RATING (Ta=25 TO-92 DIM MILLIMETERS A B C D F G H J K L

4.70 MAX

4.80 MAX

3.70 MAX

0.45 1.00 1.27 0.85 0.45 14.00 0.50

0.55 MAX

2.30 D 1 2 3 B AJ K G H F F L E C E C M N

0.45 MAXM

1.00N 1. EMITTER 2. COLLECTOR 3. BASE ELECTRICAL CHARACTERISTICS (Ta=25 CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT Collector Cut-off Current ICBO VCB=200V, IE=0 - - 10 nA VCB=200V, IE=0, Tj=150 - - 10 A Emitter Cut-off Current IEBO VEB=5V, IC=0 - - 50 nA DC Current Gain hFE VCE=20V, IC=25mA 50 - - - Collector-Emitter Saturation Voltage VCE(sat) IC=30mA, IB=5mA - - 0.6 V Base-Emitter Voltage VBE VCE=-20V, IC=25mA - 0.75 - V Transition Frequency fT VCE=10V, IC=10mA 60 - - MHz Reverse Transfer Capacitance Cre VCB=30V, IE=0, f=1MHz - - 1.6 pF CHARACTERISTIC SYMBOL RATING UNIT Collector-Base Voltage VCBO 250 V Collector-Emitter Voltage VCEO 250 V Emitter-Base Voltage VEBO 5 V Collector Current DC IC 50 mA Peak ICP 100 Collector Power Dissipation PC 625 mW Base Current IB 50 mA Junction Temperature Tj 150 Storage Temperature Range Tstg -65 150

  1. 10. 31 2/3 BF422 Revision No : 2 COLLECTOR CURRENT IC (mA) COLLECTOR-EMITTER VOLTAGE VCE (V) IC - VCE (LOW VOLTAGE REGION) COLLECTOR CURRENT IC (mA) BASE-EMITTER VOLTAGE VBE (V) IC - VBE DC CURRENT GAIN hFE 31 010.3 COLLECTOR CURRENT IC (mA) hFE - IC COLLECTOR-EMITTER SATURATION0.3 COLLECTOR CURRENT IC (mA) 13 1 0 VCE(sat) - IC 4 8 12 16 20 24 28 COMMON EMITTER Ta=25 C1.6 1.2 0.8 0.6 0.4 0.3 0.2 0.1 I =0.05mA B 0.15 30 100 100 300 500 COLLECTOR CURRENT IC (mA) hFE - IC 0.3 DC CURRENT GAIN hFE 100 300 500 13 1 0 10030 COMMON EMITTER Ta=25 C V =20V CE COMMON EMITTER V =10VCE Ta=100 C Ta=25 C Ta=-25 C VOLTAGE ,VCE(sat) (V) 30 100 0.01 0.05 0.1 0.3 0.5 VOLTAGE VCE(sat) (V) COLLECTOR-EMITTER SATURATION COLLECTOR CURRENT IC (mA) 0.05 0.01 0.3 0.1 0.3 0.5 1 3 10 100 30 VCE(sat) - IC COMMON EMITTER Ta=25 C I /I =10 C B COMMON EMITTER I /I =5CB Ta=100 C Ta=25 C Ta=-25 C COMMON EMITTER V =10VCE Ta=100 CTa=25 C Ta=-25 C 0.03
  1. 10. 31 3/3 BF422 Revision No : 2 COLLECTOR OUTPUT CAPACITANCE Cob (pF) COLLECTOR-BASE VOLTAGE VCB (V) Cob, Cre - VCB TRANSITION FREQUENCY fT (MHz) 31 010.3 COLLECTOR CURRENT IC (mA) fT - IC REVERSE TRANSFER CAPACITANCE Cre (pF) 40 80 120 160 200 240 280 I =0 f=1MHz Ta=25 C E Cob C re 100 300 500 COMMON EMITTER Ta=25 C V =20VCE V =10VCE PC (mW) COLLECTOR POWER DISSIPATION COLLECTOR-EMITTER VOLTAGE VCE (V) COLLECTOR CURRENT IC (mA) 1000 CURVES MUST BE DERATED LINEARLY WITH INCREASE IN TEMPERATURE. I MAX.(PULSED) I MAX.(CONTINUOUS) DC OPERATION PC - Ta 31 0 SAFE OPERATING AREA 40 80 120 160 200 200 400 600 800 30 100 300 0.5 100 200 C C 100ms 10ms1ms AMBIENT TEMPERATURE Ta ( C) SINGLE NONREPETITIVE PULSE Ta=25 C