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File No. : 2049
Rev. No. : A
DEVICE SPECIFICATION
TYPE
POLARITY
APPLICATION
PACKAGE
: BF194/BF195
: NPN
: IF/RF Transistor
: TO - 92
Page No. : 1 of 2
ABSOLUTE MAXIMUM RATINGS:
C
E
B
CHARACTERISTIC
Collector - Base Voltage
Collector - Emitter Voltage
Emitter - Base Voltage
Total Power Dissipation @ TA = 25°C
Collector Current
Junction Temperature
Storage Temperature
SYMBOL
VCBO
VCEO
VEBO
PD
RATING
30
20
5
250
IC 30
Tj 125
Tstg -65 to +125
UNIT
V
V
V
mW
mA
°C
°C
THERMAL CHARACTERISTICS
Thermal Resistance, junction to Ambient R θJ- A = 0.4°C/mW
ELECTRICAL CHARACTERISTICS ( Tamb = 25°C, Unless otherwise specified)
CHARACTERISTIC
SYMBOL MIN
MAX
OFF CHARACTERISTICS
Collector - Emitter breakdown Voltage
(IC = 1.0 mA dc, IB = 0)
Collector - Base breakdown voltage
(IC = 10 µA dc, IE = 0)
Emitter - Base break down voltage
(IE = 10 µA dc, IC = 0)
BVCEO
BVCBO
BVEBO
20
30
5
-
-
-
ON CHARACTERISTICS
DC Current Gain
(IC = 1.0 mA dc, VCE = 10.0 V dc)
Base - Emitter Voltage
(IC =1 mA dc, VCE = 10 V dc)
hFE
VBE (ON)
38
0.65
200
0.74
UNIT
Vdc
Vdc
Vdc
-
Vdc
