please refer to Application Note Thermal Resistance
Specifications
2007-04-20
1
BF771
1
2
3
NPN Silicon RF Transistor
• For modulators and amplifiers
in TV and VCR tuners
• Pb-free (RoHS compliant) package
1)
• Qualified according AEC Q101
ESD (Electrostatic discharge) sensitive device, observe handling precaution!
TypeMarkingPin ConfigurationPackage
BF771RBs
1 = B2 = E3 = C
SOT23
Maximum Ratings
ParameterSymbolValueUnit
Collector-emitter voltageV
CEO
12V
Collector-emitter voltageV
CES
20
Collector-base voltageV
CBO
20
Emitter-base voltageV
EBO
2
Collector currentI
C
80mA
Base currentI
B
10
Total power dissipation
2)
T
S
≤ 69°C
P
tot
580mW
Junction temperatureT
j
150°C
Ambient temperatureT
A
-65 ... 150
Storage temperatureT
stg
-65 ... 150
Thermal Resistance
Parameter
SymbolValueUnit
Junction - soldering point
3)
R
thJS
≤ 140
K/W
1
Pb-containing package may be available upon special request
2
T
S
is measured on the collector lead at the soldering point to the pcb
3
For calculation of R
thJA