BF979 Vishay, BF979 Datasheet

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BF979

Manufacturer Part Number
BF979
Description
Silicon Pnp Planar Rf Transistor
Manufacturer
Vishay
Datasheet

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Silicon PNP Planar RF Transistor
Features
Applications
UHF/VHF uncontrolled prestages with low noise and
low modulation.
Absolute Maximum Ratings
T
Maximum Thermal Resistance
1)
Electrical DC Characteristics
T
Document Number 85006
Rev. 1.4, 15-Apr-05
• High cross modulation performance
• High power gain
• Low noise
• High reverse attenuation
• Lead (Pb)-free component
• Component in accordance to RoHS 2002/95/EC
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Total power dissipation
Junction temperature
Storage temperature range
Junction ambient
Collector cut-off current
Collector-base cut-off current
Emitter-base cut-off current
Collector-emitter breakdown
voltage
DC forward current transfer ratio - V
amb
amb
on glass fibre printed board (40 x 25 x 1.5) mm
and WEEE 2002/96/EC
= 25 °C, unless otherwise specified
= 25 °C, unless otherwise specified
Parameter
Parameter
Parameter
T
1)
- V
- V
- V
- I
amb
C
CE
CB
EB
CE
= 1 mA, I
≤ 60 °C
= 20 V, V
= 15 V, I
= 3 V, I
= 10 V, - I
Test condition
Test condition
Test condition
C
B
E
3
= 0
= 0
BE
C
= 0
plated with 35µm Cu
= 10 mA
= 0
e3
- V
Mechanical Data
Case: TO-50 Plastic case
Weight: approx. 111 mg
Marking: BF970
Pinning: 1 = Collector, 2 = Base, 3 = Emitter
Symbol
- I
- I
- I
(BR)CEO
h
CBO
EBO
CES
FE
Symbol
Symbol
2
- V
- V
- V
R
P
T
- I
thJA
T
CBO
CEO
EBO
stg
tot
C
j
Electrostatic sensitive device.
Observe precautions for handling.
Min
1
3
20
20
- 55 to + 150
Vishay Semiconductors
Value
Value
Typ.
300
150
300
50
20
20
50
3
Max
100
100
10
90
13623
BF979
www.vishay.com
K/W
Unit
mW
Unit
mA
°C
°C
V
V
V
Unit
µA
nA
µA
V
1

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BF979 Summary of contents

Page 1

... Symbol R thJA 3 plated with 35µm Cu Test condition Symbol = CES = CBO = EBO = (BR)CEO = BF979 Vishay Semiconductors 3 1 13623 Value Unit 300 mW 150 ° 150 °C Value Unit 300 K/W Min Typ. Max ...

Page 2

... BF979 Vishay Semiconductors Electrical AC Characteristics °C, unless otherwise specified amb Parameter Transition frequency - 300 MHz - 300 MHz Collector-base capacitance - 100 MHz CB Noise figure - Ω 800 MHz Z S Power gain ...

Page 3

... Package Dimensions in mm Document Number 85006 Rev. 1.4, 15-Apr-05 96 12244 BF979 Vishay Semiconductors www.vishay.com 3 ...

Page 4

... BF979 Vishay Semiconductors Ozone Depleting Substances Policy Statement It is the policy of Vishay Semiconductor GmbH to 1. Meet all present and future national and international statutory requirements. 2. Regularly and continuously improve the performance of our products, processes, distribution and operating systems with respect to their impact on the health and safety of our employees and the public, as well as their impact on the environment ...

Page 5

... Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right ...

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