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MRF840 Datasheet

  • MRF840

  • RF POWER TRANSISTOR NPN SILICON

  • 4頁(yè)

  • MOTOROLA   MOTOROLA

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MOTOROLA
The RF Line
SEMICONDUCTOR TECHNICAL DATA
Order this document
by MRF840/D
NPN Silicon
RF Power Transistor
. . . designed for 12.5 volt UHF large鈥搒ignal, common鈥揵ase amplifier applica-
tions in industrial and commercial FM equipment operating in the range of
806 鈥?960 MHz.
鈥?/div>
Specified 12.5 Volt, 870 MHz Characteristics
Output Power = 10 Watts
Power Gain = 6.0 dB Min
Efficiency = 50% Min
鈥?/div>
Series Equivalent Large鈥揝ignal Characterization
鈥?/div>
Internally Matched Input for Broadband Operation
鈥?/div>
Tested for Load Mismatch Stress at All Phase Angles with 20:1 VSWR @
15.5 Volt Supply and 50% RF Overdrive
鈥?/div>
Gold Metallized, Emitter Ballasted for Long Life and Resistance to Metal
Migration
鈥?/div>
Silicon Nitride Passivated
MRF840
10 W, 870 MHz
RF POWER
TRANSISTOR
NPN SILICON
CASE 319鈥?7, STYLE 1
MAXIMUM RATINGS
Rating
Collector鈥揈mitter Voltage
Collector鈥揃ase Voltage
Emitter鈥揃ase Voltage
Collector Current 鈥?Continuous
Total Device Dissipation @ TC = 25擄C (1)
Derate above 25擄C
Storage Temperature Range
Symbol
VCEO
VCBO
VEBO
IC
PD
Tstg
Characteristic
Thermal Resistance, Junction to Case (2)
Symbol
R
胃JC
Value
16
36
4.0
3.8
40
0.32
鈥?65 to +150
Unit
Vdc
Vdc
Vdc
Adc
Watts
W/擄C
擄C
THERMAL CHARACTERISTICS
Max
3.1
Unit
擄C/W
ELECTRICAL CHARACTERISTICS
(TC = 25擄C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
Collector鈥揈mitter Breakdown Voltage
(IC = 50 mAdc, IB = 0)
Collector鈥揈mitter Breakdown Voltage
(IC = 50 mAdc, VBE = 0)
Emitter鈥揃ase Breakdown Voltage
(IE = 5.0 mAdc, IC = 0)
Collector Cutoff Current
(VCB = 15 Vdc, IE = 0)
V(BR)CEO
V(BR)CES
V(BR)EBO
ICBO
16
36
4.0
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
2.0
Vdc
Vdc
Vdc
mAdc
NOTES:
(continued)
1. This device is designed for RF operation. The total device dissipation rating applies only when the device is operated as an RF amplifier.
2. Thermal Resistance is determined under specified RF operating conditions by infrared measurement techniques.
REV 6
MOTOROLA RF DEVICE DATA
Motorola, Inc. 1994
MRF840
1

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