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MRF641
MOTOROLA RF DEVICE DATA
Motorola, Inc. 1994
The RF Line
. . . designed for 12.5 Volt UHF large–signal amplifier applications in industrial
and commercial FM equipment operating to 512 MHz.
Specified 12.5 Volt, 470 MHz Characteristics —
Output Power = 15 Watts
Minimum Gain = 7.8 dB
Efficiency = 55%
Characterized with Series Equivalent Large–Signal Impedance Parameters
Built–In Matching Network for Broadband Operation
Tested for Load Mismatch Stress at all Phase Angles with 20:1 VSWR @
16–Volt High Line and Overdrive
Circuit board photomaster available upon request by contacting RF Tactical
Marketing in Phoenix, AZ.
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Collector–Emitter Voltage
VCEO
VCBO
VEBO
IC
PD
16
Vdc
Collector–Base Voltage
36
Vdc
Emitter–Base Voltage
4.0
Vdc
Collector Current — Continuous
3.0
Adc
Total Device Dissipation @ TC = 25
°
C
Derate above 25
°
C
43.7
0.25
Watts
W/
°
C
Storage Temperature Range
Tstg
–65 to +150
°
C
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Thermal Resistance, Junction to Case
R
θ
JC
4.0
°
C/W
ELECTRICAL CHARACTERISTICS
(TC = 25
°
C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage
(IC = 20 mAdc, IB = 0)
Collector–Emitter Breakdown Voltage
(IC = 20 mAdc, VBE = 0)
Emitter–Base Breakdown Voltage
(IE = 5.0 mAdc, IC = 0)
Collector Cutoff Current
(VCE = 15 Vdc, VBE = 0, TC = 25
°
C)
V(BR)CEO
16
—
—
Vdc
V(BR)CES
36
—
—
Vdc
V(BR)EBO
4.0
—
—
Vdc
ICES
—
—
5.0
mAdc
(continued)
Order this document
by MRF641/D
SEMICONDUCTOR TECHNICAL DATA
15 W, 470 MHz
CONTROLLED Q
RF POWER
TRANSISTOR
NPN SILICON
CASE 316–01, STYLE 1
REV 6