MOTOROLA MRF658

Order this document
by MRF658/D
SEMICONDUCTOR TECHNICAL DATA
The RF Line
Designed for 12.5 Volt UHF large–signal, common emitter, class–C amplifier
applications in industrial and commercial FM equipment operating to 520 MHz.
• Specified 12.5 Volt, 512 MHz Characteristics
Output Power = 65 Watts
Minimum Gain = 4.15 dB
Minimum Efficiency = 50%
65 W, 512 MHz
RF POWER TRANSISTOR
NPN SILICON
• Characterized with Series Equivalent Large–Signal Impedance Parameters
from 400 to 520 MHz
• Built–In Matching Network for Broadband Operation
• Triple Ion Implanted for More Consistent Characteristics
• Implanted Emitter Ballast Resistors for Improved Ruggedness
• Silicon Nitride Passivated
• Capable of Surviving Load Mismatch Stress at all Phase Angles with
20:1 VSWR @ 15.5 Vdc and 2.0 dB Overdrive
CASE 316–01, STYLE 1
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Collector–Emitter Voltage
VCEO
16.5
Vdc
Collector–Emitter Voltage
VCES
38
Vdc
Emitter–Base Voltage
VEBO
4.0
Vdc
Collector Current — Continuous
IC
15
Adc
Total Device Dissipation @ TC = 25°C
Derate above 25°C
PD
175
1.0
Watts
W/°C
Storage Temperature Range
Tstg
– 65 to +150
°C
Symbol
Max
Unit
RθJC
1.0
°C/W
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Collector–Emitter Breakdown Voltage
(IC = 50 mAdc, IB = 0)
V(BR)CEO
16.5
29
—
Vdc
Collector–Emitter Breakdown Voltage
(IC = 50 mAdc, VBE = 0)
V(BR)CES
38
45
—
Vdc
Emitter–Base Breakdown Voltage
(IE = 10 mAdc, IC = 0)
V(BR)EBO
4.0
4.6
—
Vdc
ICES
—
0.1
10
mAdc
OFF CHARACTERISTICS
Collector Cutoff Current
(VCE = 15 Vdc, VBE = 0, TC = 25°C)
(continued)
REV 7
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1997
MRF658
1
ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
hFE
40
85
120
—
Cob
—
170
220
pF
Pout
65
—
—
W
Collector Efficiency
(VCC = 12.5 Vdc, Pout = 65 W, f = 470 & 512 MHz)
η
50
60
—
%
Output Mismatch Stress
(VCC = 15.5 Vdc, Pin = 32 W, f = 512 MHz, VSWR 20:1,
All Phase Angles)
ψ
ON CHARACTERISTICS
DC Current Gain
(IC = 10 Adc, VCE = 5.0 Vdc)
DYNAMIC CHARACTERISTICS
Output Capacitance
(VCB = 12.5 Vdc, IE = 0, f = 1.0 MHz)
FUNCTIONAL TESTS (In Motorola Test Fixture. See Figure 1.)
Output Power
(VCC = 12.5 Vdc, Pin = 25 W, f = 470 & 512 MHz)
B1
DELTA VRE PORT
(NORMALLY SHORTED)
C13
10 µF
No Degradation in Output Power
B3
B2
+
12.5 Vdc
B4
C15
C14
0.18 µF
C16
C17
C18
C19
0.18 µF
L2
L1
+ C20
10 µF
SOCKET
L3
C3
RF INPUT
D.U.T.
C1
C5
C7
C6
C8
RF OUTPUT
C12
N1
N2
C2
C4
C11
B1–B4 — Long Bead, Fair Rite (2743019446)
C1 — 56 pF, Chip Capacitor, Murata Erie
C2 — 1–20 pF Trimmer, Johanson–JMC 5501 PG26J200
C3 — 39 pF, Chip Capacitor, Murata Erie
C4 — 1–20 pF Trimmer, Johanson–JMC 5501
C5 — 33 pF, Miniature Clamped Mica, SAHA
C6 — 33 pF, Miniature Clamped Mica, SAHA
C7 — 33 pF, Miniature Clamped Mica, SAHA
C8 — 27 pF, Miniature Clamped Mica, SAHA
C11 — 1–20 pF Trimmer, Johanson–JMC 5501 PG26J200
C12 — 110 pF, Chip Capacitor, Murata Erie
C13 — 10 µF, 50 V Electrolytic, Panasonic–ECEV1HV100R
C14 — 0.18 µF Chip Capacitor
C15 — 130 pF, Chip Capacitor, Murata Erie
LOAD % = 50 OHMS
C16 — 130 pF, Chip Capacitor, Murata Erie
C17 — 130 pF, Chip Capacitor, Murata Erie
C18 — 130 pF, Chip Capacitor, Murata Erie
C19 — 0.18 µF Chip Capacitor
C20 — 10 µF, 50 V Electrolytic, Panasonic–ECEV1HV100R
Board — 1/16″ Glass Teflon, εr = 2.55, Keene (GX–0600–55–22)
L1, L2 — 5 Turns, 20 AWG, ID 0.126″
L3 — 2 Turns, 26 AWG, ID 0.073″
N1, N2 — Type N Flange, Omni Spectra (3052–1648–10)
Murata Erie Chip Capacitors —
GRH710COGxxxx100VBE
SAHA Mini Clamped Mica Capacitors — 3HS0006–xx
Figure 1. 512 MHz Test Circuit
MRF658
2
MOTOROLA RF DEVICE DATA
110
470
POUT, OUTPUT POWER (WATTS)
POUT, OUTPUT POWER (WATTS)
100
f = 440 MHz
100
90
512
80
70
60
50
40
30
VCC = 12.5 Vdc
20
10
5
10
15
20
25
30
35
90
PIN = 30 W
80
25 W
70
20 W
60
15 W
50
40
10 W
30
VCC = 12.5 Vdc
20
10
300 400 410 420 430 440 450 460 470 480 490 500 510 520 530
40
PIN, INPUT POWER (WATTS)
f, FREQUENCY (MHz)
Figure 2. Output Power versus Input Power
Figure 3. Output Power versus Frequency
120
POUT, OUTPUT POWER (WATTS)
110
f = 512 MHz
100
30 W
PIN = 35 W
25 W
90
20 W
80
70
60
15 W
50
10 W
40
30
20
10
7
8
9
10
11
12
13
14
15
16
17
VCC, SUPPLY VOLTAGE (VOLTS)
Figure 4. Output Power versus Supply Voltage
MOTOROLA RF DEVICE DATA
MRF658
3
+j10
+j5
+j20
+j30
520
+j2
460
f = 400 MHz
ZIN
+j50
Zo = 10 Ω
+j100
2
0
5
10
20
30
50
VCC = 12.5 V Po = 70 W
f
MHz
ZIN
OHMS
ZOL*
OHMS
400
0.62 + j2.8
1.20 + j2.5
440
0.72 + j3.1
1.10 + j2.8
480
0.81 + j3.3
0.94 + j3.1
520
0.90 + j3.6
0.80 + j3.4
+j10
+j5
+j20
+j30
520
460
+j2
ZOL*
f = 400 MHz
+j50
Zo = 10 Ω
+j100
0
2
5
10
20
30
50
ZOL* = Conjugate of optimum load impedance into
ZOL* = which the device operates at a given output
ZOL* = power, voltage and frequency.
Figure 5. Series Equivalent Input and Output Impedances
MRF658
4
MOTOROLA RF DEVICE DATA
PACKAGE DIMENSIONS
F
D
4
R
NOTES:
1. FLANGE IS ISOLATED IN ALL STYLES.
K
3
1
Q
2
L
B
J
C
E
N
H
A
U
STYLE 1:
PIN 1.
2.
3.
4.
DIM
A
B
C
D
E
F
H
J
K
L
N
Q
R
U
INCHES
MIN
MAX
24.38
25.14
12.45
12.95
5.97
7.62
5.33
5.58
2.16
3.04
5.08
5.33
18.29
18.54
0.10
0.15
10.29
11.17
3.81
4.06
3.81
4.31
2.92
3.30
3.05
3.30
11.94
12.57
MILLIMETERS
MIN
MAX
0.960
0.990
0.490
0.510
0.235
0.300
0.210
0.220
0.085
0.120
0.200
0.210
0.720
0.730
0.004
0.006
0.405
0.440
0.150
0.160
0.150
0.170
0.115
0.130
0.120
0.130
0.470
0.495
EMITTER
COLLECTOR
EMITTER
BASE
CASE 316–01
ISSUE D
MOTOROLA RF DEVICE DATA
MRF658
5
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit,
and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters can and do vary in different
applications. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. Motorola does
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associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part.
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are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
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MRF658
6
◊
*MRF658/D*
MRF658/D
MOTOROLA RF DEVICE
DATA