MOTOROLA MRF314

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by MRF314/D
SEMICONDUCTOR TECHNICAL DATA
The RF Line
. . . designed primarily for wideband large–signal driver and output amplifier
stages in the 30 – 200 MHz frequency range.
• Guaranteed Performance at 150 MHz, 28 Vdc
Output Power = 30 Watts
Minimum Gain = 10 dB
30 W, 30 – 200 MHz
RF POWER
TRANSISTORS
NPN SILICON
• 100% Tested for Load Mismatch at All Phase Angles with 30:1 VSWR
• Gold Metallization System for High Reliability Applications
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Collector–Emitter Voltage
VCEO
35
Vdc
Collector–Base Voltage
VCBO
65
Vdc
Emitter–Base Voltage
VEBO
4.0
Vdc
Collector Current — Continuous
IC
3.4
Adc
Total Device Dissipation @ TC = 25°C (1)
Derate above 25°C
PD
82
0.47
Watts
W/°C
Storage Temperature Range
Tstg
– 65 to +150
°C
CASE 211–07, STYLE 1
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
Symbol
Max
Unit
RθJC
2.13
°C/W
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted.)
Symbol
Min
Typ
Max
Unit
Collector–Emitter Breakdown Voltage
(IC = 30 mAdc, IB = 0)
V(BR)CEO
35
—
—
Vdc
Collector–Emitter Breakdown Voltage
(IC = 30 mAdc, VBE = 0)
V(BR)CES
65
—
—
Vdc
Collector–Base Breakdown Voltage
(IC = 30 mAdc, IE = 0)
V(BR)CBO
65
—
—
Vdc
Emitter–Base Breakdown Voltage
(IE = 3.0 mAdc, IC = 0)
V(BR)EBO
4.0
—
—
Vdc
ICBO
—
—
3.0
mAdc
hFE
20
—
80
—
Characteristic
OFF CHARACTERISTICS
Collector Cutoff Current
(VCB = 30 Vdc, IE = 0)
ON CHARACTERISTICS
DC Current Gain
(IC = 1.5 Adc, VCE = 5.0 Vdc)
NOTE:
(continued)
1. These devices are designed for RF operation. The total device dissipation rating applies only when the devices are operated as RF
amplifiers.
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1994
MRF314
1
ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Cob
—
30
40
pF
Common–Emitter Amplifier Power Gain
(VCC = 28 Vdc, Pout = 30 W, f = 150 MHz)
GPE
10
13.5
—
dB
Collector Efficiency
(VCC = 28 Vdc, Pout = 30 W, f = 150 MHz)
η
50
—
—
%
Load Mismatch
(VCC = 28 Vdc, Pout = 30 W, f = 150 MHz,
VSWR = 30:1 all phase angles)
ψ
DYNAMIC CHARACTERISTICS
Output Capacitance
(VCB = 30 Vdc, IE = 0, f = 1.0 MHz)
FUNCTIONAL TESTS (Figure 1)
No Degradation in Power Output
R2
R1
RFC3
DC + 28 Vdc
C8
C9
C10
RFC2
C7
L1
Z2
C1
RF INPUT
RF OUTPUT
Z1
DUT
C2
C3
RFC1
C4
C1, C7 — 18 pF, 100 mil ATC
C2 — 68 pF, 100 mil ATC
C3, C6 — Johanson #JMC 5501
C4 — 270 pF, 100 mil ATC
C5 — 240 pF, 100 mil ATC
C8, C9 — 100 pF Underwood
C10 — 1.0 µF Tantalum
L1 — 2 Turns, 2.5″ #20 Wire, ID = 0.275″
C6
C5
R1, R2 — 10 Ω, 1.0 W
RFC1 — 15 µH Molded Coil
RFC2 — 2 Turns, 2.5″ #20 Wire, ID = 0.2″
RFC3 — Ferroxcube VK200–19/4B
Z1 — Microstrip, 0.168″ W x 1.6″ L
Z2 — Microstrip, 0.168″ W x 1.2″ L
Board — Glass Teflon εr = 2.55
Figure 1. 150 MHz Test Circuit
MRF314
2
MOTOROLA RF DEVICE DATA
TYPICAL PERFORMANCE CURVES
45
50 MHz
35
200 MHz
f = 30 MHz
25
150 MHz
100 MHz
15
70 MHz
VCC = 28 V
5
0.03
GPE , COMMON EMITTER POWER GAIN (dB)
Pout , OUTPUT POWER (WATTS)
30
0.1
1
50 MHz
25
10
70 MHz
100 MHz
f = 30 MHz
20
150 MHz
15
200 MHz
10
VCC = 13.5 V
5
0.04
0.1
1
6
Pin, INPUT POWER (WATTS)
Pin, INPUT POWER (WATTS)
Figure 2. Output Power versus Input Power
Figure 3. Output Power versus Input Power
24
22
η , EFFICIENCY (%)
Pout , OUTPUT POWER (WATTS)
55
20
18
16
VCC = 28 V
Pout = 30 W
14
70
60
VCC = 28 V
Pout = 30 W
50
12
10
20
40
60
80
100
120
140
160
180
200
220
20
40
60
80
100
120
140
160
180
f, FREQUENCY (MHz)
f, FREQUENCY (MHz)
Figure 4. Power Gain versus Frequency
Figure 5. Efficiency versus Frequency
MOTOROLA RF DEVICE DATA
200
220
MRF314
3
100 0
5.0
50
70
15.0
20.0
5.0
f = 200 MHz
10.0
30
150
Zin
5.0
Pout = 30 W, VCC = 28 V
f
MHz
Zin
OHMS
ZOL*
OHMS
30
50
70
100
150
200
2.4 – j3.4
1.6 – j2.6
0.8 – j0.8
0.7 – j0.5
0.9 + j0.9
1.3 + j1.2
18.0 – j12.1
16.5 – j12.1
15.0 – j11.8
12.9 – j10.8
11.9 – j9.4
11.5 – j8.1
10.0
f = 200 MHz
150
100
ZOL*
70
50
30
15.0
20.0
ZOL* = Conjugate of the optimum loadimpedance into which the device output operates at a given output power, voltage
and frequency.
Figure 6. Series Equivalent Input/Output Impedance
MRF314
4
MOTOROLA RF DEVICE DATA
PACKAGE DIMENSIONS
A
U
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
M
Q
M
1
DIM
A
B
C
D
E
H
J
K
M
Q
R
S
U
4
R
2
S
B
3
D
K
STYLE 1:
PIN 1.
2.
3.
4.
J
H
C
E
INCHES
MIN
MAX
0.960
0.990
0.370
0.390
0.229
0.281
0.215
0.235
0.085
0.105
0.150
0.108
0.004
0.006
0.395
0.405
40 _
50 _
0.113
0.130
0.245
0.255
0.790
0.810
0.720
0.730
MILLIMETERS
MIN
MAX
24.39
25.14
9.40
9.90
5.82
7.13
5.47
5.96
2.16
2.66
3.81
4.57
0.11
0.15
10.04
10.28
40 _
50 _
2.88
3.30
6.23
6.47
20.07
20.57
18.29
18.54
EMITTER
BASE
EMITTER
COLLECTOR
SEATING
PLANE
CASE 211–07
ISSUE N
MOTOROLA RF DEVICE DATA
MRF314
5
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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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MRF314
6
◊
*MRF314/D*
MRF314/D
MOTOROLA RF DEVICE
DATA