MOTOROLA MRF392

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by MRF392/D
SEMICONDUCTOR TECHNICAL DATA
The RF Line
Designed primarily for wideband large–signal output and driver amplifier
stages in the 30 to 500 MHz frequency range.
• Specified 28 Volt, 400 MHz Characteristics —
Output Power = 125 W
Typical Gain = 10 dB
Efficiency = 55% (Typ)
125 W, 30 to 500 MHz
CONTROLLED “Q”
BROADBAND PUSH–PULL
RF POWER TRANSISTOR
NPN SILICON
• Built–In Input Impedance Matching Networks for Broadband Operation
• Push–Pull Configuration Reduces Even Numbered Harmonics
• Gold Metallization System for High Reliability
• 100% Tested for Load Mismatch
• Circuit board photomaster available upon request by
contacting RF Tactical Marketing in Phoenix, AZ.
2
6
5, 8
1, 4
7
3
CASE 744A–01, STYLE 1
The MRF392 is two transistors in a single package with separate base and collector leads
and emitters common. This arrangement provides the designer with a space saving
device capable of operation in a push–pull configuration.
PUSH–PULL TRANSISTORS
MAXIMUM RATINGS
Symbol
Value
Unit
Collector–Emitter Voltage
Rating
VCEO
30
Vdc
Collector–Base Voltage
VCBO
60
Vdc
Emitter–Base Voltage
VEBO
4.0
Vdc
Collector Current — Continuous
IC
16
Adc
Total Device Dissipation @ TC = 25°C (1)
Derate above 25°C
PD
270
1.54
Watts
W/°C
Storage Temperature Range
Tstg
– 65 to +150
°C
TJ
200
°C
Symbol
Max
Unit
RθJC
0.65
°C/W
Junction Temperature
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
NOTE:
1. This device is designed for RF operation. The total device dissipation rating applies only when the device is operated as an RF push–pull
amplifier.
REV 8
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1997
MRF392
1
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
30
—
—
Vdc
Collector–Emitter Breakdown Voltage (IC = 50 mAdc, VBE = 0)
V(BR)CES
60
—
—
Vdc
Emitter–Base Breakdown Voltage (IE = 5.0 mAdc, IC = 0)
V(BR)EBO
4.0
—
—
Vdc
ICBO
—
—
5.0
mAdc
hFE
40
60
100
—
Cob
—
75
95
pF
Common–Emitter Amplifier Power Gain
(VCC = 28 Vdc, Pout = 125 W, f = 400 MHz)
Gpe
8.0
10
—
dB
Collector Efficiency
(VCC = 28 Vdc, Pout = 125 W, f = 400 MHz)
η
50
55
—
%
Load Mismatch
(VCC = 28 Vdc, Pout = 125 W, f = 400 MHz,
VSWR = 30:1, all phase angles)
ψ
OFF CHARACTERISTICS (1)
Collector Cutoff Current (VCB = 30 Vdc, IE = 0)
ON CHARACTERISTICS (1)
DC Current Gain (IC = 1.0 Adc, VCE = 5.0 Vdc)
DYNAMIC CHARACTERISTICS (1)
Output Capacitance (VCB = 28 Vdc, IE = 0, f = 1.0 MHz)
FUNCTIONAL TESTS (2) — See Figure 1
No Degradation in Output Power
NOTES:
1. Each transistor chip measured separately.
2. Both transistor chips operating in push–pull amplifier.
L5
C11
B1
C12
+
C13
C14
B2
L3
L1
C15
+ 28 V
–
C9
C1
Z1
Z2
C4
C3
Z1
Z2
Z4
Z3
C5
Z5
C6
Z6
C7
C8
Z3
Z4
C2
Z5
Z6
C10
D.U.T.
L2
L4
L6
C16
C1, C2 — 240 pF, 100 Mil Chip Cap (ATC) or Equivalent
C3 — 3.6 pF, 100 Mil Chip Cap (ATC) or Equivalent
C4, C8 — 8.2 pF, 100 Mil Chip Cap (ATC) or Equivalent
C5, C6 — 20 pF, 100 Mil Chip Cap (ATC) or Equivalent
C7 — 18 pF, Mini Unelco or Equivalent
C9, C10 — 270 pF, 100 Mil Chip Cap (ATC) or Equivalent
C11, C12, C16, C17 — 470 pF 100 Mil Chip Cap (ATC) or Equivalent
C13, C18 — 680 pF Feedthru
C14, C19 — 0.1 µF Erie Redcap or Equivalent
C15 — 20 µF, 50 V
L1, L2 — 0.15 µH Molded Choke With Ferrite Bead
L3, L4 — 2–1/2 Turns #20 AWG, 0.200 ID
L5, L6 — 3–1/2 Turns #18 AWG, 0.200 ID
C17
C18
C19
B1 — Balun, 50 Ω Semi–Rigid Coaxial Cable 86 Mil OD, 2″ L
B2 — Balun, 50 Ω Semi–Rigid Coaxial Cable 86 Mil OD, 2″ L
Z1 — Microstrip Line 270 Mil L x 125 Mil W
Z2 — Microstrip Line 375 Mil L x 125 Mil W
Z3 — Microstrip Line 280 Mil L x 125 Mil W
Z4 — Microstrip Line 300 Mil L x 125 Mil W
Z5 — Microstrip Line 350 Mil L x 125 Mil W
Z6 — Microstrip Line 365 Mil L x 125 Mil W
Board Material — 0.0625″ Teflon Fiberglass εr = 2.5 ± 0.05 1 oz. Cu.
Board Material — CLAD, Double Sided
Figure 1. 400 MHz Test Fixture
MRF392
2
MOTOROLA RF DEVICE DATA
80
f = 100 MHz
140
225 MHz
400 MHz
120
Pout , OUTPUT POWER (WATTS)
Pout , OUTPUT POWER (WATTS)
160
500 MHz
100
80
60
40
VCC = 28 V
20
0
0
5
10
15
f = 100 MHz
70
225 MHz
400 MHz
60
50
40
30
20
VCC = 13.5 V
10
0
25
20
0
2
4
6
8
10
12
14
16
Pin, INPUT POWER (WATTS)
Figure 2. Output Power versus Input Power
Figure 3. Output Power versus Input Power
160
Pin = 14 W
140
Pout , OUTPUT POWER (WATTS)
Pout , OUTPUT POWER (WATTS)
20
160
Pin = 10 W
7W
120
100
5W
80
60
40
20
0
10
18
Pin, INPUT POWER (WATTS)
14
16
18
20
22
24
26
120
10 W
100
7W
80
60
40
20
f = 225 MHz
12
140
28
f = 400 MHz
0
10
30
12
14
16
18
20
22
24
26
28
VCC, SUPPLY VOLTAGE (VOLTS)
VCC, SUPPLY VOLTAGE (VOLTS)
Figure 4. Output Power versus Supply Voltage
Figure 5. Output Power versus Supply Voltage
30
Zin & ZOL* are given
from base–to–base and
collector–to–collector respectively.
f = 100 MHz
225
500
CAPACITIVE
REACTANCE
COMPONENT (–jX)
400
500
450
Zin
INDUCTIVE
REACTANCE
COMPONENT (+jX)
450
ZOL*
400
225
VCC = 28 V, Pout = 125 W
f = 100 MHz
Zo = 20 Ω
f
MHz
Zin
OHMS
ZOL*
OHMS
100
225
400
450
500
0.72 + j0.44
0.72 + j2.62
3.88 + j5.72
3.84 + j2.8
1.26 + j3.01
9.0 – j6.0
5.2 – j1.8
3.6 + j0.53
3.2 + j1.2
3.0 + j2.0
ZOL* = Conjugate of the optimum load impedance
ZOL* = into which the device output operates at a
ZOL* = given output power, voltage and frequency.
Figure 6. Series Equivalent Input/Output Impedance
MOTOROLA RF DEVICE DATA
MRF392
3
PACKAGE DIMENSIONS
U
Q
0.76 (0.030)
M
A
M
4 PL
M
B
M
1
2
3
K
4
R
DIM
A
B
C
D
E
F
G
H
J
K
L
M
N
Q
R
U
V
–B–
5
D
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
6
7
K
8
4 PL
F
V
4 PL
2 PL
L
G
–A–
J
STYLE 1:
PIN 1.
2.
3.
4.
5.
6.
7.
8.
N
C
H
E
–T–
MILLIMETERS
MIN
MAX
22.60
23.11
9.52
10.03
6.65
7.16
1.60
1.95
2.94
3.40
2.87
3.22
16.51 BSC
4.01
4.36
0.07
0.15
4.34
4.90
12.45
12.95
45_NOM
1.051
11.02
3.04
3.35
9.90
10.41
1.02
1.27
0.64
0.89
INCHES
MIN
MAX
0.890
0.910
0.375
0.395
0.262
0.282
0.063
0.077
0.116
0.134
0.113
0.127
0.650 BSC
0.158
0.172
0.003
0.006
0.171
0.193
0.490
0.510
45_NOM
0.414
0.434
0.120
0.132
0.390
0.410
0.040
0.050
0.025
0.035
EMITTER (COMMON)
COLLECTOR
COLLECTOR
EMITTER (COMMON)
EMITTER (COMMON)
BASE
BASE
EMITTER (COMMON)
SEATING
PLANE
CASE 744A–01
ISSUE C
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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MRF392
4
◊
*MRF392/D*
MRF392/D
MOTOROLA RF DEVICE
DATA