MOTOROLA MRF899

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by MRF899/D
SEMICONDUCTOR TECHNICAL DATA
The RF Line
Designed for 26 Volt UHF large–signal, common emitter, Class AB linear
amplifier applications in industrial and commercial FM / AM equipment operating
in the range 800 – 960 MHz.
• Specified 26 Volt, 900 MHz Characteristics
Output Power = 150 Watts (PEP)
Minimum Gain = 8.0 dB @ 900 MHz, Class AB
Minimum Efficiency = 35% @ 900 MHz, 150 Watts (PEP)
Maximum Intermodulation Distortion – 28 dBc @ 150 Watts (PEP)
150 W, 900 MHz
RF POWER
TRANSISTOR
NPN SILICON
• Characterized with Series Equivalent Large–Signal Parameters from 800
to 960 MHz
• Silicon Nitride Passivated
• 100% Tested for Load Mismatch Stress at all Phase Angles with 5:1 VSWR
@ 26 Vdc, and Rated Output Power
• Gold Metallized, Emitter Ballasted for Long Life and Resistance to Metal
Migration
• Circuit board photomaster available upon request by contacting
RF Tactical Marketing in Phoenix, AZ.
CASE 375A–01, STYLE 1
MAXIMUM RATINGS
Rating
Collector–Emitter Voltage
Symbol
Value
Unit
VCEO
28
Vdc
Collector–Emitter Voltage
VCES
60
Vdc
Emitter–Base Voltage
VEBO
4.0
Vdc
Collector–Current — Continuous
IC
25
Adc
Total Device Dissipation @ TC = 25°C
Derate above 25°C
PD
230
1.33
Watts
W/°C
Storage Temperature Range
Tstg
– 65 to + 150
°C
Symbol
Max
Unit
RθJC
0.75
°C/W
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
V(BR)CEO
28
37
—
Vdc
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage (IC = 100 mAdc, IB = 0)
Collector–Emitter Breakdown Voltage (IC = 50 mAdc, VBE = 0)
V(BR)CES
60
85
—
Vdc
Emitter–Base Breakdown Voltage (IE = 10 mAdc, IC = 0)
V(BR)EBO
4.0
4.9
—
Vdc
ICES
—
—
10
mAdc
hFE
30
75
120
—
Cob
—
75
—
Collector Cutoff Current (VCE = 30 Vdc, VBE = 0)
ON CHARACTERISTICS
DC Current Gain (ICE = 1.0 Adc, VCE = 5.0 Vdc)
DYNAMIC CHARACTERISTICS
Output Capacitance (VCB = 26 Vdc, IE = 0, f = 1.0 MHz) (1)
(1) For information only. This part is collector matched.
pF
(continued)
REV 7
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1997
MRF899
1
ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Common–Emitter Amplifier Power Gain
VCC = 26 Vdc, Pout = 150 Watts (PEP), Icq = 300 mA, f1 = 900 MHz,
f2 = 900.1 MHz
Gpe
8.0
9.0
—
dB
Collector Efficiency
VCC = 26 Vdc, Pout = 150 Watts (PEP), Icq = 300 mA, f1 = 900 MHz,
f2 = 900.1 MHz
η
30
40
—
%
3rd Order Intermodulation Distortion
VCC = 26 Vdc, Pout = 150 Watts (PEP), Icq = 300 mA, f1 = 900 MHz,
f2 = 900.1 MHz
IMD
—
– 32
–28
dBc
Output Mismatch Stress
VCC = 26 Vdc, Pout = 150 Watts (PEP), Icq = 300 mA, f1 = 900 MHz,
f2 = 900.1 MHz, VSWR = 5:1 (all phase angles)
ψ
FUNCTIONAL CHARACTERISTICS
No Degradation in Output Power
Before and After Test
VB
VCC
R1b
VBB
C5
COAX 1
R2
C3
TL1
C7
C10
C12
L4
R3
C14
C17
L6
C22
C20
BALUN 2
TL7
B1
TL5
L7
L2
C24
C1
TL3
OUTPUT
INPUT
C9
C2
C16
C19
TL4
D.U.T.
L3
C25
TL6
L9
TL2
L1
B2
TL8
BALUN 1
+
R4
L5
R3
C4
R1a
C6
VBB
+
C21
+
C13
C15
C23
COAX 2
C18
Q1
+
C26
C8
C27
+
C11
L8
VB
VCC
B1, B2 — Ferrite Bead, Ferroxcube #56–590–65–3B
C1, C2, C24, C25 — 43 pF, B Case, ATC Chip Capacitor
C3, C4, C20, C21 — 100 pF, B Case, ATC Chip Capacitor
C5, C6, C12, C13 — 1000 pF, B Case, ATC Chip Capacitor
C7, C8, C14, C15 — 1800 pF, AVX Chip Capacitor
C9 — 9.1 pF, A Case, ATC Chip Capacitor
C10, C11, C17, C18, C22, C23 — 10 µF, Electrolytic Capacitor
Panasonic
C16 — 3.9 pF, B Case, ATC Chip Capacitor
C19 — 0.8 pF, B Case, ATC Chip Capacitor
C26 — 200 µF, Electrolytic Capacitor Mallory Sprague
C27 — 500 µF Electrolytic Capacitor
L1 — 5 Turns 24 AWG IDIA 0.059″ Choke, 19.8 nH
L2, L3, L7, L9 — 4 Turns 20 AWG IDIA 0.163″ Choke
L4, L5, L6, L8 — 12 Turns 22 AWG IDIA 0.140″ Choke
N1, N2 — Type N Flange Mount, Omni Spectra
Q1 — Bias Transistor BD136 PNP
R2, R3, R4, R5 — 4.0 x 39 Ohm 1/8 W Chips in Parallel
R1a, R1b — 56 Ohm 1.0 W
TL1 – TL8 — See Photomaster
Balun1, Balun2, Coax 1, Coax 2 — 2.20″ 50 Ohm 0.088″ o.d.
Balun1, Balun2, Coax 1, Coax 2 — Semi–rigid Coax, Micro Coax
Board — 1/32″ Glass Teflon, εr = 2.55″ Arlon (GX–0300–55–22)
Figure 1. 900 MHz Power Gain Test Circuit
MRF899
2
MOTOROLA RF DEVICE DATA
200
f = 800 MHz
900 MHz
960 MHz
100
75
50
VCC = 26 Vdc
Icq = 300 mA
25
0
0
5
10
15
20
Pin, INPUT POWER (WATTS)
25
24 W
150
18 W
125
12 W
100
75
6W
50
VCC = 26 Vdc
Icq = 300 mA
25
0
30
800
200
Pin = 24 W
Pout , OUTPUT POWER (WATTS)
175
150
16 W
125
100
8W
75
50
f = 900 MHz
Icq = 300 mA
25
0
14
16
18
20
22
24
26
VCC, COLLECTOR VOLTAGE (VOLTS)
28
9
300 mA
7
f = 900 MHz
VCC = 26 V
Icq = 300 mA
6
0.1
1
10
Pout, OUTPUT POWER (WATTS)
100
Figure 6. Power Gain versus Output Power
MOTOROLA RF DEVICE DATA
G pe, POWER GAIN (dB)
G pe, POWER GAIN (dB)
9
600 mA
5
940
960
3rd Order
– 30
5th
– 40
7th
– 50
f1 = 900 MHz
f2 = 900.1 MHz
VCC = 26 Vdc
Icq = 300 mA
– 60
0
25
50
75
100
125
Pout, OUTPUT POWER, WATTS (PEP)
150
175
Figure 5. Intermodulation versus Output Power
900 mA
8
920
10
Icq = 1200 mA
10
860
880
900
f, FREQUENCY (MHz)
– 20
– 70
30
Figure 4. Output Power versus Supply Voltage
11
840
Figure 3. Output Power versus Frequency
IMD, INTERMODULATION DISTORTION (dBc)
Figure 2. Output Power versus Input Power
820
8
50
45
GPE
ηC
40
7
35
6
30
PO = 150 W (PEP)
VCC 26 V
I/P VSWR
lcq = 300 mA
5
840
850
860
870
880
890
f, FREQUENCY (MHz)
25
900
η c , EFFICIENCY (%)
125
Pin = 30 W
175
1.50
2.00
INPUT VSWR
150
Pout , OUTPUT POWER (WATTS)
Pout , OUTPUT POWER (WATTS)
175
1.00
200
Figure 7. Broadband Test Fixture Performance
MRF899
3
f = 800 MHz
850
900
Zin
900
f = 960 MHz
850
960
ZOL*
800
Zo = 10 Ω
f
MHz
Zin
Ohms
ZOL*
Ohms
800
5.51 + j10.6
4.52 + j2.64
850
8.17 + j13.2
4.21 + j2.98
900
11.2 + j13.8
3.68 + j2.97
960
16.8 + j10.1
2.98 + j2.71
NOTE: Zin & ZOL* are given from
NOTE: base–to–base and
NOTE: collector–to–collector
NOTE: respectively
ZOL* = Conjugate of optimum load impedance into
ZOL* = which the device operates at a given output
ZOL* = power, voltage and frequency.
Figure 8. Input and Output Impedances
with Circuit Tuned for Maximum Gain @ PO = 150 W (PEP), VCC = 26 V
MRF899
4
MOTOROLA RF DEVICE DATA
C27
C26
C12 C14
C17
C10
C5
L6
C7
L4
C20
Q1
C3
COAX 1
C22
B2
L7
L2
C16
C1
C9
C2
L1
R4
BALUN 2
R2
L3
B1
C19
C24
C25
L9
C4
C23
C21
R3
BALUN 1
L5
COAX 2
R5
L8
C11 C6 C8
C18 C13 C15
Figure 9. MRF899 Test Fixture Component Layout
MOTOROLA RF DEVICE DATA
MRF899
5
PACKAGE DIMENSIONS
Q
2 PL
G
L
0.25 (0.010)
1
T B
2
5
3
4
D
E
N
F
H
–T–
A
M
DIM
A
B
C
D
E
F
G
H
K
L
N
Q
R
–B–
R
K
M
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
SEATING
PLANE
C
INCHES
MIN
MAX
1.330
1.350
0.375
0.395
0.180
0.205
0.320
0.340
0.060
0.070
0.004
0.006
1.100 BSC
0.082
0.097
0.580
0.620
0.435 BSC
0.845
0.875
0.118
0.130
0.390
0.410
STYLE 1:
PIN 1.
2.
3.
4.
5.
MILLIMETERS
MIN
MAX
33.79
34.29
9.52
10.03
4.57
5.21
8.13
8.64
1.52
1.77
0.11
0.15
27.94 BSC
2.08
2.46
14.73
15.75
11.05 BSC
21.46
22.23
3.00
3.30
9.91
10.41
COLLECTOR
COLLECTOR
BASE
BASE
EMITTER
CASE 375A–01
ISSUE O
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 which may be provided in Motorola
data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and
are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
Mfax is a trademark of Motorola, Inc.
How to reach us:
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Nishi–Gotanda, Shinagawa–ku, Tokyo 141, Japan. 81–3–5487–8488
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INTERNET: http://motorola.com/sps
MRF899
6
◊
MRF899/D
MOTOROLA RF DEVICE
DATA