MOTOROLA MRF9085

MOTOROLA
Freescale Semiconductor, Inc.
Order this document
by MRF9085/D
SEMICONDUCTOR TECHNICAL DATA
The RF Sub - Micron MOSFET Line
MRF9085LR3
MRF9085LSR3
RF Power Field Effect Transistors
Freescale Semiconductor, Inc...
N - Channel Enhancement - Mode Lateral MOSFETs
Designed for broadband commercial and industrial applications with
frequencies from 865 to 895 MHz. The high gain and broadband performance
of these devices make them ideal for large - signal, common - source amplifier
applications in 26 volt base station equipment.
• Typical CDMA Performance @ 880 MHz, 26 Volts, IDQ = 700 mA
IS - 97 CDMA Pilot, Sync, Paging, Traffic Codes 8 Through 13
Output Power — 20 Watts
Power Gain — 17.9 dB
Efficiency — 28%
Adjacent Channel Power —
750 kHz: - 45.0 dBc @ 30 kHz BW
1.98 MHz: - 60.0 dBc @ 30 kHz BW
• Internally Matched, Controlled Q, for Ease of Use
• High Gain, High Efficiency and High Linearity
• Integrated ESD Protection
• Designed for Maximum Gain and Insertion Phase Flatness
• Capable of Handling 10:1 VSWR, @ 26 Vdc, 880 MHz, 90 Watts CW
Output Power
• Excellent Thermal Stability
• Characterized with Series Equivalent Large - Signal Impedance Parameters
• Low Gold Plating Thickness on Leads, 40µ″ Nominal.
• In Tape and Reel. R3 Suffix = 250 Units per 56 mm, 13 inch Reel.
880 MHz, 90 W, 26 V
LATERAL N - CHANNEL
RF POWER MOSFETs
CASE 465 - 06, STYLE 1
NI - 780
MRF9085LR3
CASE 465A - 06, STYLE 1
NI - 780S
MRF9085LSR3
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Drain - Source Voltage
VDSS
65
Vdc
Gate - Source Voltage
VGS
- 0.5, +15
Vdc
Total Device Dissipation @ TC = 25°C
Derate above 25°C
PD
250
1.43
Watts
W/°C
Storage Temperature Range
Tstg
- 65 to +150
°C
Operating Junction Temperature
TJ
200
°C
Symbol
Value (1)
Unit
RθJC
0.7
°C/W
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
(1) MTTF calculator available at http://www.motorola.com/semiconductors/rf . Select Tools/Software/Application Software/Calculators to
access the MTTF calculators by product.
NOTE - CAUTION - MOS devices are susceptible to damage from electrostatic charge. Reasonable precautions in handling and
packaging MOS devices should be observed.
REV 9
MOTOROLA
RF DEVICE DATA
 Motorola,
Inc. 2004
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MRF9085LR3 MRF9085LSR3
1
Freescale Semiconductor, Inc.
ESD PROTECTION CHARACTERISTICS
Test Conditions
Class
Human Body Model
1 (Minimum)
Machine Model
MRF9085LR3
MRF9085LSR3
M2 (Minimum)
M1 (Minimum)
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
Zero Gate Voltage Drain Leakage Current
(VDS = 65 Vdc, VGS = 0 Vdc)
IDSS
—
—
10
µAdc
Zero Gate Voltage Drain Leakage Current
(VDS = 26 Vdc, VGS = 0 Vdc)
IDSS
—
—
1
µAdc
Gate - Source Leakage Current
(VGS = 5 Vdc, VDS = 0 Vdc)
IGSS
—
—
1
µAdc
Gate Threshold Voltage
(VDS = 10 Vdc, ID = 300 µAdc)
VGS(th)
2.0
—
4.0
Vdc
Gate Quiescent Voltage
(VDS = 26 Vdc, ID = 700 mAdc)
VGS(Q)
—
3.7
—
Vdc
Drain - Source On - Voltage
(VGS = 10 Vdc, ID = 2 Adc)
VDS(on)
—
0.19
0.4
Vdc
Forward Transconductance
(VDS = 10 Vdc, ID = 6 Adc)
gfs
—
8.0
—
S
Output Capacitance
(VDS = 26 Vdc ± 30 mV(rms)ac @ 1 MHz, VGS = 0 Vdc)
Coss
—
73
—
pF
Reverse Transfer Capacitance
(VDS = 26 Vdc ± 30 mV(rms)ac @ 1 MHz, VGS = 0 Vdc)
Crss
—
2.9
—
pF
Freescale Semiconductor, Inc...
OFF CHARACTERISTICS
ON CHARACTERISTICS
DYNAMIC CHARACTERISTICS (1)
(1) Part is internally input matched.
MRF9085LR3 MRF9085LSR3
2
(continued)
MOTOROLA RF DEVICE DATA
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ELECTRICAL CHARACTERISTICS - continued (TC = 25°C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
Two - Tone Common - Source Amplifier Power Gain
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 880.0 MHz, f2 = 880.1 MHz)
Gps
17
17.9
—
dB
Two - Tone Drain Efficiency
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 880.0 MHz, f2 = 880.1 MHz)
η
36
40
—
%
3rd Order Intermodulation Distortion
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 880.0 MHz, f2 = 880.1 MHz)
IMD
—
- 31
- 28
dBc
Input Return Loss
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 880.0 MHz, f2 = 880.1 MHz)
IRL
—
- 21
-9
dB
Two - Tone Common - Source Amplifier Power Gain
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 865.0 MHz, f2 = 865.1 MHz)
Gps
—
17.9
—
dB
Two - Tone Drain Efficiency
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 865.0 MHz, f2 = 865.1 MHz)
η
—
40.0
—
%
3rd Order Intermodulation Distortion
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 865.0 MHz, f2 = 865.1 MHz)
IMD
—
- 31
—
dBc
Input Return Loss
(VDD = 26 Vdc, Pout = 90 W PEP, IDQ = 700 mA,
f1 = 865.0 MHz, f2 = 865.1 MHz)
IRL
—
- 16
—
dB
Power Output, 1 dB Compression Point, CW
(VDD = 26 Vdc, IDQ = 700 mA,
f1 = 880.0 MHz)
P1dB
—
105
—
W
Common - Source Amplifier Power Gain
(VDD = 26 Vdc, Pout = 90 W CW, IDQ = 700 mA,
f1 = 880.0 MHz)
Gps
—
17.5
—
dB
Drain Efficiency
(VDD = 26 Vdc, Pout = 90 W CW, IDQ = 700 mA,
f1 = 880.0 MHz)
η
—
51
—
%
Output Mismatch Stress
(VDD = 26 Vdc, Pout = 90 W CW, IDQ = 700 mA,
f = 880.0 MHz, VSWR = 10:1, All Phase Angles at Frequency of Tests)
Ψ
Freescale Semiconductor, Inc...
FUNCTIONAL TESTS (In Motorola Test Fixture, 50 ohm system)
Power Output, 1 dB Compression Point, CW (1)
(VDD = 26 Vdc, IDQ = 700 mA,
f1 = 960 MHz)
P1dB
No Degradation In Output Power
—
105
—
W
(1) These values are derived from a 960 MHz optimized test fixture. Values are not applicable to Figures 1 and 2.
MOTOROLA RF DEVICE DATA
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MRF9085LR3 MRF9085LSR3
3
Freescale Semiconductor, Inc.
VGG
+
B1
B2
B3
VDD
+
+
C7
C8
C9
C16
L1
+
+
+
C17
C18
C19
L2
C11
RF
INPUT
Z11
C6
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
Z17 Z18
Z19
C13
C15
C14
Z20
DUT
C5
Short Ferrite Beads, Surface Mount
47 pF Chip Capacitors, B Case , ATC
5.6 pF Chip Capacitor, B Case, ATC
0.8 - 8.0 Variable Capacitors, Gigatrim
8.2 pF Chip Capacitors, B Case, ATC
10 mF, 35 V Tantalum Surface Mount Capacitors, Kemet
20 K pF Chip Capacitor, B Case, ATC
16 pF Chip Capacitors, B Case, ATC
0.6 - 4.5 Variable Capacitor, Gigatrim
7.15 nH Inductor, Coilcraft
17.5 nH Inductor, Coilcraft
N - Type Panel Mount, Stripline, M/A - Com
5 Mil BeCu Shim (0.225 x 0.525)
0.219″ x 0.080″ Microstrip
0.150″ x 0.080″ Microstrip
0.851″ x 0.080″ Microstrip
0.125″ x 0.220″ Microstrip
0.123″ x 0.220″ Microstrip
Z6
Z7
Z8
Z9
Z10
Z11
Z12
Z13
Z14
Z15
Z16
Z17
Z18
Z19
Z20
PCB
0.076″ x 0.220″ Microstrip
0.261″ x 0.220″ Microstrip
0.220″ x 0.630″ x 0.200″ Taper
0.240″ x 0.630″ Microstrip
0.060″ x 0.630″ Microstrip
0.067″ x 0.630″ Microstrip
0.233″ x 0.630″ Microstrip
0.630″ x 0.220″ x 0.200″ Taper
0.200″ x 0.220″ Microstrip
0.055″ x 0.220″ Microstrip
0.088″ x 0.220″ Microstrip
0.226″ x 0.220″ Microstrip
0.868″ x 0.080″ Microstrip
0.129″ x 0.080″ Microstrip
0.223″ x 0.080″ Microstrip
Arlon GX - 0300 - 55 - 22, 30 mils
εr = 2.55
Figure 1. 865 - 895 MHz Broadband Test Circuit Schematic
C7
VGG
B1
B3
C8
B2
C6
C11
C3
C4
C16
C5
WB2
L2
CUTOUT
L1
V DD
C19
C17
C18
C9
C1
WB1
Freescale Semiconductor, Inc...
C3
Z16
C12
C10
C4
Z15
Z10
C1
B1, B2, B3
C1, C9, C15, C16
C3
C4, C13
C5, C6, C12
C7, C17, C18, C19
C8
C10, C11
C14
L1
L2
N1, N2
WB1, WB2
Z1
Z2
Z3
Z4
Z5
Z12 Z13 Z14
RF
OUTPUT
C15
C12
C14
C10
C13
MRF9085
Figure 2. 865 - 895 MHz Broadband Test Circuit Component Layout
MRF9085LR3 MRF9085LSR3
4
MOTOROLA RF DEVICE DATA
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Freescale Semiconductor, Inc.
18
Gps
17
h
45
40
VDD = 26 Vdc
Pout = 90 W (PEP)
IDQ = 700 mA
Two−Tone, 100 kHz Tone Spacing
16
15
35
−28
−30
14
13
12
IMD
−32
−34
VSWR
11
865
870
875
880
885
f, FREQUENCY (MHz)
890
895
900
−36
1.75
1.50
1.25
1.00
40
G ps , POWER GAIN (dB)
17
20
15
h
0
13
VDD = 26 Vdc
IDQ = 700 mA
f1 = 880.0 MHz
f2 = 880.1 MHz
11
9
7
−20
−40
IMD
−60
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
−10
−20
−40
7th Order
−50
−60
−70
60
19
50
17
16
40
15
30
VDD = 26 Vdc
IDQ = 700 mA
f = 880 MHz
Single Tone
14
h
13
12
1
10
100
Pout, OUTPUT POWER (WATTS) CW AVG.
Figure 6. Power Gain, Efficiency versus Output
Power
MOTOROLA RF DEVICE DATA
20
Gps, POWER GAIN (dB)
17
5th Order
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 5. Intermodulation Distortion Products
versus Output Power
h , DRAIN EFFICIENCY (%)
Gps
3rd Order
−30
Figure 4. Power Gain, Efficiency, IMD versus
Output Power
18
VDD = 26 Vdc
IDQ = 700 mA
f1 = 800.0 MHz
f2 = 800.1 MHz
40
Gps
20
h
VDD = 26 Vdc
IDQ = 700 mA
f = 880 MHz
15
0
−20
13
−40
11
750 kHz
10
9
0
7
−60
1.98 MHz
−80
1
h, DRAIN EFFICIENCY (%) & ACPR (dB)
Gps
IMD, INTERMODULATION DISTORTION (dBc)
60
19
h , DRAIN EFFICIENCY (%)
IMD, INTERMODULATION DISTORTION (dBc)
Figure 3. Class AB Broadband Circuit Performance
Gps, POWER GAIN (dB)
Freescale Semiconductor, Inc...
860
2.00
VSWR
50
IMD, INTERMODULATION
DISTORTION (dBc)
G ps , POWER GAIN (dB)
19
h , DRAIN
EFFICIENCY (%)
TYPICAL CHARACTERISTICS
10
Pout, OUTPUT POWER (WATTS) AVG.
Figure 7. Power Gain, Efficiency, ACPR versus
Output Power
For More Information On This Product,
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MRF9085LR3 MRF9085LSR3
5
Freescale Semiconductor, Inc.
Zload
f = 865 MHz
f = 895 MHz
Zo = 2 Ω
Zsource
Freescale Semiconductor, Inc...
f = 895 MHz
f = 865 MHz
VDD = 26 V, IDQ = 700 mA, Pout = 90 W PEP
f
MHz
Zsource
Ω
Zload
Ω
865
1.35 - j1.92
1.26 - j0.15
880
1.33 - j1.66
1.26 - j0.10
895
1.28 - j1.30
1.21 - j0.20
Zsource = Test circuit impedance as measured from
gate to ground.
Zload
Note:
= Test circuit impedance as measured
from drain to ground.
Zload was chosen based on tradeoffs between gain, output
power, drain efficiency and intermodulation distortion.
Output
Matching
Network
Device
Under Test
Input
Matching
Network
Z
source
Z
load
Figure 8. Series Equivalent Input and Output Impedance
MRF9085LR3 MRF9085LSR3
6
MOTOROLA RF DEVICE DATA
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Freescale Semiconductor, Inc.
PACKAGE DIMENSIONS
B
G
Q
bbb
2X
1
M
T A
M
B
M
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M−1994.
2. CONTROLLING DIMENSION: INCH.
3. DELETED
4. DIMENSION H IS MEASURED 0.030 (0.762) AWAY
FROM PACKAGE BODY.
3
B
K
2
(FLANGE)
D
bbb
M
T A
B
M
M
M
bbb
N
Freescale Semiconductor, Inc...
R
(INSULATOR)
T A
M
B
M
M
ccc
M
T A
M
S
(LID)
ccc
H
T A
M
B
M
M
aaa
M
T A
M
(LID)
B
M
(INSULATOR)
B
M
C
F
E
A
T
A
SEATING
PLANE
DIM
A
B
C
D
E
F
G
H
K
M
N
Q
R
S
aaa
bbb
ccc
INCHES
MIN
MAX
1.335
1.345
0.380
0.390
0.125
0.170
0.495
0.505
0.035
0.045
0.003
0.006
1.100 BSC
0.057
0.067
0.170
0.210
0.774
0.786
0.772
0.788
.118
.138
0.365
0.375
0.365
0.375
0.005 REF
0.010 REF
0.015 REF
MILLIMETERS
MIN
MAX
33.91
34.16
9.65
9.91
3.18
4.32
12.57
12.83
0.89
1.14
0.08
0.15
27.94 BSC
1.45
1.70
4.32
5.33
19.66
19.96
19.60
20.00
3.00
3.51
9.27
9.53
9.27
9.52
0.127 REF
0.254 REF
0.381 REF
STYLE 1:
PIN 1. DRAIN
2. GATE
3. SOURCE
(FLANGE)
CASE 465 - 06
ISSUE F
NI - 780
MRF9085LR3
4X U
(FLANGE)
4X Z
(LID)
B
1
K
2X
2
B
(FLANGE)
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M−1994.
2. CONTROLLING DIMENSION: INCH.
3. DELETED
4. DIMENSION H IS MEASURED 0.030 (0.762) AWAY
FROM PACKAGE BODY.
D
bbb
M
T A
M
B
M
N
ccc
M
R
(LID)
M
T A
M
B
M
ccc
M
T A
S
(INSULATOR)
bbb
M
T A
M
M
B
M
aaa
M
T A
M
(LID)
B
M
(INSULATOR)
B
M
H
C
3
E
A
A
(FLANGE)
MOTOROLA RF DEVICE DATA
F
T
SEATING
PLANE
CASE 465A - 06
ISSUE F
NI - 780S
MRF9085LSR3
For More Information On This Product,
Go to: www.freescale.com
DIM
A
B
C
D
E
F
H
K
M
N
R
S
U
Z
aaa
bbb
ccc
INCHES
MIN
MAX
0.805
0.815
0.380
0.390
0.125
0.170
0.495
0.505
0.035
0.045
0.003
0.006
0.057
0.067
0.170
0.210
0.774
0.786
0.772
0.788
0.365
0.375
0.365
0.375
−−− 0.040
−−− 0.030
0.005 REF
0.010 REF
0.015 REF
MILLIMETERS
MIN
MAX
20.45
20.70
9.65
9.91
3.18
4.32
12.57
12.83
0.89
1.14
0.08
0.15
1.45
1.70
4.32
5.33
19.61
20.02
19.61
20.02
9.27
9.53
9.27
9.52
−−−
1.02
−−−
0.76
0.127 REF
0.254 REF
0.381 REF
STYLE 1:
PIN 1. DRAIN
2. GATE
5. SOURCE
MRF9085LR3 MRF9085LSR3
7
Freescale Semiconductor, Inc...
Freescale Semiconductor, Inc.
Information in this document is provided solely to enable system and software implementers to use Motorola products. There are no express or implied copyright
licenses granted hereunder to design or fabricate any integrated circuits or integrated circuits based on the information in this document.
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 that 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
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MOTOROLA and the Stylized M Logo are registered in the US Patent and Trademark Office. All other product or service names are the property of their respective
owners. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
E Motorola Inc. 2004
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81-3-3440-3569
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2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong
852-26668334
HOME PAGE: http://motorola.com/semiconductors
MRF9085LR3 MRF9085LSR3
8
◊
MRF9085/D
MOTOROLA RF DEVICE DATA
For More Information On This Product,
Go to: www.freescale.com