MOTOROLA MRF158

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by MRF158/D
SEMICONDUCTOR TECHNICAL DATA
The RF TMOS Line
N–Channel Enhancement Mode
Designed for wideband large–signal amplifier and oscillator applications to
500 MHz.
• Guaranteed 28 Volt, 400 MHz Performance
Output Power = 2.0 Watts
Minimum Gain = 16 dB
Efficiency = 55% (Typical)
2.0 W, to 500 MHz
TMOS
BROADBAND
RF POWER FET
• Grounded Source Package for High Gain and Excellent Heat
Dissipation (MRF158R)
• Facilitates Manual Gain Control, ALC and Modulation
Techniques
• 100% Tested for Load Mismatch at All Phase Angles with
30:1 VSWR
• Excellent Thermal Stability, Ideally Suited for Class A
Operation
• Circuit board photomaster available upon request by
contacting RF Tactical Marketing in Phoenix, AZ.
D
G
CASE 305A–01, STYLE 2
S
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Drain–Source Voltage
VDSS
65
Vdc
Drain–Gate Voltage (RGS = 1.0 MΩ)
VDGR
65
Vdc
VGS
±40
Vdc
Drain Current — Continuous
ID
0.5
Adc
Total Device Dissipation @ TC = 25°C
Derate above 25°C
PD
8.0
45
Watts
mW/°C
Storage Temperature Range
Tstg
– 65 to +150
°C
TJ
200
°C
Symbol
Max
Unit
RθJC
13.2
°C/W
Gate–Source Voltage
Operating Junction Temperature
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
NOTE — CAUTION — MOS devices are susceptible to damage from electrostatic charge. Reasonable precautions in handling and
packaging MOS devices should be observed.
REV 6
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1994
MRF158
1
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
V(BR)DSS
65
—
—
Vdc
Zero Gate Voltage Drain Current (VDS = 28 V, VGS = 0)
IDSS
—
—
0.5
mAdc
Gate–Source Leakage Current (VGS = 40 V, VDS = 0)
IGSS
—
—
1.0
µAdc
VGS(th)
1.0
4.0
6.0
Vdc
gfs
50
85
—
mmhos
Input Capacitance (VDS = 28 V, VGS = 0, f = 1.0 MHz)
Ciss
—
3.0
—
pF
Output Capacitance (VDS = 28 V, VGS = 0, f = 1.0 MHz)
Coss
—
4.2
—
pF
Reverse Transfer Capacitance (VDS = 28 V, VGS = 0, f = 1.0 MHz)
Crss
—
0.45
—
pF
Common Source Power Gain
(VDD = 28 Vdc, Pout = 2.0 W, f = 400 MHz, IDQ = 100 mA)
Gps
16
20
—
dB
Drain Efficiency (Figure 1)
(VDD = 28 Vdc, Pout = 2.0 W, f = 400 MHz, IDQ = 100 mA)
η
45
55
—
%
Electrical Ruggedness (Figure 1)
(VDD = 28 Vdc, Pout = 2.0 W, f = 400 MHz, IDQ = 100 mA,
VSWR 30:1 at all Phase Angles)
ψ
OFF CHARACTERISTICS
Drain–Source Breakdown Voltage (VGS = 0, ID = 5.0 mA)
ON CHARACTERISTICS
Gate Threshold Voltage (ID = 10 mA, VDS = 10 V)
Forward Transconductance (VDS = 10 V, ID = 100 mA)
DYNAMIC CHARACTERISTICS
FUNCTIONAL CHARACTERISTICS (Figure 1)
No Degradation in Output Power
Series Equivalent Input Impedance
(VDD = 28 V, Pout = 2.0 W, f = 400 MHz, IDQ = 100 mA)
Zin
—
8.8 – j27.37
—
Ohms
Series Equivalent Output Impedance
(VDD = 28 V, Pout = 2.0 W, f = 400 MHz, IDQ = 100 mA)
Zout
—
16.96 – j62
—
Ohms
MRF158
2
MOTOROLA RF DEVICE DATA
D1
C10
R4
RFC1
C11
R3
C8
VDD 28 V
+
+
C9
C12
VDC
–
RFC2
R2
C7
RF INPUT Z1
C2
Z5
R1
Z6
L2
Z2
Z3
C3
L3
C4
L1
RF OUTPUT
Z8
Z7
C6
C5
Z4
C1
D.U.T.
C1, C4, C5 — Johanson Trimmer Capacitor, 2 – 20 pF
C2, C6 — 270 pF Chip Capacitor
C3 — Arco 404
C7, C8, C9 — 0.1 µF
C10, C11 — 680 pF Feed Through
C12 — 50 µF, 50 V
0.245″
D1 — 1N5925A Motorola Zener
L1 — #18 AWG, Hairpin 0.825″ long, bend
into hairpin
L2 — #18 AWG, Hairpin 0.875″ long, bend
into hairpin
0.240″
L3 — #18 AWG, Hairpin 0.965″ long, bend
into hairpin
L1
0.330″
0.390″
L2
Board Material — 0.062″, Teflon Fiberglass, 2 oz.,
Copper clad both sides, ∈r = 2.55
R1 — 91 Ω 1/2 Watt
R2 — 10 kΩ 1/2 Watt
R3 — 10 kΩ, 10 Turns Bourns
R4 — 1.8 k 1.4 Watt
RFC1 — Ferroxcube VK200–19/4B
RFC2 — 10 Turns #20 AWG Enameled, 0.250″ ID
Z1 — Microstrip Line 0.150″ wide, 0.420″ long
Z2 — Microstrip Line 0.150″ wide, 0.420″ long
Z3 — Microstrip Line 0.150″ wide, 0.475″ long
Z4 — Microstrip Line 0.150″ wide, 0.825″ long
Z5 — Microstrip Line 0.150″ wide, 0.750″ long
Z6 — Microstrip Line 0.150″ wide, 0.500″ long
Z7 — Microstrip Line 0.150″ wide, 0.500″ long
Z8 — Microstrip Line 0.150″ wide, 0.450″ long
0.235″
0.475″
L3
Figure 1. 400 MHz Test Circuit
MOTOROLA RF DEVICE DATA
MRF158
3
TYPICAL CHARACTERISTICS
1
5
Coss
2
Ciss
ID , DRAIN CURRENT (AMPS)
C, CAPACITANCE (pF)
10
0.1
1
Crss
0.5
VGS = 0 V
f = 1 MHz
0.2
0.1
0.01
0
5
10
15
20
VDS,DRAIN–SOURCE VOLTAGE (VOLTS)
25
1
Figure 2. Capacitance versus Drain–Source Voltage
Figure 3. DC Safe Operating Area
3.2
2.8
f = 400 MHz
Pout , OUTPUT POWER (WATTS)
Pout , OUTPUT POWER (WATTS)
3.2
2.4
500 MHz
2
1.6
1.2
VDS = 28 V
IDQ = 100 mA
0.8
0.4
0
100
10
VDS, DRAIN–SOURCE VOLTAGE (VOLTS)
20
40
60
Pin, INPUT POWER (mW)
80
100
Pin = 80 mW
2.8
2.4
50 mW
2
1.6
20 mW
1.2
f = 400 MHz
IDQ = 100 mA
0.8
0.4
0
10
12
Figure 4. Output Power versus Input Power
14
18
22
26
16
20
24
VDS, DRAIN–SOURCE VOLTAGE (VOLTS))
28
30
Figure 5. Output Power versus Voltage
Table 1. Typical Common Emitter S–Parameters
S11
S21
S12
S22
VDS
(Volts)
ID
(mA)
f
(MHz)
|S11|
∠φ
|S21|
∠φ
|S12|
∠φ
|S22|
∠φ
28
100
5
10
30
50
100
200
300
400
500
600
700
800
900
1000
1.00
1.00
1.00
1.00
0.98
0.93
0.88
0.83
0.79
0.75
0.73
0.72
0.71
0.71
– 2.0
– 2.0
– 7.0
–11
– 21
– 41
– 58
– 75
– 87
– 99
–110
–120
–130
–139
3.84
3.81
3.74
3.72
3.62
3.28
2.88
2.57
2.24
1.94
1.72
1.52
1.35
1.18
–179
179
174
170
159
137
120
104
91
78
68
58
48
40
0.003
0.004
0.011
0.018
0.034
0.061
0.077
0.088
0.090
0.084
0.077
0.067
0.055
0.043
73
83
81
78
70
52
39
27
17
8.0
2.0
– 3.0
– 6.0
– 4.0
0.97
0.97
0.97
0.96
0.95
0.90
0.86
0.81
0.78
0.75
0.75
0.75
0.74
0.73
– 2.0
– 2.0
– 6.0
– 9.0
–19
– 35
– 50
– 63
– 74
– 84
– 93
– 99
–108
–114
MRF158
4
MOTOROLA RF DEVICE DATA
PACKAGE DIMENSIONS
M
D
K
DIM
A
C
D
F
H
J
K
M
4
1
3
2
F
J
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
STYLE 2:
PIN 1.
2.
3.
4.
A
C
INCHES
MIN
MAX
0.200
0.220
0.095
0.130
0.055
0.065
0.025
0.035
0.040
0.050
0.003
0.007
0.435
–––
45 _REF
MILLIMETERS
MIN
MAX
5.08
5.59
2.41
3.30
1.40
1.65
0.64
0.89
1.02
1.27
0.08
0.18
11.05
–––
45 _REF
SOURCE
GATE
SOURCE
DRAIN
H
CASE 305A–01
ISSUE A
MOTOROLA RF DEVICE DATA
MRF158
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
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.
How to reach us:
USA / EUROPE: Motorola Literature Distribution;
P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447
JAPAN: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, Toshikatsu Otsuki,
6F Seibu–Butsuryu–Center, 3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 03–3521–8315
MFAX: [email protected] – TOUCHTONE (602) 244–6609
INTERNET: http://Design–NET.com
HONG KONG: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park,
51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298
MRF158
6
◊
*MRF158/D*
MRF158/D
MOTOROLA RF DEVICE
DATA