Freescale Semiconductor
Technical Data
Document Number: MRF7S21080H
Rev. 0, 11/2007
RF Power Field Effect Transistors
N - Channel Enhancement - Mode Lateral MOSFETs
Designed for CDMA base station applications with frequencies from 2110 to
2170 MHz. Suitable for CDMA and multicarrier amplifier applications. To be
used in Class AB and Class C for TD - SCDMA and PCN - PCS/cellular radio
applications.
•
Typical Single - Carrier W - CDMA Performance: V
DD
= 28 Volts, I
DQ
=
800 mA, P
out
= 22 Watts Avg., Full Frequency Band, 3GPP Test Model 1,
64 DPCH with 50% Clipping, Channel Bandwidth = 3.84 MHz, Input Signal
PAR = 7.5 dB @ 0.01% Probability on CCDF.
Power Gain — 18 dB
Drain Efficiency — 32%
Device Output Signal PAR — 6.5 dB @ 0.01% Probability on CCDF
ACPR @ 5 MHz Offset — - 38 dBc in 3.84 MHz Channel Bandwidth
•
Capable of Handling 10:1 VSWR, @ 32 Vdc, 2140 MHz, 80 Watts CW
Peak Tuned Output Power
•
P
out
@ 1 dB Compression Point
w
80 Watts CW
Features
•
100% PAR Tested for Guaranteed Output Power Capability
•
Characterized with Series Equivalent Large - Signal Impedance Parameters
•
Internally Matched for Ease of Use
•
Integrated ESD Protection
•
Greater Negative Gate - Source Voltage Range for Improved Class C
Operation
•
Designed for Digital Predistortion Error Correction Systems
•
RoHS Compliant
•
In Tape and Reel. R3 Suffix = 250 Units per 56 mm, 13 inch Reel.
MRF7S21080HR3
MRF7S21080HSR3
2110 - 2170 MHz, 22 W AVG., 28 V
SINGLE W - CDMA
LATERAL N - CHANNEL
RF POWER MOSFETs
CASE 465- 06, STYLE 1
NI - 780
MRF7S21080HR3
CASE 465A - 06, STYLE 1
NI - 780S
MRF7S21080HSR3
Table 1. Maximum Ratings
Rating
Drain - Source Voltage
Gate - Source Voltage
Operating Voltage
Storage Temperature Range
Case Operating Temperature
Operating Junction Temperature
(1,2)
Symbol
V
DSS
V
GS
V
DD
T
stg
T
C
T
J
Value
- 0.5, +65
- 6.0, +10
32, +0
- 65 to +150
150
225
Unit
Vdc
Vdc
Vdc
°C
°C
°C
Table 2. Thermal Characteristics
Characteristic
Thermal Resistance, Junction to Case
Case Temperature 79°C, 79 W CW
Case Temperature 75°C, 22 W CW
Symbol
R
θJC
Value
(2,3)
0.60
0.65
Unit
°C/W
1. Continuous use at maximum temperature will affect MTTF.
2. MTTF calculator available at http://www.freescale.com/rf. Select Software & Tools/Development Tools/Calculators to access MTTF
calculators by product.
3. Refer to AN1955,
Thermal Measurement Methodology of RF Power Amplifiers.
Go to http://www.freescale.com/rf.
Select Documentation/Application Notes - AN1955.
©
Freescale Semiconductor, Inc., 2007. All rights reserved.
MRF7S21080HR3 MRF7S21080HSR3
1
RF Device Data
Freescale Semiconductor
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