Document Number: MRF6S18140H
Rev. 0, 9/2006
Freescale Semiconductor
Technical Data
RF Power Field Effect Transistors
N-Channel Enhancement-Mode Lateral MOSFETs
Designed for N-CDMA base station applications with frequencies from 1805
to 1880 MHz. Suitable for TDMA, CDMA and multicarrier amplifier applica-
tions. To be used in Class AB for PCN - PCS/cellular radio and WLL
applications.
MRF6S18140HR3
MRF6S18140HSR3
• Typical 2-Carrier N-CDMA Performance: VDD = 28 Volts, IDQ = 1200 mA,
Pout = 29 Watts Avg., Full Frequency Band, IS-95 CDMA (Pilot, Sync,
Paging, Traffic Codes 8 Through 13) Channel Bandwidth = 1.2288 MHz.
PAR = 9.8 dB @ 0.01% Probability on CCDF.
Power Gain — 16 dB
1805-1880 MHz, 29 W AVG., 28 V
2 x N-CDMA
Drain Efficiency — 27.5%
LATERAL N-CHANNEL
RF POWER MOSFETs
IM3 @ 2.5 MHz Offset — -36 dBc in 1.2288 MHz Bandwidth
ACPR @ 885 kHz Offset — -50.5 dBc in 30 kHz Bandwidth
• Capable of Handling 10:1 VSWR, @ 28 Vdc, 1840 MHz, 140 Watts CW
Output Power
Features
• Characterized with Series Equivalent Large-Signal Impedance Parameters
• Internally Matched for Ease of Use
• Qualified Up to a Maximum of 32 VDD Operation
• Integrated ESD Protection
CASE 465B-03, STYLE 1
NI-880
• Lower Thermal Resistance Package
• Designed for Lower Memory Effects and Wide Instantaneous Bandwidth
MRF6S18140HR3
Applications
• Low Gold Plating Thickness on Leads, 40μ″ Nominal.
• RoHS Compliant
• In Tape and Reel. R3 Suffix = 250 Units per 56 mm, 13 inch Reel.
CASE 465C-02, STYLE 1
NI-880S
MRF6S18140HSR3
Table 1. Maximum Ratings
Rating
Symbol
Value
-0.5, +68
-0.5, +12
- 65 to +150
150
Unit
Vdc
Vdc
°C
Drain-Source Voltage
Gate-Source Voltage
Storage Temperature Range
Case Operating Temperature
V
DSS
V
GS
T
stg
T
°C
C
(1,2)
Operating Junction Temperature
T
225
°C
J
Table 2. Thermal Characteristics
Characteristic
(2,3)
Symbol
Value
Unit
Thermal Resistance, Junction to Case
Case Temperature 80°C, 140 W CW
Case Temperature 73°C, 29 W CW
R
θ
JC
°C/W
0.31
0.35
1. Continuous use at maximum temperature will affect MTTF.
2. MTTF calculator available at http://www.freescale.com/rf. Select Tools/Software/Application Software/Calculators to access the 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., 2006. All rights reserved.
MRF6S18140HR3 MRF6S18140HSR3
RF Device Data
Freescale Semiconductor
1