Freescale Semiconductor Technical Data
Document Number: MRF7S18170H Rev. 0, 10/2006
RF Power Field Effect Transistors
N - Channel Enhancement - Mode Lateral MOSFETs
Designed for CDMA base station applications with frequencies from 1805 to 1880 MHz. Suitable for CDMA and multicarrier amplifier applications. To be used in Class AB and Class C for PCN - PCS/cellular radio and WLL applications. • Typical Single - Carrier W - CDMA Performance: VDD = 28 Volts, IDQ = 1400 mA, Pout = 50 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 — 17.5 dB Drain Efficiency — 31% Device Output Signal PAR — 6.2 dB @ 0.01% Probability on CCDF ACPR @ 5 MHz Offset — - 37 dBc in 3.84 MHz Channel Bandwidth • Capable of Handling 5:1 VSWR, @ 32 Vdc, 1840 MHz, 170 Watts CW Peak Tuned Output Power • Pout @ 1 dB Compression Point w 170 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.
MRF7S18170HR3 MRF7S18170HSR3
1805 - 1880 MHz, 50 W AVG., 28 V SINGLE W - CDMA LATERAL N - CHANNEL RF POWER MOSFETs
CASE 465B - 03, STYLE 1 NI - 880 MRF7S18170HR3
CASE 465C - 02, STYLE 1 NI - 880S MRF7S18170HSR3
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 VDSS VGS VDD Tstg TC TJ
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 84°C, 170 W CW Case Temperature 79°C, 50 W CW Symbol RθJC Value (2,3) 0.27 0.30 Unit °C/W
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.
MRF7S18170HR3 MRF7S18170HSR3 1
RF Device Data Freescale Semiconductor
Table 3. ESD Protection Characteristics
Test Methodology Human Body Model (per JESD22 - A114) Machine Model (per EIA/JESD22 - A115) Charge Device Model (per JESD22 - C101) Class IA (Minimum) B (Minimum) IV (Minimum)
Table 4. Electrical Characteristics (TC = 25°C unless otherwise noted)
Characteristic Off Characteristics Zero Gate Voltage Drain Leakage Current (VDS = 65 Vdc, VGS = 0 Vdc) Zero Gate Voltage Drain Leakage Current (VDS = 28 Vdc, VGS = 0 Vdc) Gate - Source Leakage Current (VGS = 5 Vdc, VDS = 0 Vdc) On Characteristics Gate Threshold Voltage (VDS = 10 Vdc, ID = 372 μAdc) Gate Quiescent Voltage (VDS = 28 Vdc, ID = 1400 mAdc) Fixture Gate Quiescent Voltage (1) (VDS = 28 Vdc, ID = 1400 mAdc, Measured in Functional Test) Drain - Source On - Voltage (VGS = 10 Vdc, ID = 3.72 Adc) Dynamic Characteristics (2) Reverse Transfer Capacitance (VDS = 28 Vdc ± 30 mV(rms)ac @ 1 MHz, VGS = 0 Vdc) Output Capacitance (VDS = 28 Vdc ± 30 mV(rms)ac @ 1 MHz, VGS = 0 Vdc) Crss Coss — — 0.87 703 — — pF pF VGS(th) VGS(Q) VGG(Q) VDS(on) 1.2 — 4 0.1 2 2.7 5.4 0.15 2.7 — 7.6 0.3 Vdc Vdc Vdc Vdc IDSS IDSS IGSS — — — — — — 10 1 1 μAdc μAdc μAdc Symbol Min Typ Max Unit
Functional Tests (In Freescale Test Fixture, 50 ohm system) VDD = 28 Vdc, IDQ = 1400 mA, Pout = 50 W Avg., f = 1807.5 MHz and f = 1877.5 MHz, Single - Carrier W - CDMA, 3GPP Test Model 1, 64 DPCH, 50% Clipping, PAR = 7.5 dB @ 0.01% Probability on CCDF. ACPR measured in 3.84 MHz Channel Bandwidth @ ±5 MHz Offset. Power Gain Drain Efficiency Output Peak - to - Average Ratio @ 0.01% Probability on CCDF MRF7S18170HR3 MRF7S18170HSR3 Adjacent Channel Power Ratio Input Return Loss Gps ηD PAR 5.8 5.7 ACPR IRL — — 6.2 6.2 - 37 - 15 — — - 35 -9 dBc dB 16 29 17.5 31 19 — dB % dB
1. VGG = 2 x VGS(Q). Parameter measured on Freescale Test Fixture, due to resistive divider network on the board. Refer to Test Circuit schematic. 2. Part internally matched both on input and output. (continued)
MRF7S18170HR3 MRF7S18170HSR3 2 RF Device Data Freescale Semiconductor
Table 4. Electrical Characteristics (TC = 25°C unless otherwise noted) (continued)
Characteristic Video Bandwidth (Tone Spacing from 100 kHz to VBW) ΔIMD3 = IMD3 @ VBW frequency - IMD3 @ 100 kHz
