Designed for broadband commercial and industrial applications with
frequencies up to 1000 MHz. The high gain and broadband performance of
these devices make them ideal for large- signal, common- source amplifier
applications in 28 volt base station equipment.
N-CDMA Application
• Typical Single-Carrier N -CDMA Performance: V
950 mA, P
CDMA (Pilot, Sync, Paging, Traffic Codes 8 Through 13) Channel
= 27 Watt Avg., Full Frequency Band (865 - 895 MHz), IS- 95
out
= 28 Volts, IDQ =
DD
Bandwidth = 1.2288 MHz. PAR = 9.8 dB @ 0.01% Probability on CCDF.
Power Gain — 20.2 dB
Drain Efficiency — 31%
ACPR @ 750 kHz Offset = - 47.1 dBc @ 30 kHz Bandwidth
GSM EDGE Application
• Typical GSM EDGE Performance: V
P
= 60 Watts Avg., Full Frequency Band (865- 895 MHz or
• Characterized with Series Equivalent Large - Signal Impedance Parameters
• Internally Matched for Ease of Use
• Qualified Up to a Maximum of 32 V
Operation
DD
• Integrated ESD Protection
• N Suffix Indicates Lead- Free Terminations
• 200°C Capable Plastic Package
• In Tape and Reel. R1 Suffix = 500 Units per 44 mm, 13 inch Reel.
MRF6S9125NR1
MRF6S9125NBR1
MRF6S9125MR1
MRF6S9125MBR1
880 MHz, 27 W AVG., 28 V
SINGLE N- CDMA
LATERAL N - CHANNEL
RF POWER MOSFETs
CASE 1486-03, STYLE 1
TO-270 WB - 4
PLASTIC
MRF6S9125NR1(MR1)
CASE 1484-02, STYLE 1
TO-272 WB - 4
PLASTIC
MRF6S9125NBR1(MBR1)
Table 1. Maximum Ratings
RatingSymbolValueUnit
Drain-Source VoltageV
Gate- Source VoltageV
Total Device Dissipation @ TC = 25°C
Derate above 25°C
Storage Temperature RangeT
Operating Junction TemperatureT
NOTE - CAUTION - MOS devices are susceptible to damage from electrostatic charge. Reasonable precautions in handling and
packaging MOS devices should be observed.
Freescale Semiconductor, Inc., 2005. All rights reserved.
Functional Tests (In Freescale Test Fixture, 50 ohm system) VDD = 28 Vdc, IDQ = 950 mA, P
Power GainG
Drain Efficiencyη
Adjacent Channel Power RatioACPR—- 47.1-45dBc
Input Return LossIRL—-16-9dB
1. MTTF calculator available at http://www.freescale.com/rf. Select Tools/Software/Application Software/Calculators to access
the MTTF calculators by product.
2. Refer to AN1955, Thermal Measurement Methodology of RF Power Amplifiers. Go to http://www.freescale.com/rf.
Select Documentation/Application Notes - AN1955.
Z1, Z170.200″ x 0.080″ Microstrip
Z21.060″ x 0.080″ Microstrip
Z30.382″ x 0.220″ Microstrip
Z40.108″ x 0.220″ Microstrip
Z50.200″ x 0.420″ x 0.620″ Taper
Z60.028″ x 0.620″ Microstrip
Z70.236″ x 0.620″ Microstrip
Z80.050″ x 0.620″ Microstrip
Z90.238″ x 0.620″ Microstrip
Z100.057″ x 0.620″ Microstrip
Z110.119″ x 0.620″ Microstrip
Z120.450″ x 0.220″ Microstrip
Z130.061″ x 0.220″ Microstrip
Z140.078″ x 0.220″ Microstrip
Z150.692″ x 0.080″ Microstrip
Z160.368″ x 0.080″ Microstrip
PCBArlon GX - 0300 -55-22, 0.030″, εr = 2.55
Figure 1. MRF6S9125NR1(NBR1)/MR1(MBR1) Test Circuit Schematic
Table 6. MRF6S9125NR1(NBR1)/MR1(MBR1) Test Circuit Component Designations and Values
This above graph displays calculated MTTF in hours x ampere
2
drain current. Life tests at elevated temperatures have correlated to
better than ±10% of the theoretical prediction for metal failure. Divide
MTTF factor by I
2
for MTTF in a particular application.
D
Figure 13. MTTF Factor versus Junction Temperature
2. INTERPRET DIMENSIONS AND TOLERANCES
PER ASME Y14.5M− 1994.
3. DATUM PLANE −H− IS LOCATED AT THE TOP OF
LEAD AND IS COINCIDENT WITH THE LEAD
WHERE THE LEAD EXITS THE PLASTIC BODY AT
THE TOP OF THE PARTING LINE.
4. DIMENSIONS “D" AND “E1" DO NOT INCLUDE
MOLD PROTRUSION. ALLOWABLE PROTRUSION
IS .006 PER SIDE. DIMENSIONS “D" AND “E1" DO
INCLUDE MOLD MISMATCH AND ARE DETER−
MINED AT DATUM PLANE −H− .
5. DIMENSION “b1" DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE .005 TOTAL IN EXCESS
OF THE “b1" DIMENSION AT MAXIMUM MATERIAL
CONDITION.
6. DATUMS −A− AND −B − TO BE DETERMINED AT
DATUM PLANE −H −.
7. DIMENSION A2 APPLIES WITHIN ZONE “J" ONLY.
8. HATCHING REPRESENTS THE EXPOSED AREA
OF THE HEAT SLUG.
2. INTERPRET DIMENSIONS AND TOLERANCES PER
ASME Y14.5M− 1994.
3. DATUM PLANE −H− IS LOCATED AT TOP OF LEAD
AND IS COINCIDENT WITH THE LEAD WHERE THE
LEAD EXITS THE PLASTIC BODY AT THE TOP OF
THE PARTING LINE.
4. DIMENSIONS "D" AND "E1" DO NOT INCLUDE
MOLD PROTRUSION. ALLOWABLE PROTRUSION
IS .006 PER SIDE. DIMENSIONS "D" AND "E1" DO
INCLUDE MOLD MISMATCH AND ARE
DETERMINED AT DATUM PLANE −H− .
5. DIMENSION "b1" DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE .005 TOTAL IN EXCESS
OF THE "b1" DIMENSION AT MAXIMUM MATERIAL
CONDITION.
6. DATUMS −A− AND −B − TO BE DETERMINED AT
DATUM PLANE −H −.
7. DIMENSION A2 APPLIES WITHIN ZONE "J" ONLY.
8. HATCHING REPRESENTS THE EXPOSED AREA OF
THE HEAT SLUG.
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