MRF1K50N|1500 W CW, 1.8-500 MHz, 50 V

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MRF1K50N

These high ruggedness devices, MRF1K50N and MRF1K50GN, are designed for use in high VSWR industrial, scientific and medical applications, as well as radio and VHF TV broadcast, sub-GHz aerospace and mobile radio applications. Their unmatched input and output design allows for wide frequency range use from 1.8 to 500 MHz.

See product image

Data Sheet

Application Notes

Product Details

Features

High drain-source avalanche energy absorption capability
Unmatched input and output allowing wide frequency range utilization
Device can be used single-ended or in a push-pull configuration
Characterized from 30 to 50 V for ease of use
Suitable for linear application
Integrated ESD protection with greater negative gate-source voltage range for improved Class C operation
RoHS compliant
Recommended driver: MRFE6VS25N (25 W)

Industrial, Scientific, Medical (ISM)
- Laser generation
- Plasma etching
- Particle accelerators
- MRI, diathermy, skin laser and ablation
- Industrial heating, welding and drying systems
Broadcast
- Radio broadcast
- VHF TV broadcast
Aerospace
- VHF omnidirectional range (VOR)
- HF and VHF communications
- Weather radar
Mobile Radio
- VHF and UHF base stations

Part numbers include: MRF1K50GN, MRF1K50N.

RF Performance Tables

Typical Performance

V_DD = 50 Vdc

Frequency (MHz)	Signal Type	Pout (W)	G_ps (dB)	η_D (%)
87.5-108^(1,2)	CW	1421 CW	23.1	83.2
230^(3,4)	Pulse (100 µsec, 20% Duty Cycle)	1500 Peak	23.4	75.1

Load Mismatch/Ruggedness

Frequency (MHz)	Signal Type	VSWR	Pin (W)	Test Voltage	Result
230⁽³⁾	Pulse (100 µsec, 20% Duty Cycle)	> 65:1 at all Phase Angles	15 Peak (3 dB Overdrive)	50	No Device Degradation

1. Data from 87.5-108 MHz wideband reference circuit.
2. The values shown are the center band performance numbers across the indicated frequency range.
3. Data from 230 MHz narrowband production test fixture.
4. All data measured in fixture with device soldered to heatsink.

Buy/Parametrics

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Documentation

Quick reference to our documentation types.

4 documents

^{Data Sheet}
MRF1K50N 1500 W CW, 1.8-500 MHz, 50 V Data Sheet

PDFRev 0Nov 3, 2016841.3 KBMRF1K50NEnglish
^{Application Note}
Thermal Characterization Methodology of RF Power Amplifiers - Application Note

PDFRev 2Jul 11, 2024235.5 KBAN1955English
^{Package Information}
98ASA00818D, OMNI, 32.26x9.96x3.81, Pitch 13.72, 5 Pins

PDFRev BMar 9, 201677.6 KBSOT1824-1English
^{Package Information}
98ASA00506D, OM-1230-4L, 32.26x9.96x3.81, Pitch 13.72, 5 Pins

PDFRev CFeb 15, 201672.8 KBSOT1816-1English

Design Resources

Design Files

Quick reference to our design files types.

1-5 of 13 design files

Receive the full breakdown. See the product footprint and more in the eCad file.

^Models
RF High Power Model ADS Model Kit goto: Click the Download button to select.

HTMLRev 1Sep 20, 2016 00:00:00785 BRF_HIGH_POWER_MODEL_ADS_KIT
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^Models
MRF1K50N RF High-Power Model ADS Product Model Design Kit

ZIPRev 1Jun 17, 2019 00:00:00119.1 KBMRF1K50N_MDL_ADS
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^Models
MRF1K50N RF High-Power Model AWR Product Model Design Kit

ZIPRev 0Sep 20, 2016 00:00:00403.6 KBMRF1K50N_MDL_AWR
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RF High Power Model AWR Model Kit goto: Click the Download button to select.

HTMLRev 1Sep 20, 2016 00:00:00802 BRF_HIGH_POWER_MODEL_AWR_KIT
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^Models
MRF1K50N S-Parameters

S2PRev 0Nov 3, 2016 00:00:005.5 KBMRF1K50N_SP
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^{Printed Circuit Boards and Schematics}
MRF1K50N 87.5-108 MHz Reference Circuit Design Files

ZIPRev 0Sep 20, 2019 00:00:002.2 MBMRF1K50N-87.5-108-MHz-Reference-Circuit
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^{Printed Circuit Boards and Schematics}
MRF1K50N 230 MHz Narrowband PCB DXF file

ZIPRev 0Nov 3, 2016 00:00:00420.9 KBMRF1K50N_230NB_PCB
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^{Printed Circuit Boards and Schematics}
MRF1K50N 87.5-108 MHz Broadband PCB DXF file

ZIPRev 0Nov 3, 2016 00:00:0075.8 KBMRF1K50N_87.5_108_PCB
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^{Printed Circuit Boards and Schematics}
MRF1K50N 87.5-108 MHz Baseplate Drawing

ZIPRev 0Nov 3, 2016 00:00:00109.4 KBMRFIK50N_87.5-108-BASEPLATE
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^{Printed Circuit Boards and Schematics}
MRF1K50N 230 MHz Test Fixture Design Files

ZIPRev 0Sep 20, 2019 00:00:003.0 MBMRF1K50N-230-MHz-Test-Fixture
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^Calculators
MRF1K50N RF Power Electromigration MTTF Calculation Program

XLSXRev 0Nov 3, 2016 00:00:0033.3 KBMRF1K50N_MTTF_CALC
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^{Design Files - miscellaneous}
MRF1K50N 230 MHz Design Files

ZIPRev 3.0Mar 2, 2017 09:47:00631.8 KBMRF1K50N-230-MHz-DESIGN-FILES
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^{Design Files - miscellaneous}
MRF1K50N 87.5-108 MHz Design Files

ZIPRev 2.0Mar 2, 2017 09:48:001.7 MBMRF1K50N-87.5-108-MHz-DESIGN-FILES
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1500 W CW over 1.8-500 MHz, 50 V Wideband RF Power LDMOS Transistor