Overview
This high ruggedness device, MRF1K50H, is 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. Its unmatched input and output design allows for wide frequency range use from 1.8 to 500 MHz.
Key Parametrics
Product Specifications
Frequency Min (Min) (MHz) 1.8
Frequency Max (Max) (MHz) 500
Supply Voltage (Typ) (V) 50
P1dB (Typ) (dBm) 61.8
P1dB (Typ) (W) 1500
Output Power (Typ) (W) @ Intermodulation Level at Test Signal 1500 @ Peak
Test Signal Pulse
Power Gain (Typ) (dB) @ f (MHz) 23.7 @ 230
Efficiency (Typ) (%) 74
Thermal Resistance (Spec)(°C/W) 0.12
Matching Unmatched
Class AB
Die Technology LDMOS
Typical Performance
27 CW 1550 CW 25.9 78.3
81.36(1) CW 1400 CW 23.0 75.0
87.5-108(2,3) CW 1475 CW 23.3 83.4
230(4) Pulse
(100 µsec, 20% Duty Cycle) 1500 Peak 23.7 74.0
1. Data from 81.36 MHz narrowband reference circuit.
2. Data from 87.5-108 MHz broadband reference circuit.
3. The values shown are the center band performance numbers across the indicated frequency range.
4. Data from 230 MHz narrowband production test fixture.
Features
High Drain-source Avalanche Energy Absorption Capability
Unmatched Input and Output
Device Can Be Used Single-Ended or in a Push-Pull Configuration
Characterized from 30 to 50 V
High Rugggedness. Handles 65:1 VSWR.
RoHS Compliant
Recommended Driver: MRFE6VS25N (25 W)
Lower Thermal Resistance Part Available: MRF1K50N
This product is included in our product longevity program with assured supply for a minimum of 15 years after launch.
Popular Applications
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