Model: LM-218-14-200W-SMF-HERM    


PMI Model No. LM-218-14-200W-SMF-HERM is a high power limiter that operates from 2.0 to 18.0GHz and handles 200 Watts Peak Power with pulse widths of 1usec and 0.1% duty cycle or 1 Watt CW.  This model offers low loss of 2dB maximum, fast recovery of less than 100nsec and is hermetically sealed.

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Product Feature

Test Report

Unit Data



Frequency 2 to 18GHz
Insertion Loss 2.0 dB max. - Measured 1.8 dB
Peak Power 200 Watts, 1 us and 0.1% Duty Cycle - Measured 200 Watts, 1 us, 0.1% Duty Cycle
Average Power 1 Watt CW - Measured 1 Watt
VSWR 2.0:1 max. - Measured 1.7:1
Leakage Level: +14 dBm max. @ 1 Watt CW Input - Measured +10 dBm typ.
Low Limiting Threshold +6 dBm typ. - Measured +6 dBm typ.
Recovery Time 100 ns max. @ Pin=27 dBm - Measured 85 ns
Connectors SMA Male / SMA Female (Input and Output)
Size 0.75 X 1.00 X 0.30
Weight 1.5 oz. typ.
Finish Painted Gray

Environmental Ratings:

Temperature:  -55ºC to +125 ºC Operating (See Note 1)
 -65 ºC to +125 ºC Non-Operating
Humidity: MIL-STD-202F, Method 103B Cond. B
Shock: MIL-STD-202F, Method 213B Cond. B
Vibration: MIL-STD-202F, Method 204D Cond. B
Altitude: MIL-STD-202F, Method 105C Cond. B
Temperature Cycle: MIL-STD-202F, Method 107D Cond. A
Fungus: MIL-STD-810F, Method 508.5
Salt Spray: MIL-STD-202F, Method 101D+EST Cond.B

NOTE 1 - Power handling capability derated by 20% @ +125C