GMDA-CW0518-30 Preliminary

CW Immune Detector Logarithmic Video Amplifier (DLVA)

Quantic PMI Model GMDA-CW0518-30 is a CW immune detector logarithmic video amplifier (DLVA) designed to operate over the 0.5 to 18 GHz frequency range. This model is designed for ultra-high speed applications while maintaining flatness and accuracy. Package size is 2.3" x 2.3" x 0.47" with SMA female connectors.

Product Specifications

General Parameters:
Status: Preliminary
CW Immune (Yes/No): Yes
Frequency Min (GHz): 0.5
Frequency Max (GHz): 18
TSS (dBm): -43 Min
TSS (Measured): -43 Min (10 MHz Video Bandwidth)
Log Slope (mV/dB): 280 ± 12 @ Input Power -40 to -10 dBm,
Transition from 280 @ Input Power -10 to 0 dBm,
0 ± 12 @ Input Power 0 to +20 dBm
Log Range (dBm): -43 to +20
Log Linearity: ±1.0 dB @ Input Power -40 to -10 dBm, Transition from
280 mV/dB to 0 mV/dB @ Input Power -10 to 0 dBm,
±1.0 dB @ Input Power 0 to +20 dBm
Rise Time: 50 ns Max - Measured at input of -35 dBm
Recovery Time: 5 µs Max @ input pulse of -10 dBm with pulse width of 150 µs
Power Supply: +15 ± 0.15 V @ 75 mA,
-15 ± 0.15V @ 75 mA
Impedance: Meet all requirements with 50 OHM load
VSWR: 2.5:1 (-40 to -10 dBm)
Video Load (Ohms): 1000
Maximum Input Power (CW): +25 dBm CW Max (no damage)
DC Offset: +1.35 V ±10%
Dynamic Range: 63 dB (-43 to +20 dBm)
RF Connectors: SMA (F)
Size: 2.3" x 2.3" x 0.47"
Finish: Nickel Plating
Export Classification (ECCN): EAR99
Environmental Ratings:
Operating Temperature: -54 ºC to +85 ºC
Non-Operating Temperature: -54 ºC to +95 ºC
Shock: MIL-STD-810F, Method 516.5, Procedure VI
Vibration: MIL-STD-202F, Method 204D Cond. B
Altitude: Sea Level to 55, 000 Feet
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