EMC Technology Florida RF Labs

Cable Thermopads® Planar Series

EMC Technology’s CTVA Thermopad® is a 75 ohm version of the standard temperature variable attenuator. It can be used in 75 ohm applications where variable dissipated power is required over temperature. This planar  metallization styles and various plating options including RoHS compliant lead free silver over nickel plating, 60/40 low temperature solder plating or 60/40 solder fused finish for easy reflow processing.

CTVA Specification Sheet
CTVA-F Specification Sheet
CTVA-S Specification Sheet

Planar CTVA Packaging Specifications

General Specification

Size 0.122 x 0.145
(3.10mm X 3.68mm)
Impedance 75 Ohms
Frequency Range DC to 2 GHz
Attenuation Accuracy +/-0.5dB
TCA Tolerance +/- 0.001
VSWR (Typical) 1.25 @ 1 GHz
Power Rating 2 Watts
Power derating 100% to 125 °C
derates to 0% @ 150 °C
Operating Temperature -55 °C to 150 °C

Material Specification

Substrate Aluminia
Resistive material Thick film
Terminal material Thick film, Nickel Barrier with solder plate or no lead Silver Finish.

Product Selection Table

 
PowerFrequencydB ValueTCA ShiftVSWRLengthWidthHeightPart #
22471.30.1450.1220.021CTVA0400N07S
22391.30.1450.1220.021CTVA0300N09S
22371.30.1450.1220.021CTVA0300N07S
22291.30.1450.1220.021CTVA0200N09S
22271.30.1450.1220.021CTVA0200N07S
22471.30.1450.1220.021CTVA0400N07F
22391.30.1450.1220.021CTVA0300N09F
22371.30.1450.1220.021CTVA0300N07F
22291.30.1450.1220.021CTVA0200N09F
22271.30.1450.1220.021CTVA0200N07F
22471.30.1450.1220.021CTVA0400N07
22391.30.1450.1220.021CTVA0300N09
22371.30.1450.1220.021CTVA0300N07
22291.30.1450.1220.021CTVA0200N09
22271.30.1450.1220.021CTVA0200N07