ATTENUATOR
TEMPERATURE VARIABLE
DATA SHEET
FEATURES
Temperature Variable
Compact Package
Wideband Performance
Passive Gain Compensation
Rugged Construction
MIL-PRF-3933
PART SERIES: CTVA0X00N0XW3F
APPLICATIONS
Power Amplifiers
Instrumentation
Mobile Networks
Point-to-Point Radios
Satellite Communications
Military Radios
Up/Down Converters
®
SHEET 1 OF 3
Dwg 1010975
EN 16-0736
Revision A
GENERAL DESCRIPTION
EMC Technology is the leading authority in temperature variable attenuators. Thermopad temperature variable attenuators have been a
®
highly reliable passive solution for over temperature gain compensation for more than 20 years. All Thermopad products can be qualified
for high-reliability and space applications.
ORDERING INFORMATION
Part Identifier:
SPECIFICATIONS
1.0 ELECTRICAL
Nominal Impedance:
Frequency Range:
Attenuation Values Available:
Attenuation Accuracy:
75 ohms
DC-2 GHZ
0-9 dB in 1 dB increments
@ 25ºC: ± 0.5 dB @ 1 GHz
VSWR:
1.10:1 @ DC-500 MHz, 1.15:1 @ 500-1000 MHz, 1.25:1 @ 1000-2000 MHz
Input Power
2 Watts CW. Full Rated Power to 125°C, Derated Linearly to 0 watts @ 150°C
Temperature Coefficient of Attenuation: -0.003, -0.004, -0.005, -0.006, -0.007, -0.008, -0.009 dB/dB/ºC
Temperature Coefficient Tolerance:
± 0.001 dB/dB/ºC
2.0 ENVIRONMENTAL
Operating Temperature:
-55˚C to +150˚C
3.0 MARKING
Unit Marking:
dB Value (X) [adding “R” denotes decimal point, if applicable, e.g. 1R5=1.5dB] Direction of
Shift (N) And TCA Shift (X).
4.0 QUALITY ASSURANCE
Sample Inspect Per ANSI/ASQC Z1.4 General Inspection, Level II, AQL=1.0.
Visual and Mechanical Examination for Conformance to Outline Drawing Requirements
Sample Inspection (Destructive Testing).
Select three (3) units from lot and measure DCA every 20ºC over the temperature range of
-55° to +125° Calculate using linear regression, the slope of the curve.
C
C;
Form 423F119
Cage Codes: 24602 / 2Y194
Specifications are Subject to Change Without Notice
www.emc-rflabs.com • +1 772-286-9300
AS 9100, ISO 9001 and 14001 Certified
ATTENUATOR
TEMPERATURE VARIABLE
DATA SHEET
PART SERIES: CTVA0X00N0XW3F
SHEET 2 OF 3
Dwg 1010975
EN 16-0736
Revision A
Calculate TCA using the following formula:
=
Inspection in accordance with 824W107
Test Data Requirements:
No Data Required for Customer
Data Retention – 24 Months
@ 25°
5.0 PACKAGING
Standard:
Tape and Reel
6.0 MECHANICAL
Substrate Material:
Terminal Material:
Workmanship
Resistive Element:
Metric Dimensions:
Alumina, 96% MIL-I-10
Thick Film, Nickel Barrier, Lead Free Plated
Per MIL-PRF-55342
Thick Film
Provided for reference only
Unless Otherwise Specified:
TOLERANCE: X.XXX = ± 0.005
Form 423F119
Cage Codes: 24602 / 2Y194
Specifications are Subject to Change Without Notice
www.emc-rflabs.com • +1 772-286-9300
AS 9100, ISO 9001 and 14001 Certified
ATTENUATOR
TEMPERATURE VARIABLE
DATA SHEET
PART SERIES: CTVA0X00N0XW3F
SHEET 3 OF 3
Dwg 1010975
EN 16-0736
Revision A
7.0 FOOTPRINT
Inches
Part Number
CTVA0X00N0XW3F
A
0.043
B
0.064
C
0.067
D
0.023
S
0.041
W
0.152
A
1.09
B
1.63
C
1.70
mm
D
0.58
S
1.04
W
3.81
Form 423F119
Cage Codes: 24602 / 2Y194
Specifications are Subject to Change Without Notice
www.emc-rflabs.com • +1 772-286-9300
AS 9100, ISO 9001 and 14001 Certified
