ATTENUATOR
TEMPERATURE VARIABLE
DATA SHEET
FEATURES
Temperature Variable
Compact Package
Wideband Performance
Passive Gain Compensation
Rugged Construction
MIL-PRF-3933
PART SERIES: AN3-XNXW3F
APPLICATIONS
Power Amplifiers
Instrumentation
Mobile Networks
Point-to-Point Radios
Satellite Communications
Military Radios
Up/Down Converters
®
SHEET 1 OF 3
Dwg 1011585
EN 16-0779
Revision C
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:
AN3-XNXW3F
X-Temperature Coefficient of Attenuation 1 x 10
-3
dB/dB/°C
N-Attenuation Shift Negative
X-dB Value
SPECIFICATIONS
1.0 ELECTRICAL
Nominal Impedance:
Frequency Range:
Attenuation Values Available:
Attenuation Accuracy:
VSWR:
Input Power
Temperature Coefficient Tolerance:
50 ohms
DC – 4 GHz
1-10 dB in 1 dB increments
@ 25ºC: ± 0.75 dB @ 1GHz
1.35:1 Max
2 Watts Full Rated Power To 125° Derated Linearly to 0 Watts at 150°
C,
C.
± 0.001 dB/dB/ºC
Temperature Coefficient of Attenuation: -0.003, -0.004, -0.005, -0.006, -0.007, and -0.009 dB/dB/ºC
2.0 ENVIRONMENTAL
Operating Temperature:
-55˚C to +150˚C
3.0 MARKING
Unit Marking:
dB Value (XX), 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).
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: AN3-XNXW3F
SHEET 2 OF 3
Dwg 1011585
EN 16-0779
Revision C
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;
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
Thick Film, Lead Free Plating
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: AN3-XNXW3F
SHEET 3 OF 3
Dwg 1011585
EN 16-0779
Revision C
7.0 FOOTPRINT
Inches
Part Number
AN3-XNXF
A
0.043
B
0.063
C
0.067
D
0.035
S
0.032
W
0.152
A
1.09
B
1.60
C
1.70
mm
D
0.89
S
0.81
W
3.86
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
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