1512 High Frequency Chip Attenuator
Thin Film, Top Surface Terminations
PERFORMANCE CHARACTERISTICS
Attenuation Factor
Maximum Power
Frequency Range
1 to 20 dB
500 milliwatts
DC to 10 GHz
The Frequency response data plotted below shows an example of VSWR
obtained in pressure contact fixtures. Data for chips which are solder attached
to matched circuit traces may exhibit even better performance.
2
State of the Art, Inc.
ENVIRONMENTAL PERFORMANCE*
Thermal Shock
Low Temperature Operation
Short Time Overload
Resistance to Bonding Exposure
Moisture Resistance
High Temperature Exposure
±0.02%
±0.02%
±0.02%
±0.02%
±0.03%
±0.03%
1 .9
1 .8
1 .7
1 .6
VSWR
1 .5
1 .4
1 .3
1 .2
1 .1
1
0
2
4
6
8
10
* Typical percent resistance change -test methods and
actual specification limits are in accordance with Mil-PRF-55342.
TYPICAL LIFE PERFORMANCE
Absolute Percent
Resistance Change
0.5
0.4
0.3
0.2
0.1
0.0
0
250 500 1K 2K 4K 6K 8K 10K
Frequency (GHz)
Attenuation Tolerance
Increment (dB)
DC - 4 GHz
4 - 8 GHz
8 - 13 GHz
13 - 16 GHz
16 - 20 GHz
Test Duration in Hours
1 to 10 dB
± 0.5 dB
± 0.5 dB
± 0.5 dB
± 0.75 dB
± 1.0 dB
Consult our Engineering Department for frequency specific
performance requirements.
11 to 20 dB
± 0.5 dB
± 0.5 dB
± 0.75 dB
± 1.0 dB
± 1.5 dB
PART NUMBERING
S 1512 A C 10B0 B (******) W
PACKAGING CODE: - TR = Tape/Reel - W = Waffle Carrier (Default packaging is Bulk)
SCD REFERENCE
TERMINATION FINISH: B: Sn60 over nickel barrier, W: Gold, K: Sn62 bump, M: 80/20 Au/Sn bump, Y: Silver over nickel
barrier
VALUE CODE:
Three or Four digits are used to express the attenuation value (available from 1 to 20 dB in 1dB increments). The letter “B” is used to
represent the decimal. Example: 10B0 = 10 dB, 1B5= 1.5 dB, etc.
PRODUCT DESIGNATION: C: Attenuator on alumina
TERMINATION TYPE: A: Topside termination D: Metallized Bottom
SIZE CODE
GRADE: S: Standard Production H: High Reliability (For screening options, contact the factory)
MECHANICAL
a
INCHES
Length
Width
Thickness
I/O Length (a)
I/O Width (b)
I/O Gap (c)
Ground (d)
I/O Ground Gap (e)
Approx. Weight
.150 (.148 - .152)
.120 (.118 - .122)
.015 (.013 - .023)
.035 (.032 - .038)
.060 (.057 - .063)
.076 (.074 - .078)
.020 (.017 - .023)
.037 (.035 - .039)
.020 grams
MILLIMETERS
3.81 (3.76 - 3.86)
3.05 (3.00 - 3.10)
0.38 (0.33 - 0.58)
0.89 (0.82 - 0.96)
1.52 (1.45 - 1.60)
1.93 (1.88 - 1.98)
0.51 (0.44 - 0.58)
0.94 (0.89 - 0.99)
b
c
e
d
Wi
dth
Le
ng
th
“Specifications subject to change without notice.”
www.resistor.com
Fax (814) 355-2714
Toll Free 1-800-458-3401
STATE OF THE ART, INC.
2470 Fox Hill Road, State College, PA 16803-1797
Phone (814) 355-8004
07/30/08
PCB设计
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