A T C H I G H P O W E R R E S I S T I V E P R O D U C T S
High Power Leaded Chip Attenuators
Style LA1
General Specifications
• Frequency Range: DC to 3 GHz
• Input Power*: 150 Watts
• Operating Temp Range: -55 to +150˚C
• Attenuation Stability**: 0.0001 dB/dB/°C, Max.
• Resistive Elements: Tantalum Nitride
• Substrate Material: Aluminum Nitride
• Tabs: 99.99% Pure Silver, .004 inches thick,
Cover: Alumina
• RoHS Compliant
• Reliability: MIL-PRF-55342
.040
Mechanical Tolerance: .010 inch
unless otherwise specified
(1.02 mm)
.080 MAX.
.400
(10.16 mm)
(2.03 mm)
.250 TYP.
(6.35 mm)
.375
(9.53 mm)
.040 TYP.
(1.02 mm)
.004
(.101 mm)
ATC
Nominal
Frequency
Maximum Deviation
from Nominal (dB)
+0.45 / -0.15
VSWR
(max.)
1.55
1.50
1.50
1.30
1.30
1.25
1.30
Part Number
Attenuation (dB) Sensitivity (dB, max.)
LA13740P01DBFBK
LA13740P02DBFBK
LA13740P03DBFBK
LA13740P06DBFBK
LA13740P09DBFBK
LA13740P10DBFBK
LA13740P17DBFBK
LA13740P20DBFBK
LA13740P30DBFBK
1
2
3
6
9
10
17
20
30
0.20
0.30
0.30
0.30
0.30
0.20
1.00
1.00
1.05
0.50 / -0.30
0.60 / -0.30
+0.60 / -0.20
+0.60 / -0.20
+0.40 / -0.30
+1.00 / -1.20
+1.00 / -1.20
+1.75 / -1.20
1.25
1.25
For Attenuator Power Handling vs. Mounting Surface Temperature, see following page.
ATC Leaded Chip Attenuators
Part Number Code
LA1 3740 P 02DB F BK
Case Style
Packaging
BK - Plastic Carrier
Case Size
Tolerance
1%
F
Termination
Value
A M E R I C A N
ATC North America
T E C H N I C A L
ATC Europe
C E R A M I C S
ATC Asia
sales@atceramics.com
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