Chip Attenuator
■ Construction
EXB14AT
EXB24AT
Protective coating
Protective
coating
Alumina substrate
Electrode (Outer)
Alumina
substrate
Thick film
resistive element
Electrode (Outer)
Electrode (Inner)
Thick film
resistive element
Electrode (Inner) Electrode (Between)
Electrode (Between)
■ Dimensions (not to scale)
EXB14AT
EXB24AT
A
4
A
3
3
4
1
1
P
L
2
T
T
P
L
2
P
P
L
W
T
A
B
C
L
W
T
A
B
C
Dimensions
(mm)
Dimensions
(mm)
(typical value)
(typical value)
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.80
0.60
0.35
0.35
0.15
0.15
0.50
1.00
1.00
0.35
0.40
0.15
0.25
0.65
<Marking Configuration>
<Marking Configuration>
The bar marking for recognizing terminal direction is
located on the side of terminal 3, 4.
The bar marking for recognizing terminal direction is
located on the side of terminal 4.
Mass (Weight) [1000 pcs.] : 0.7 g
Mass (Weight) [1000 pcs.] : 1.1 g
Ratings
■
Type
Attenuation Value
EXB14AT, EXB24AT
1 dB, 2 dB, 3 dB, 4 dB, 5 dB, 6 dB, 10 dB✽
1 dB, 2 dB, 3 dB, 4 dB, 5 dB : 0.3 dB
Attenuation Value Tolerance
6 dB, 10 dB
:
0.5 dB
Characteristic Impedance
Power Rating
Frequency Range at 70 °C
VSWR (Voltage Standing Wave Ratio)
Number of Resistors
50 Ω
0.04 W /package
DC to 3.0 GHz
1.3 max.
3 resistors
Number of Terminals
4 terminals
Category Temperature Range
–55 °C to +125 °C
✽
Please inquire about the other Attenuator value
120
–55 °C
70 °C
100
80
60
40
20
0
Power Derating Curve
For resistors operated in ambient temperature above
70 °C, power rating shall be derated in accordance
with the figure on the right.
125 °C
20 40 60 80 100 120 140 160
Ambient Temperature (°C)
–60 –40 –20
0
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
01 Aug. 2012
40
