REFLECTIVE ATTENUATORS
REFLECTIVE ATTENUATORS - MH128 & KB8 SERIES
Features
• Wide dynamic range
Operating characteristics
• Bias requirements: Normal bias:
Inverse bias:
• RF power:
CW:
CW:
5W
4W
- insertion loss:
- attenuation:
- Insertion loss:
- attenuation:
Peak: 500 W @ 1
Peak: 400 W @ 1
0V
0 to + 100 mA ; maximum ratings + 150 mA
0V
0 to - 100 mA ; maximum ratings - 150 mA
µs max. pulse width
Duty cycle: 10
-3
µs max. pulse width
Duty cycle: 10
-3
(*)
(*) for KB and KS 8131 ; MH128 A
• Hermetic package
• Operating temperature:
Case drawings
- 55° C to + 125° C
BMH3
Electrical characteristics
Model
N°
KB8135
KB8235
KB8935
KB8635
KB8835
KB8335
KB8435
KB8735
KB8535
MH128A
MH128B
MH128J
MH128F
MH128H
MH128C
MH128D
MH128G
MH128E
Frequency
range
(GHz)
0.5-2
2-4
2-8
2-12
2-18
4-8
8-12
8-18
12-18
0.5-2
2-4
2-8
2-12
2-18
4-8
8-12
8-18
12-18
Insertion Attenuat.
loss
dynamic
(dB)
range (dB)
max.
min.
0.6
0.8
1.2
1.7
2.1
1.2
1.7
2.1
2.1
0.6
0.8
1.2
1.7
2.1
1.2
1.7
2.1
2.1
35
40
40
40
40
45
48
48
48
35
40
40
40
40
45
48
48
48
VSWR
max.
1.4
1.5
1.6
1.9
2.1
1.6
1.9
2.1
2.1
1.4
1.5
1.6
1.9
2.1
1.6
1.9
2.1
2.1
Transition
time
10-90 / 90-10
(µs)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
BMH16
Package
BMH16
BMH16
BMH16
BMH16
BMH16
BMH16
BMH16
BMH16
BMH16
BMH3
BMH3
BMH3
BMH3
BMH3
BMH3
BMH3
BMH3
BMH3
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3-50
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