HE413A Datasheet, PDF (1/1 Pages) BOWEI Integrated Circuits CO.,LTD. – Voltage Variable Attenuators

BOWEI
BOWEI INTEGRATED CIRCUITS CO.,LTD.
HE413A
Voltage Variable Attenuators
Features
●Thin film coustraction
●Hermetic package TO-8B
●Operating temperature range: -55℃ ～+85℃
Specifications( measured in a 50Ωsystem ,Vcc=+15V, TA=-55℃～+85℃)
Parameter
Symbol Unit Guaranteed Typical
Frequency Range ^fL^～fH MHz 5～2000
–
Attenuation(Max) AMax dB
17
18
Insertion loss
IL
dB
3.3
3.1
VSWR of input/output VSWR ^–
2.0:1
1.5:1
DC Supply
VCC
V
–
+15
DC Current
ICC
mA
–
14
Control voltage VCO
V
–
0～15
Control Current ICO
mA
–
0～7
Typical Performance
Attenuation VS. Frequency
0
15V
6V
10
3.5V
20
3V
0V
30
40
50
60
70
0
400 800 1200 1600 2000
Frequency(MHz)
VSWR VS. Frequency
2.2
2.0
1.8
1.6
1.4
VSWRi
1.2
VSWRo
1.0
0
400 800 1200 1600 2000
Frequency(MHz)
Attenuation VS. Temperature
0
Absolute Maximum Ratings
DC Supply: +18VDC
Input Power:+20dBm
Storage Temp:+125℃
51
4
2
3
TO- 8B
Application Notes
1.Functional schematic shown as following,which include
an internal coupling capacitor.
2.Interexchangable input and output ports
3.See assembly section for mounting method
15
2
4
1.VCC
4.RF output
HExxx
2.RF input 5.VCO
3
3.GND
6
6V
12
3.5V
18
Ta=+25℃
Ta=+85℃
Ta= - 55℃
0
400 800 1200 1600 2000
Frequency(MHz)
Attenuation VS.Control voltage
0
f=2000MHz
10
20
30
0
3
6
9
12 15
Control voltage(V)
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10