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Yantel |
VAC18B
Miniature Variable Attenuator
Patent product
Miniature Variable Attenuator
VAC Series
uDC to 2GHz
u1 W
uResin DIP package
uThick Film Chip
Specifications
Frequency Range
Attenuation
Insertion loss at 0dB
DC to 2GHz
0 to 15dB
DC to 1GHz 0.6dB (Typical)
1GHz to 2GHz 2.0dB (Typical)
Features
● Continuous variable : 0~15dB
● Power rating :1 W
● Able to be mounted soldered on the PCB
● Wide frequency range: DC ~ 2GHz available
● Low VSWR
● Low insertion loss
● High performance, competitive price
● Wide attenuation range
● Impedance: 50Ω or 75Ω
● Operating temperature:-40℃ ~ +105℃
● Compared with digital attenuators, zero distortion,
no extra IP3, lower noise, higher reliability.
● At least 500 circles operation.
● Customized attenuation values available
Characteristic
The testing curves of VAC18B(6 to 15 dB)
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
0 0.5 1 1.5 2
Frequency (GHz)
0dB
1dB
2dB
3dB
4dB
5dB
6dB
7dB
8dB
9dB
10dB
11dB
12dB
13dB
14dB
15dB
Average Power
1W
Impedance
75 Ohm
Operating Temperature -40℃ to +105℃
Attenuation FREQ.RANGE
(dB)
(GHz)
0 DC to 1.5
1 to 6
DC to 1.5
1.5 to 2
6 to 10
DC to 1.5
1 to 2
10 to 15
DC to 2
Attenuation
Accuracy(dB)
1.2
1.0
2.0
1.0
1.5
1.0
Attenuation FREQ.RANGE
(dB)
(GHz)
0 to 2
DC to 1
-
2 to 5
DC to 2
5 to 15
DC to 2
Typical VSWR:1
1.75
-
1.5
1.4
2.1
2
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
0
0.5 1 1.5 2
Frequency (GHz)
0dB
1dB
2dB
3dB
4dB
5dB
6dB
7dB
8dB
9dB
10dB
11dB
12dB
13dB
14dB
15dB
Rev B1.0
Yantel Corporation
Add: 3F, Building 3, Southern District 2 of ZhongGuan Honghualing Industrial Park, Xili, Nanshan, Shenzhen, China..
Tel:86-755-8355-1886 Fax:86-755-8355-2533
For detailed performance specs & shopping online see Yantel web site : www.yantel-corp.com
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Package Outlines(mm)
Yantel
VAC18
B
Input
Ground
Output
VAC18B
Miniature Variable Attenuator
Patent product
Recommended PCB Layout
Ground
Input
75Ω
Output
PCB Layout
Please note the marking for input port.
Rev B1.0
Yantel Corporation
Add: 3F, Building 3, Southern District 2 of ZhongGuan Honghualing Industrial Park, Xili, Nanshan, Shenzhen, China..
Tel:86-755-8355-1886 Fax:86-755-8355-2533
For detailed performance specs & shopping online see Yantel web site : www.yantel-corp.com
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