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Typical Performance Data
Electrical Specifi cations
Maximum Ratings
Operating Temperature -45°C to 100°C
Storage Temperature -55°C to 100°C
Outline Drawing
Outline Dimensions ( )
UNAT-20
ATTENUATION
10
15
20
25
30
0 1000 2000 3000 4000 5000 6000
FREQUENCY
(
MHz
)
ATTENUATION (dB)
inch
mm
UNAT-20+
UNAT-20
Electrical Schematic
FEMALEMALE R1
R2
R3
50Ω 0.5W 20 dB DC to 6000 MHz
N-Type Fixed Attenuator
REV. C
M105218
ED-10269
UNAT-20
UR/LC/CP
070301
Coaxial
BDEwt
.68 2.11 .718 grams
17.27 53.59 18.24 72.5
UNAT-20
VSWR
1.0
1.2
1.4
1.6
1.8
2.0
0 1000 2000 3000 4000 5000 6000
FREQUENCY (MHz)
VSWR
* Attenuation varies by 0.3 dB max. over temperature.
** Flatness= variation over band divided by 2.
Features
• wideband coverage, DC to 6000 MHz
• rugged unibody construction
• off-the-shelf availability
• very low cost
Applications
• impedance matching
• signal level adjustment
FREQ.
RANGE
(MHz)
ATTENUATION *
(dB)
Flatness **
VSWR
(:1) MAX.
INPUT
POWER
DC-3 GHz 3-4.5 GHz 4.5-6 GHz DC-6 GHz DC-3 GHz 3-4.5 GHz 4.5-6 GHz (W)
Nom. Typ. Typ. Typ. Typ. Typ. Max. Typ. Max. Typ.
DC-6000 20±0.3 0.45 0.45 0.40 0.75 1.15 1.25 1.20 1.43 1.30 0.5
CASE STYLE: FF779
Connectors Model Price Qty.
N-Type UNAT-20(+) $15.95 ea. (1-9)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffi x identifi es RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifi cations .
Frequency
(MHz) Attenuation
(dB) VSWR
(:1)
10 20.00 1.00
50 20.00 1.00
100 19.99 1.00
500 20.09 1.00
1000 20.21 1.02
1600 20.41 1.03
2000 20.56 1.05
2500 20.65 1.07
3000 20.75 1.08
3500 20.75 1.11
4000 20.65 1.13
4500 20.48 1.15
5000 20.24 1.19
5500 19.98 1.22
6000 19.74 1.29
