RF Transformer
RSurFfaceTMoruant nsformer
50Ω 9 to 625 MHz
ADT4-1T+ ADT4-1T
Maximum Ratings
Operating Temperature
-20°C to 85°C
...
Description
RSurFfaceTMoruant nsformer
50Ω 9 to 625 MHz
ADT4-1T+ ADT4-1T
Maximum Ratings
Operating Temperature
-20°C to 85°C
Storage Temperature
-55°C to 100°C
RF Power
1W
DC Current
30mA
Permanent damage may occur if any of these limits are exceeded.
Pin Connections
PRIMARY DOT PRIMARY SECONDARY DOT SECONDARY SECONARY CT NOT USED
3 1 4 6 5 2
Outline Drawing
Features
excellent return loss, 25 dB typ. excellent amplitude unbalance, 0.2 dB typ. phase unbalance, 1 deg. typ. in 1 dB bandwidth high RF power up to 1 watt aqueous washable protected under US patent 6,133,525
Applications
impedance matching baluns
CASE STYLE: CD542
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Reel Size 7”
13”
Availaatbnleo TeaxptreaacnodstReel Devices/Reel 20, 50, 100, 200, 500 500,1000
Transformer Electrical Specifications
Ω RATIO (Secondary/Primary)
FREQUENCY (MHz)
4 9-625
INSERTION LOSS*
3 dB MHz 9-625
2 dB MHz 10-550
1 dB MHz 14-500
PHASE UNBALANCE
(Deg.) Typ.
1 dB
2 dB
bandwidth bandwidth
13
AMPLITUDE UNBALANCE
(dB) Typ.
1 dB
2 dB
bandwidth bandwidth
0.2 0.3
* Insertion Loss is referenced to mid-band loss, 0.55 dB typ.
PCB Land Pattern
Suggested Layout, Tolerance to be within ±� .002
Outline Dimensions (imncmh )
A BCD E FG .272 .310 .220 .100 .112 .055 .100 6.91 7.87 5.59 2.54 2.84 1.40 2.54
H JK L .030 .026 .065 .300 0.76 0.66 1.65 7.62
wt grams
0.20
Dem...
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