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Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet are subject to
Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard
Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp.
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IF/RF MICROWAVE COMPONENTS
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
A
B
C
D
E
F
G
.272
.310
.220
.100
.112
.055
.100
6.91 7.87 5.59 2.54 2.84 1.40 2.54
H
K
L
wt
.030
.026
.065
.300
grams
0.76 0.66 1.65 7.62
0.20
RF Transformer
Surface Mount ADT1-1WT-1+
ADT1-1WT-1
CASE STYLE: CD542
PRICE: $4.95 ea. QTY (100-249)
Outline Dimensions ( )
inch
mm
Maximum Ratings
Pin Connections
Features
Applications
Operating Temperature -20°C to 85°C
Storage Temperature -55°C to 100°C
RF Power 250mW
DC Current 30mA
Outline Drawing
Transformer Electrical Specifications
REV. B
M112648
ADT1-1WT-1
ED-8696/1
IG/FL/CP/AM
090220
Typical Performance Data
Config. A
PCB Land Pattern
Suggested Layout,
T
oler
a
nce to be within ± ¾
.
002
• 1dB bandwidth covers entire frequency range
• good return loss, 21 dB typ.
• leaded surface mount
• aqueous washable
• protected under US patent 6,133,525
• high speed data communications
• baluns
Ω
RATIO
FREQUENCY
(MHz)
INSERTION LOSS* PHASE
UNBALANCE
(Deg.)
Typ.
AMPLITUDE
UNBALANCE
(dB)
Typ.
RETURN
LOSS**
(dB)
1 dB
MHz
1 dB
bandwidth
1 dB
bandwidth Typ. Min.
1 1-400 1-400 5 0.7 21 16
PRIMARY DOT 3
PRIMARY 1
SECONDARY DOT 4
SECONDARY 6
SECONDARY CT 5
NOT USED 2
75Ω 1 to 400 MHz
* Insertion Loss is referenced to mid-band loss, 0.5 dB typ.
** Return loss specied from 1 to 250 MHz
1.00 0.56 22.65 0.05 0.28
2.00 0.47 25.12 0.03 0.16
4.00 0.40 27.64 0.02 0.08
6.00 0.37 28.83 0.02 0.03
8.00 0.36 29.44 0.01 0.02
10.00 0.37 29.80 0.01 0.01
20.00 0.39 30.47 0.01 0.29
40.00 0.41 30.27 0.00 0.56
60.00 0.44 29.55 0.02 0.83
80.00 0.45 28.73 0.03 1.18
100.00 0.47 27.78 0.07 1.44
125.00 0.50 26.57 0.11 1.84
150.00 0.53 25.39 0.17 2.23
175.00 0.54 24.26 0.22 2.63
200.00 0.56 23.23 0.29 3.04
225.00 0.60 22.30 0.37 3.40
250.00 0.62 21.50 0.45 3.72
275.00 0.66 20.78 0.54 4.20
300.00 0.68 20.11 0.65 4.57
325.00 0.74 19.48 0.76 4.98
350.00 0.77 18.81 0.87 5.34
375.00 0.82 18.16 1.01 5.66
400.00 0.89 17.52 1.16 5.96
ADT1-1WT-1
INSERTION LOSS
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0 50 100 150 200 250 300 350 400
FREQUENCY (MHz)
INSERTION LOSS (dB)
ADT1-1WT-1
INPUT RETURN LOSS
0
5
10
15
20
25
30
35
0 50 100 150 200 250 300 350 400
FREQUENCY (MHz)
RETURN LOSS (dB)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Demo Board MCL P/N: TB-430
Permanent damage may occur if any of these limits are exceeded.