ADT4-1WT Datasheet, PDF (1/1 Pages) Mini-Circuits – RF Transformer

Surface Mount
RF Transformer
50Ω 2 to 775 MHz
ADT4-1WT+
ADT4-1WT
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
DC Current
-20°C to 85°C
-55°C to 100°C
0.25W
30mA
Pin Connections
PRIMARY DOT
3
PRIMARY
1
SECONDARY DOT
4
SECONDARY
6
SECONARY CT
5
NOT USED
2
Outline Drawing
Features
• excellent return loss, 20 dB typ. in dB bandwidth
• excellent amplitude unbalance, 0.1 dB typ.
and phase unbalance, 1 deg. typ. in 1 dB bandwidth
• aqueous washable
• protected under US patent 6,133,525
Applications
• impedance matching
• baluns
CASE STYLE: CD542
PRICE: $2.95 ea. QTY (10-49)
+ 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.
Transformer Electrical Specifications
Ω
RATIO
(Secondary/Primary)
FREQUENCY
(MHz)
4
2-775
INSERTION LOSS*
3 dB
MHz
2-775
2 dB
MHz
3-600
1 dB
MHz
6-250
PHASE
UNBALANCE
(Deg.)
Typ.
1 dB
2 dB
bandwidth bandwidth
AMPLITUDE
UNBALANCE
(dB)
Typ.
1 dB
2 dB
bandwidth bandwidth
1
3
0.1
0.3
* Insertion Loss is referenced to mid-band loss, 0.8 dB typ.
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
Outline Dimensions
(
inch
mm
)
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
J
K
L
.030 .026 .065 .300
0.76 0.66 1.65 7.62
wt
grams
0.20
Demo Board MCL P/N: TB-42
Config. A
FREQUENCY
(MHz)
1.00
3.00
10.00
50.00
175.00
250.00
600.00
700.00
775.00
800.00
Typical Performance Data
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
1.53
13.65
0.02
1.02
17.61
0.00
0.75
21.91
0.00
0.80
22.05
0.01
0.98
19.93
0.03
1.10
18.41
0.03
1.44
10.74
0.18
1.81
8.91
0.23
2.12
7.73
0.27
2.51
7.38
0.28
PHASE
UNBALANCE
(Deg.)
0.03
0.03
0.00
0.26
0.89
1.48
6.98
10.48
14.36
14.98
2.4
2.0
1.6
1.2
0.8
0.4
0.0
0
ADT4-1WT
INSERTION LOSS
155
310
465
620
775
FREQUENCY (MHz)
50
40
30
20
10
0
0
ADT4-1WT
INPUT RETURN LOSS
155
310
465
620
775
FREQUENCY (MHz)
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RF/IF MICROWAVE COMPONENTS
REV. B
M98898
ADT4-1WT
ED-6920/1
HY/TD/CP/AM
070714