MINI ADT4-1WT+

Surface Mount
ADT4-1WT+
ADT4-1WT
RF Transformer
50Ω
2 to 775 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
-20°C to 85°C
-55°C to 100°C
RF Power
0.25W
DC Current
30mA
Pin Connections
PRIMARY DOT
PRIMARY
SECONDARY DOT
SECONDARY
SECONARY CT
NOT USED
3
1
4
6
5
2
Features
+ 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.
Applications
• impedance matching
• baluns
Transformer Electrical Specifications
Ω
RATIO
Outline Drawing
CASE STYLE: CD542
PRICE: $2.95 ea. QTY (10-49)
• 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
FREQUENCY
(MHz)
(Secondary/Primary)
4
INSERTION LOSS*
2-775
PHASE
UNBALANCE
(Deg.)
Typ.
AMPLITUDE
UNBALANCE
(dB)
Typ.
3 dB
MHz
2 dB
MHz
1 dB
MHz
1 dB
bandwidth
2 dB
bandwidth
1 dB
bandwidth
2 dB
bandwidth
2-775
3-600
6-250
1
3
0.1
0.3
* Insertion Loss is referenced to mid-band loss, 0.8 dB typ.
PCB Land Pattern
Typical Performance Data
FREQUENCY
(MHz)
Suggested Layout,
Tolerance to be within ±.002
B
.310
7.87
C
.220
5.59
D
.100
2.54
H
.030
0.76
J
.026
0.66
K
.065
1.65
L
.300
7.62
E
.112
2.84
F
.055
1.40
G
.100
2.54
wt
grams
0.20
Demo Board MCL P/N: TB-42
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
1.53
1.02
0.75
0.80
0.98
1.10
1.44
1.81
2.12
2.51
13.65
17.61
21.91
22.05
19.93
18.41
10.74
8.91
7.73
7.38
0.02
0.00
0.00
0.01
0.03
0.03
0.18
0.23
0.27
0.28
0.03
0.03
0.00
0.26
0.89
1.48
6.98
10.48
14.36
14.98
ADT4-1WT
INPUT RETURN LOSS
ADT4-1WT
INSERTION LOSS
2.4
50
2.0
40
RETURN LOSS (dB)
INSERTION LOSS (dB)
Config. A
INPUT
R. LOSS
(dB)
1.00
3.00
10.00
50.00
175.00
250.00
600.00
700.00
775.00
800.00
Outline Dimensions ( inch
mm )
A
.272
6.91
INSERTION
LOSS
(dB)
1.6
1.2
0.8
0.4
0.0
0
155
310
465
620
30
20
10
0
775
0
155
FREQUENCY (MHz)
310
465
620
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RF/IF MICROWAVE COMPONENTS
775
FREQUENCY (MHz)
REV. B
M98898
ADT4-1WT
ED-6920/1
HY/TD/CP/AM
070714