Permanent damage may occur if any of these limits are exceeded.
ISO 9001 ISO 14001 AS 9100 CERTIFIED
Mini-Circuits
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 The Design Engineers Search Engine
Provides ACTUAL Data Instantly at
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.
For detailed performance specs
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IF/RF MICROWAVE COMPONENTS
RF Transformer
Surface Mount
ADT8-1T+
ADT8-1T
CASE STYLE: CD637
PRICE: $4.50 ea. QTY (10-49)
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
0.5W
DC Current
30mA
Outline Drawing
Transformer Electrical Specifications
REV. C
M112648
ADT8-1T
ED-7827/3
WZ/TD/CP/AM
071101
Typical Performance Data
Config. A
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
+ 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.
A
B
C
D
E
F
G
.272
.310
.220
.100
.206
.055
.100
6.91
7.87
5.59
2.54
5.23
1.40
2.54
H
J
K
L
wt
.030
.026
.065
.300
grams
0.76
0.66
1.65
7.62
0.40
excellent amplitude unbalance, 0.05 dB typ. in
1 dB bandwidth
excellent return loss, 20 dB typ. in 1 dB bandwidth
aqueous washable
protected under US patent 6,133,525
impedance matching
balanced amplifiers
RATIO
(Secondary/Primary)
FREQUENCY
(MHz)
INSERTION LOSS*
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
8
0.1-130
0.15-110
0.2-75
1
2
0.5
0.1
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
PRIMARY DOT
3
PRIMARY
1
SECONDARY DOT
4
SECONDARY
6
SECONDARY CT
5
NOT USED
2
50
0.1 to 130 MHz
* Insertion Loss is referenced to mid-band loss, 0.4 dB typ.
Demo Board MCL P/N: TB-430
0.09
0.47
15.05
0.04
0.00
0.24
0.40
23.55
0.04
0.00
0.57
0.40
29.96
0.04
0.03
1.00
0.37
32.82
0.04
35.50
0.47
31.20
0.04
0.91
75.00
0.72
16.98
0.01
2.34
100.00
1.08
11.97
0.04
3.69
115.00
1.40
9.71
0.09
4.78
125.00
1.66
8.44
0.14
5.67
130.00
1.80
7.87
0.17
6.17
ADT8-1T
INSERTION LOSS
0.0
0.4
0.8
1.2
1.6
2.0
0
26
52
78
104
130
FREQUENCY (MHz)
IN
S
E
R
TI
O
N
LO
S
(d
B
)
ADT8-1T
INPUT RETURN LOSS
0.0
10.0
20.0
30.0
40.0
0
26
52
78
104
130
FREQUENCY (MHz)
R
E
TU
R
N
LO
S
(d
B
)