RSurFfaceTMoruant nsformer
ADT1.5-122+
50Ω 20 to 1200 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
Features
CASE STYLE: CD542
PRICE: $2.95 ea. QTY.(20)
• excellent return loss, 19 dB typ. in 1 dB bandwidth
• good amplitude unbalance, .25 dB typ. and
phase unbalance, 1.0 deg. typ in 1dB bandwidth
• good insertrion loss flatness from 50 MHz to 850 MHz
• aqueous washable
-40°C to 85°C
-55°C to 100°C
0.5W
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
DC Current
30mA
Permanent damage may occur if any of these limits are exceeded.
• protected under US patent 6,133,525
Pin Connections
Applications
• impedance matching
• balanced amplifier
• cable TV
Reel Size
7”
13”
Devices/Reel
20, 50, 100, 200, 500
500,1000
PRIMARY DOT, 50Ω unbalanced
3
PRIMARY
1 & 2 connect to GND
SECONDARY DOT, 75Ω balanced
SECONDARY, 75Ω balanced
NOT USED
4
6
5
Transformer Electrical Specifications
Ω
FREQUENCY
(MHz)
INSERTION LOSS*
PHASE
AMPLITUDE
UNBALANCE
(dB)
RATIO
UNBALANCE
(Deg.)
Outline Drawing
(Secondary/Primary)
Typ.
Typ.
3 dB
MHz
2 dB
MHz
1 dB
MHz
1 dB
2 dB
1 dB
2 dB
bandwidth bandwidth bandwidth bandwidth
1.5
20-1200
—
20-1200
50-1000
1.0 1.2 .25 .35
* Insertion Loss is referenced to mid-band loss, 1 dB typ.
Config. K
PCB Land Pattern
Typical Performance Data
FREQUENCY
(MHz)
INSERTION
LOSS
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
(dB)
Suggested Layout,
Tolerance to be within � .002
20.00
40.00
50.00
1.25
1.17
1.15
1.14
1.11
1.19
1.25
1.37
1.51
1.95
19.29
20.85
21.10
21.36
22.20
19.59
19.83
24.80
19.14
11.92
0.01
0.11
0.11
0.07
0.03
0.01
0.21
0.56
0.76
0.95
0.70
0.53
0.21
0.03
1.13
1.23
2.15
0.69
1.45
5.56
inch
Outline Dimensions (
)
mm
60.00
100.00
300.00
500.00
850.00
1000.00
1200.00
A
.272
6.91
B
.310
7.87
C
.220
5.59
D
.100
2.54
E
.112
2.84
F
.055
1.40
G
.100
2.54
H
.030
0.76
J
.026
0.66
K
.065
1.65
L
.300
7.62
wt
grams
0.20
ADT1.5-122+
INPUT RETURN LOSS
ADT1.5-122+
INSERTION LOSS
Demo Board MCL P/N: TB-375
30
25
20
15
10
5
Suggested PCB Layout (PL-257)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
200
400
600
800
1000
1200
0
200
400
600
800
1000
1200
FREQUENCY (MHz)
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document 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
REV. A
M108864
ADT1.5-122+
ED-12126B/4
DJ/TD/CP/AM
120718
®
Mini-Circuits
www.minicircuits.com P.O. Box 35166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com