Surface Mount
ADTT3-2+
ADTT3-2
RF Transformer
50Ω
0.2 to 210 MHz
Features
Maximum Ratings
Operating Temperature -20°C to 85°C
Storage Temperature -55°C to 100°C
RF Power
0.25W
DC Current
30mA
Permanent damage may occur if any of these limits are exceeded.
CASE STYLE: CD636
• excellent return loss, 20 dB in 1 dB bandwidth
• excellent amplitude unbalance, 0.2 dB typ. in
1 dB bandwidth
• aqueous washable
• protected under U.S. Patent 6,133,525
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Applications
Pin Connections
PRIMARY DOT
3
PRIMARY1
PRIMARY CT
2
SECONDARY DOT
4
SECONDARY 6
SECONDARY CT
5
• impedance matching
• balanced amplifier
and Reel
Available Tape cost
at no extra
Devices/Reel
20, 50, 100, 200, 500
500,1000
Reel Size
7”
13”
Transformer Electrical Specifications
Ω
RATIO
(Secondary/Primary)
FREQUENCY
(MHz)
Outline Drawing
3
0.2-210
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
0.2-210
0.3-150
0.5-90
1
4
0.2
0.2
* Insertion Loss is referenced to mid-band loss, 0.3 dB typ.
PCB Land Pattern
Typical Performance Data
FREQUENCY
(MHz)
Suggested Layout,
Tolerance to be within ±
� .002
Outline Dimensions ( inch
mm )
A
.272
6.91
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
.162
4.11
F
.055
1.40
G
.100
2.54
wt
grams
0.25
0.19
0.27
5.00
10.00
50.00
90.00
145.00
155.00
180.00
210.00
Demo Board MCL P/N: TB-211
0.56
0.51
0.29
0.31
0.43
0.62
1.01
1.10
1.34
1.71
AMPLITUDE
UNBALANCE
(dB)
15.07
17.97
24.23
23.55
18.00
13.82
10.13
9.61
8.44
7.24
PHASE
UNBALANCE
(Deg.)
0.02
0.01
0.01
0.00
0.03
0.05
0.12
0.13
0.21
0.31
0.05
0.04
0.02
0.22
0.26
0.80
1.53
1.96
2.51
3.54
ADTT3-2
INPUT RETURN LOSS
30
1.6
1.4
RETURN LOSS (dB)
INSERTION LOSS (dB)
INPUT
R. LOSS
(dB)
ADTT3-2
INSERTION LOSS
1.8
Config. B
INSERTION
LOSS
(dB)
1.2
1.0
0.8
0.6
0.4
0.2
0.0
25
20
15
10
5
0
42
84
126
FREQUENCY (MHz)
168
210
0
42
84
126
168
210
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
Mini-Circuits
®
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com
REV. E
M151107
ADTT3-2
ED-8076/1
DY/TD/CP/AM
150522