top hat®
Surface Mount
TC1-1-43X+
RF Transformer
50Ω
650 to 4000 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
Features
-40°C to 85°C
-55°C to 100°C
250mW
• wideband, 650 to 4000 MHz
• balanced transmission line
• good return loss
CASE STYLE: AT1521
DC Current
30mA
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
• excellent amplitude unbalance, 0.5 dB typ. and
phase unbalance, 3 deg typ. in 1 dB bandwidth
• plastic base with leads
Permanent damage may occur if any of these limits are exceeded.
Pin Connections
• aqueous washable
PRIMARY DOT
PRIMARY
6
4
1
3
2
Applications
• balanced to unbalanced transformation
• push-pull amplifiers
• PCS/DCS
Reel Size
7”
Devices/Reel
20, 50, 100, 200, 500
1000, 2000
SECONDARY DOT
SECONDARY
NOT USED
13”
• MMDS
Electrical Specifications (TAMB=25°C)
Outline Drawing AT1521
Ω
RATIO
FREQUENCY
INSERTION LOSS*
PHASE
UNBALANCE
(Deg.)
AMPLITUDE
(MHz)
UNBALANCE
(dB)
Typ.
Typ.
2 dB
MHz
1 dB
MHz
1 dB
2 dB
1 dB
2 dB
bandwidth bandwidth bandwidth bandwidth
1
650-4000
650-4000
800-3000
3
4
0.5 0.5
*Insertion Loss is referenced to mid-band loss, 0.5 dB typ.
PCB Land Pattern
Note:
1. Case Material Plastic
2. Termination Finish: Tin plate over Nickel plate.
3. Lead #1 identiꢀer shall be located in the
cross-hatched area shown, on bottom view.
Identiꢀer may be either a molded or marked feature.
4.Top-Hat total thickness: 0.13 inches max.
Typical Performance Data
Suggested Layout,
Tolerance to be within .002
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
650.00
700.00
800.00
1000.00
1600.00
0.30
0.30
0.32
0.35
0.45
19.40
19.03
19.01
18.85
16.34
0.72
0.70
0.65
0.50
0.15
7.04
6.11
4.73
3.45
0.32
inch
Outline Dimensions ( mm
)
A
.150
3.81
B
.150
3.81
C
.160
4.06
D
.050
1.27
E
.040
1.02
F
.025
0.64
2000.00
2600.00
3000.00
3800.00
4000.00
0.53
0.62
0.57
1.34
1.71
15.36
16.20
20.76
9.18
0.05
0.40
0.56
0.41
0.09
0.42
0.66
1.07
4.79
5.95
G
.028
0.71
H
.065
1.65
J
.190
4.83
K
.030
0.76
wt
grams
0.15
7.51
INSERTION LOSS
INPUT RETURN LOSS
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
23.0
21.0
19.0
17.0
15.0
13.0
11.0
9.0
Config. G
7.0
5.0
500
1000 1500 2000 2500 3000 3500 4000
FREQUENCY (MHz)
500 1000 1500 2000 2500 3000 3500 4000
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
M151107
TC1-1-43X+
ED-13728A/2
IG/CP/AM
151221
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®
Mini-Circuits
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