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Mini-Circuits
®
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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.
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IF/RF MICROWAVE COMPONENTS
75Ω 0.3 to 475 MHz
RF Transformer
Surface Mount
Maximum Ratings
Pin Connections
Features
PRIMARY DOT 6
PRIMARY 3
SECONDARY DOT 1
SECONDARY 3
Applications
Operating Temperature -20°C to 85°C
Storage Temperature -55°C to 100°C
RF Power 0.25W
DC Current 30mA
Transformer Electrical Specifications
REV. OR
M134154
TC9-1-75X+
IG/TD/CP/AM
120508
Typical Performance Data
Config. D
* Insertion Loss is referenced to mid-band loss, 0.4 dB typ.
Stepdown, 75 ohm primary, 51 pF across secondary
• wideband 0.3-475 MHz
•goodreturnloss,23dBtypin1dBbandwidth
•step-down9:1autotransformer
•plasticbasewithleads
•aqueouswashable
•matchinglaserdiode
Demo Board MCL P/N: TB-276
0.30 0.80 14.70
0.50 0.71 16.80
0.90 0.66 18.13
10.00 0.36 22.63
100.00 0.44 22.86
200.00 0.42 22.40
300.00 0.29 23.48
370.00 0.29 18.53
450.00 0.84 9.48
475.00 1.40 7.44
CASESTYLE:AT1521
PRICE:$2.59ea.QTY(20)
$1.59ea.QTY(100)
TC9-1-75X+
Ω
RATIO
(Primary/Secondary)
FREQUENCY
(MHz)
INSERTION LOSS*
3 dB
MHz
2 dB
MHz
1 dB
MHz
75/8 0.3-475 0.3-475 0.5-450 0.9-370
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
TC9-1-75+
INSERTION LOSS
0.0
0.3
0.6
0.9
1.2
1.5
0 100 200 300 400 500
FREQUENCY (MHz)
INSERTION LOSS (dB)
TC9-1-75+
INPUT RETURN LOSS
0
10
20
30
40
50
0 100 200 300 400 500
FREQUENCY (MHz)
RETURN LOSS (dB)
Permanent damage may occur if any of these limits are exceeded.
Outline Drawing AT1521
Outline Dimensions ( )
inch
mm
Outline Drawing AT1521
PCB Land Pattern
Suggested Layout,
Tolerance to be within
±
.002
Notes:
1. Case Material: Plastic
2. Termination Finish: Tin plate over Nickel plate.
3. Lead#1 identifier shall be located in the cross-hatched area shown, on bottom view.
Identifier may be either a molded or marked feature.
4. Top-Hat total thickness: .013 inches max.
A B C D E F
.150 .150 .160 .050 .040 .025
3.81 3.81 4.06 1.27 1.02 0.64
G H J K wt
.028 .065 .190 .030 grams
0.71 1.65 4.83 0.76 0.15
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
Available Tape and Reel
at no extra cost
Reel Size Devices/Reel
7” 20, 50, 100, 200, 500
13” 1000, 2000