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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
50Ω 10 to 1900 MHz
RF Transformer
Surface Mount
CASE STYLE: AT1521
PRICE: $2.09 ea. QTY (20)
$1.09 ea. QTY (100)
Maximum Ratings
Pin Connections
Features
• PCS
• cellular
PRIMARY DOT 6
PRIMARY 4
SECONDARY DOT 3
SECONDARY 1
SECONDARY CT 2
Applications
OperatingTemperature -20°Cto85°C
StorageTemperature -55°Cto100°C
RFPower 0.25W
DCCurrent 30mA
Transformer Electrical Specifications
REV. OR
M133825
TC4-19X+
IG/TD/CP/AM
120508
Typical Performance Data
Config. H
*InsertionLossisreferencedtomid-bandloss,1.0dBtyp.
TC4-19X+
Ω
RATIO
(Secondary/Primary)
FREQ.
(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
410-1900 10-1900 20-1000 30-700 4 6 0.3 0.5
•wideband,10-1900MHz
•balancedtransmissionlinewithsecondarycentertap
•plasticbasewithleads
•aqueouswashable
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(deg.)
10.00 1.24 16.03 0.06 0.03
50.00 1.04 19.54 0.04 0.39
100.00 0.99 19.98 0.01 0.83
500.00 1.13 14.68 0.02 3.20
700.00 1.24 12.43 0.17 3.49
1000.00 1.55 9.92 0.49 3.74
1200.00 1.80 8.83 0.85 3.53
1500.00 2.34 7.69 1.47 3.59
1700.00 2.64 7.26 1.74 4.43
1900.00 2.99 7.01 1.95 4.99
Permanentdamagemayoccurifanyoftheselimitsareexceeded.
INSERTION LOSS
0.0
1.0
2.0
3.0
4.0
5.0
0 500 1000 1500 2000
FREQUENCY (MHz)
INSERTION LOSS (dB)
INPUT RETURN LOSS
0
10
20
30
40
0 500 1000 1500 2000
FREQUENCY (MHz)
RETURN LOSS (dB)
Outline Drawing AT1521
Outline Dimensions ( )
inch
mm
Suggested Layout,
±
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