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Mini-Circuits
®
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
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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.
For detailed performance specs
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IF/RF MICROWAVE COMPONENTS
50Ω 0.5 to 300 MHz
RF Transformer
Surface Mount
TC4-1T+
CASE STYLE: AT224-1
PRICE: $2.19 ea. QTY (20)
$1.19 ea. QTY (100)
Outline Dimensions ( )
inch
mm
Maximum Ratings
Pin Connections
Features
PRIMARY DOT 6
PRIMARY 4
SECONDARY DOT 1
SECONDARY 3
SECONDARY CT 2
NOT USED 5
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. C
M111888
TC4-1T+
ED-6398/2
IG/TD/CP/AM
120508
Typical Performance Data
Config. A
* Insertion Loss is referenced to mid-band loss, 0.3 dB typ.
• wide band 0.5-300 MHz,
usable over 0.2-450 MHz
• good return loss
• impedance matching
• plastic base with leads
• aqueous washable
• catv
0.50 0.51 16.81
1.00 0.44 20.73
10.00 0.27 30.31
50.00 0.30 32.32
70.00 0.32 30.95
100.00 0.36 28.39
150.00 0.40 24.12
200.00 0.45 20.32
250.00 0.54 17.09
300.00 0.62 14.29
Outline Drawing AT224-1
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
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
K
L
wt
.028
.065
.190
.030
.007
grams
0.71 1.65 4.83 0.76 0.18
0.15
Ω
RATIO
(Secondary/Primary)
FREQUENCY
(MHz)
INSERTION LOSS*
3 dB
MHz
2 dB
MHz
1 dB
MHz
4 0.5-300 — 0.5-300 1.5-100
Permanent damage may occur if any of these limits are exceeded.
PCB Land Pattern
Suggested Layout,
Tolerance to be within
±
.002
Lead #1 identifier shall be located in the cross-hatched area shown.
Identifier may be either a molded or marked feature.
+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
INSERTION LOSS
0.0
0.2
0.4
0.6
0.8
1.0
0 50 100 150 200 250 300
FREQUENCY (MHz)
INSERTION LOSS (dB)
INPUT RETURN LOSS
0
10
20
30
40
50
0 50 100 150 200 250 300
FREQUENCY (MHz)
RETURN LOSS (dB)