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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.
For detailed performance specs
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IF/RF MICROWAVE COMPONENTS
50Ω 0.02 to 250 MHz
RF Transformer
Surface Mount
CASE STYLE: W38
PRICE: $5.65 ea. QTY (1-9)
Outline Dimensions ( )
inch
mm
Maximum Ratings
Pin Connections
Operating Temperature -20°C to 85°C
Storage Temperature -55°C to 100°C
RF Power 0.25W
DC Current 30mA
Outline Drawing
Transformer Electrical Specications
REV. A
M98898
T4-6T
IG/TD/CP
130513
Typical Performance Data
Cong. A
A B C D E F
.30
.27
.23
.010
.042
.020
7.62 6.86 5.84 0.25 1.07 0.51
G
H
J
K
L
wt
.100
.05
.09
.31
.036
grams
2.54 1.27 2.29 7.87 0.91
0.50
Ω
RATIO
(Secondary/Primary)
FREQUENCY
(MHz)
INSERTION LOSS*
3 dB
MHz
2 dB
MHz
1 dB
MHz
4 0.02-250 0.02-250 0.05-150 0.1-100
*Insertion Loss is referenced to mid-band loss, 0.25 dB typ.
T4-6T
INSERTION LOSS
0.0
0.5
1.0
1.5
2.0
2.5
0.01 0.1 1 10 100 1000
FREQUENCY (MHz)
INSERTION LOSS (dB)
PRIMARY DOT 4
PRIMARY 6
SECONDARY DOT 3
SECONDARY 1
SECONDARY CT 2
NOT USED 5
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
Features
• wideband, 0.02 to 250 MHz
• excellent return loss
• also available with surface mount gull wing (KK81)
plug-in (X65) leads
Applications
• impedance matching
• push-pull amplier
T4-6T+
T4-6T
0.02 2.30 3.08
0.05 0.89 5.47
0.10 0.48 9.35
0.20 0.36 15.86
0.50 0.31 20.74
1.00 0.26 23.39
100.00 0.42 14.83
125.01 0.50 14.73
150.00 0.55 15.23
250.00 0.99 15.91
T4-6T
INSERTION LOSS
0.0
0.5
1.0
1.5
2.0
2.5
0.01 0.1 1 10 100 1000
FREQUENCY (MHz)
INSERTION LOSS (dB)
T4-6T
INPUT RETURN LOSS
0
10
20
30
40
50
0.01 0.1 1 10 100 1000
FREQUENCY (MHz)
RETURN LOSS (dB)
Permanent damage may occur if any of these limits are exceeded.
+RoHS Compliant
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
