INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 · 417-335-5935 · Fax 417-335-5945 · EUROPE 44-1252-832600 · Fax 44-1252-837010
Mini-Circuits
®
Mini-Circuits ISO 9001 & ISO 14001 Certified
50 0.05 to 200 MHz
RF Transformer
Surface Mount
CASE STYLE: W38
PRICE: $5.95 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
250mW
DC Current
30mA
Outline Drawing
Transformer Electrical Specifications
REV. A
M98898
TT4-1
IG/TD/CP
060818
Typical Performance Data
Config. B
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
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
RATIO
FREQUENCY
(MHz)
INSERTION LOSS*
3 dB
MHz
2 dB
MHz
1 dB
MHz
3
0.05-200
0.05-200
0.2-50
1-30
* Insertion Loss is referenced to mid-band loss, 0.4 dB typ.
TT4-1
INSERTION LOSS
0.0
1.0
2.0
3.0
4.0
5.0
0.01
0.1
1
10
100
1000
FREQUENCY (MHz)
INSERTION
LOSS
(dB)
PRIMARY DOT
4
PRIMARY
6
PRIMARY CT
5
SECONDARY DOT
3
SECONDARY
1
SECONDARY CT
2
FREQUENCY
(MHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
Features
· wideband, 0.05 to 200 MHz
· good return loss
· also available with surface mount gull wing (KK81)
plug-in (X65) leads
Applications
· HF/VHF
· impedance matching
· balanced antennas
TT4-1+
TT4-1
0.05
2.88
1.46
0.10
1.29
4.13
0.20
0.58
8.81
0.50
0.39
15.77
1.00
0.36
19.03
30.00
0.51
11.31
50.00
0.91
7.28
100.86
1.96
3.92
195.15
2.78
3.87
200.00
2.76
4.08
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