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 0.02 to 30 MHz
RF Transformer
Surface Mount
CASE STYLE: W38
PRICE: $9.95 ea. QTY (1-9)
Outline Dimensions ( )
inch
mm
Maximum Ratings
Pin Connections
Operating Temperature
-20C to 85C
Storage Temperature
55C to 100C
RF Power
250mW
DC Current
30mA
Outline Drawing
Transformer Electrical Specifications
REV. A
M98898
TT25-1
IG/TD/CP
060804
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
25
0.02-30
0.02-30
0.05-20
0.1-10
* Below 0.05 MHz, Insertion Loss is specified for room temperature and above.
TT25-1
INSERTION LOSS
0.0
1.0
2.0
3.0
4.0
5.0
0.01
0.1
1
10
100
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
excellent return loss
also available with surface mount gull wing (KK81)
plug-in (X65) leads
Applications
HF
radio communication systems
impedance matching
ham radio
TT25-1+
TT25-1
0.02
2.72
6.13
0.03
1.86
7.95
0.05
1.18
10.45
0.07
0.80
13.16
0.15
0.48
19.05
0.30
0.37
25.11
1.01
0.27
28.34
4.66
0.30
12.69
20.13
1.46
2.94
30.00
2.60
2.00
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