RF TRANSFORMER
For Wideband RF Applications
For single-ended to balanced applications
Value-oriented construction
Small surface mount package
Excellent insertion loss
Various impedance ratios available
Electrical Specifications @ 25°C
Standard RoHS-6
Part
Compliant
Number
Part No.
C2073
C2073NL
C2073A
C2073ANL
Impedance Ratio
1
Pri:Sec
(±2%)
1:4CT
Turns Ratio
1
Pri:Sec
(±2%)
1:2CT
Insertion Loss
2
(dB TYP/MAX)
5-65MHz:
0.50/0.70
65-200MHz:
0.80/1.20
Amplitude Balance
2
(dB TYP/MAX)
5-65MHz:
0.01/0.02
65-200MHz:
0.02/0.05
Phase Balance
2
(degrees TYP/MAX)
5-65MHz:
0.4/2.0
65-200MHz:
2.0/5.0
Return Loss
(dB TYP/MIN)
5-65MHz:
20/15
65-200MHz:
13/7.0
CX2148
CX2148NL
5-50 MHz:
5-50 MHz:
5-50 MHz:
5-50 MHz:
1:1CT
1:1CT
0.50dB MAX
0.10dB MAX
2° MAX
20dB MIN
CX2148A CX2148ANL
NOTE:
Part with cover plate is designated C2073A or CX2148A. Optional Tape & Reel packaging can be ordered by adding a “T” suffix to the part number
(ex: C2073T, C2073AT or C2073NLT).
Mechanical
C2073/CX2148
.154 dia.
3,91 dia.
.169 ± .004
4,30 ± 0,10
Schematic
.106
2,69
Date Code Country of Origin
C2073/CX2148
.209 ± .004
5,30 ± 0,10
.114
2,90
1
.236
6,00
6
2
3
SEC:PRI
4
Pin 1
.059
1,50
.118
3,00
.028 ± .004
0,71 ± 0,10
.059
1,50
.118
3,00
5X .039
1,00
SUGGESTED PAD LAYOUT
NOTE: C2073A and
CX2148A has
optional cover plate
Dimensions:
Inches
mm
Unless otherwise specified,
all tolerances are ± .010
0,25
.150 MAX
3,81 MAX
.002/0,05
5 SURFACES
.003 ± .002
0,08 ± 0,05
5X .030
0,76
5X 0° 8°
USA 858 674 8100
•
UK 44 1483 401 700
•
France 33 3 84 35 04 04
•
Singapore 65 6287 8998
•
Shanghai
86 21 54643211 / 2
•
China 86 769 5538070
•
Taiwan 886 3 4641811
www.pulseeng.com
C224.B (2/06)
RF TRANSFORMER
For Wideband RF Applications
Application Notes
A. Materials used in the products are UL94-V0 recognized.
Products meet requirements of IEC 695-2-2 (Needle Flame Test).
B. For additional impedance ratios and frequency ranges, please
contact Applications Engineering.
C. For performance plots of
CX2148
and
CX2148A,
please contact
Applications Engineering.
Notes from Tables
1. Impedance and turns ratios are specified primary:secondary.
(CT=Center Tap).
2. For
CX2148
and
CX2148A,
Insertion Loss, Amplitude Balance
andPhase Balance are measured on balanced side (secondary
output pins 1 and 3) relative to ground pin (pin 2).
Insertion
Loss (dB)
0
1
2
3
4
C2073 / C2073A - Typical
Insertion
Loss
0.1
1
Frequency (MHz)
10
100
500
Tape and Reel Information
.079
2,00
.157
4,00
PIN 1
CIRCULAR
HOLES
.069
1,75
Weight
. . . . . . . . . . . . . 0.43 grams
Tape & Reel.
. . . . . . . . . 2000 /reel
Tray
. . . . . . . . . . . . . . . . . 100 /tray
.295
7,50
.630
16,00
USER DIRECTION OF FEED
QTY:
2200 PCS / REEL
.315
8,00
For More Information:
Pulse Worldwide
Headquarters
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
Pulse
Northern Europe
3 Huxley Road
Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
Pulse
Southern Europe
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
Pulse
Pulse North China
China Headquarters
Room 1503
No. 1
Industrial District
Changan, Dongguan
China
TEL: 86 769 5538070
FAX: 86 769 5538870
XinYin Building
No. 888 YiShan Road
Shanghai 200233
China
TEL: 86 21 54643211/2
FAX: 86 21 54643210
Pulse South Asia
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 6287 8998
FAX: 65 6280 0080
Pulse North Asia
No. 26
Kao Ching Road
Yang Mei Chen
Taoyuan Hsien
Taiwan, R. O. C.
TEL: 886 3 4641811
FAX: 886 3 4641911
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product
names mentioned herein may be trademarks or registered trademarks of their respective owners.
© Copyright, 2006. Pulse Engineering, Inc. All rights reserved.
www.pulseeng.com
C224.B (2/06)
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