ETC CX2024

RF BALUN TRANSFORMERS
Transformers for Wideband RF Applications
Low cost construction
Miniature surface mount package
Excellent insertion loss
Ideal for balanced-to-unbalanced applications
Designed for:
· CATV Distribution/Drop Amplifiers
· Set Top Boxes
· Home Gateways
Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C
Part
Number
Impedance
Ratio1
( Pri:Sec - ±2%)
10 MHz
(TYP / MAX)
CX2024
1:1
0.46/1.00 dB
Insertion Loss 2
50-750 MHz 750-1000 MHz
(TYP / MAX)
(TYP / MAX)
0.37/0.50 dB
0.48/0.60 dB
10 MHz
(TYP / MIN)
>40/20 dB
Return Loss
Phase
Unbalance
50-750 MHz 750-1000 MHz
(TYP / MIN)
(TYP / MIN) (50-1000 MHz)
>30/20 dB
30/16 dB
Amplitude
Unbalance
(50 MHz) (100-1000 MHz)
20 deg. MAX 1.4 dB MAX
1.25 dB MAX
NOTE: Optional cover plate available. Part with cover plate is designated CX2024A. Optional Tape & Reel packaging can be ordered by adding a “T” suffix to the part number
(ex: CX2024T or CX2024AT).
Mechanical
Schematic
CX2024
.202 ± .015
5,13 ± 0,38
6
5
.109 .229
2,77 5,82
4
.204 ± .015
5,18 ± 0,38
1
2
3
.154 dia.
3,90 dia.
.158
4,01
NOTE: CX2024A has
optional cover plate
3
4
PRI : SEC
.160 MAX
4,06
Tape & Reel . . . . . . . . . . . . . . . . . . . . . .2000 /reel
Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100 /tray
Power Rating . . . . . . . . .30 mA MAX; 0.25 W MAX
.079
2,01
6X.040
1,02
PIN 1
6
SUGGESTED PAD LAYOUT
.140 MAX
3,56
.158
4,01
6X.050
1,27
.079
2,01
1
Dimensions: Inches
mm
Unless otherwise specified, all tolerances are ± .010
0,25
6X.040
1,02
US 858 674 8100 UK 44 1483 401 700 France 33 3 84 35 04 04 Singapore 65 287 8998 Taiwan 886 2 2698 0228 Hong Kong 852 2788 6588 http://www.pulseeng.com
·
·
·
·
·
·
PRELIMINARY C217.P (12/01)
RF BALUN TRANSFORMERS
Transformers for Wideband RF Applications
Application Notes
A. Bandwidth specifications for CX2024 are for a 75 W system.
B. Materials used in the products are UL94-V0 recognized. Products
meet requirements of IEC 695-2-2 (Needle Flame Test).
C. For additional impedance ratios and frequency ranges, please
contact Applications Engineering.
D. Pick and place operation: smooth upper surface of device allows
automatic pick and place.
Notes from Tables
1. Impedance and turns ratios are specified primary:secondary.
2. These transformers are verified to operate from -40°C to +85°C.
Contact Applications Engineering for performance data.
CX2024 - Amplitude
-1
1
2
-3
3
4
Amplitude 1
-2
(dB)
Insertion Loss (dB)
CX2024 - Typical Insertion Loss
0
1
10
100
-4
Amplitude 2
1000
Frequency (MHz)
1
CX2024 - Phase Unbalance
1000
Frequency (MHz)
CX2024 - Amplitude Unbalance
180°
-0.8
178°
-1.2
(dB)
Phase
-0.4
176°
174°
172°
1
Frequency (MHz)
1000
1
Frequency (MHz)
1000
For More Information :
UNITED STATES
(Worldwide)
UNITED KINGDOM
(Northern Europe)
FRANCE
SINGAPORE
(Southern Europe) (Southern Asia)
TAIWAN, R.O.C.
(Northern Asia)
HONG KONG
(Great China)
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
http://www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
1 & 2 Huxley Road
The Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
3F-4, No. 81, Sec. 1
HsinTai Wu Road
Hsi-Chih, Taipei Hsien
Taiwan, R.O.C.
Tel: 886 2 2698 0228
FAX: 886 2 2698 0948
19/F, China United Plaza
1008 Tai Nan West Street
Cheung Sha Wan, Kowloon
Hong Kong, China
TEL: 852 2788 6588
FAX: 852 2776 1055
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 287 8998
FAX: 65 280 0080
DISTRIBUTOR
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.
Printed on recycled paper. ©2001, Pulse Engineering, Inc.
PRELIMINARY C217.P (12/01)