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 Broadband CATV 4:1 Flux Coupled Transformer
Features * SMT unit * 4:1 impedance * Available on tape & reel * Excellent temperature stability Description M/A-COM's MABACT0045 is a low cost SMT 4:1 flux coupled transformer designed for high volume CATV Broadband applications. Suitable for use in 50 Ohm and 75 Ohm systems
MABACT0045 Preliminary V2P
SM-164 Case Style
Dimensions in inches [mm] Tolerance: .xx .02, .xxx .010
Electrical Specifications @ 25C, 75 Ohm
Parameter Test Conditions Units Min. Typ. Max.
Frequency Range: 5-200 MHz Insertion Loss Amplitude Balance Phase Balance Input Return Loss 5 - 65 MHz 65 - 200 MHz 50 - 200 MHz 5 - 65 MHz 65 - 200 MHz 5 - 65 MHz 65 - 200 MHz dB dB dB dB dB -- -- -- -- -- 15 12 0.6 0.8 0.2 0.1 0.3 25 17 1.0 1.0 0.3 2.0 3.0 -- --
M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-C makes OM no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use.
* North Am erica Tel: 800.366.2266 / Fax: 978.366.2266 * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
1
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Broadband CATV 4:1 Flux Coupled Transformer
MABACT0045
Pin Configuration
Absolute Maximum Ratings1
Function Primary Dot (input) Primary (ground) Secondary Dot (o/p 1) Secondary (o/p 2) Center Tap (ground)
Pin Number 5 4 3 1 2 RF Power DC Current Operating/Storage Temperature
Absolute Maximum 250 mW 30 mA -40 C to +85 C
Schematic
1 Exceeding one or a combination of these settings may cause permanent damage to the unit
M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-C makes OM no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use.
* North Am erica Tel: 800.366.2266 / Fax: 978.366.2266 * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
2
Visit www.m acom .comfor additional data sheets and product information.
Broadband CATV 4:1 Flux Coupled Transformer Typical Performance Curves @ +25C, 75 Ohm Insertion Loss 1: pin 5-3
0.0 -0.1 -0.2 -0.3 -0.4
MABACT0045
Insertion Loss 2: pin 5-1
0.0 -0.1 -0.2 -0.3 -0.4
dB
5 55 105 155
dB
-0.5 -0.6 -0.7 -0.8 -0.9 -1.0
-0.5 -0.6 -0.7 -0.8 -0.9 -1.0 5 55 105 155
Frequency (MHz)
Frequency (MHz)
Amplitude Balance
1.0 0.8 0.6 0.4
Phase Balance
185 184 183 182
degree
0.2
181 180 179 178 177 176 175 5 55 105 155
dB
0.0 -0.2 -0.4 -0.6 -0.8 -1.0 5 55 105 155
Frequency (MHz)
Frequency (MHz)
Input Return Loss
0 -5 -10 -15
dB
-20 -25 -30 -35 -40 5 55 105 155
Frequency (MHz)
M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-C makes OM no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use.
* North Am erica Tel: 800.366.2266 / Fax: 978.366.2266 * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
3
Visit www.m acom .comfor additional data sheets and product information.


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