1:1 Transmission Line Transformer with Tertiary Winding
50 - 1200 MHz
Rev. V5
MABA-010321-CT1A42
1
1
MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
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For further information and support please visit:
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DS-MABA-010321-CT1A42
1
Functional Schematic
Features
1:1 Impedance Ratio
Surface Mount Package
Excellent Amplitude & Phase Balance
Suitable for all CATV, Broadband and FTTx
Applications
Available on Tape & Reel
RoHS Compliant & Lead Free
260°C Reflow Compatible
Description
The MABA-010321-CT1A42 is a 1:1 transmission
line transformer in a surface mount package.
Ideally suited for all CATV Broadband and FTTx
applications.
Electrical Specifications: Freq. = 50 - 1200 MHz, TA = 25°C, Z0 = 75 Ω, PIN = 0 dBm
Pin Configuration
Pin # Function
1 Output 2
2,5 Not Used (ground)
3 Output 1
4 Ground
6 Input
Parameter Frequency (MHz) Units Min. Typ. Max.
Impedance Ratio dB 1:1
Insertion Loss 1:
(Pin 6-3 (Through))
50 - 150
150 - 500
500 - 870
870 - 1200
dB
0.2
0.5
0.8
1.3
0.4
0.6
0.95
1.65
Insertion Loss 1:
(Pin 6-1 (Coupled))
50 - 350
350-1200 dB 0.5
0.7
0.6
1.1
Amplitude Balance
50 - 500
500-1000
1000-1200
dB
0.2
0.4
0.6
±0.35
±0.65
±0.95
Phase Balance
50 - 500
500-1000
1000-1200
º
0.9
3.1
6.7
±2.0
±6.0
±10.0
Input Return Loss
(Pin 6)
50 - 150
150 - 700
700 - 1200
dB
20
13
8
22
16
11
Recommended Maximum Ratings
Parameter Value
Input Power 250 mW
DC Current 500 mA
Operating Temperature -40°C to +85°C
Ordering Information
Part number Description
MABA-010321-CT1A42 2000 piece reel
1:1 Transmission Line Transformer with Tertiary Winding
50 - 1200 MHz
Rev. V5
MABA-010321-CT1A42
2
2
MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
DS-MABA-010321-CT1A42
2
Typical Performance Curves: TA = 25°C, Z0 = 75 Ω, PIN = 0 dBm
Insertion Loss 2: (Pin 6 to 1)
Insertion Loss 1: (Pin 6 to 3)
Phase Balance
Return Loss: Input (Pin 6)
Amplitude Balance
-2.0
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
50 280 510 740 970 1200
(dB)
Frequency (MHz)
-2.0
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
50 280 510 740 970 1200
(dB)
Frequency (MHz)
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
50 280 510 740 970 1200
(dB)
Frequency (MHz)
-10
-8
-6
-4
-2
0
2
4
6
8
10
50 280 510 740 970 1200
(degree)
Frequency (MHz)
-35
-30
-25
-20
-15
-10
-5
0
50 280 510 740 970 1200
(dB)
Frequency (MHz)
1:1 Transmission Line Transformer with Tertiary Winding
50 - 1200 MHz
Rev. V5
MABA-010321-CT1A42
3
3
MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
DS-MABA-010321-CT1A42
3
Application Circuit
DC Bias Application Circuit
1:1 Transmission Line Transformer with Tertiary Winding
50 - 1200 MHz
Rev. V5
MABA-010321-CT1A42
4
4
MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
DS-MABA-010321-CT1A42
4
PCB Layout
Tape & Reel Information
Outline Drawing
1. Dimensions in mm.
2. Tolerance: ±0.2 mm unless otherwise noted.
3. Model number and lot code are printed on the reel.
4. Lead plating: ENIG on both sides, 0.05 to 0.1 µm gold over 3
to 6 µm nickel.
Parameter Units Value
Qty per reel - 2000
Reel Size mm 330
Tape Width mm 16.00
Pitch mm 8.00
Ao mm 4.5
Bo mm 6.7
Ko mm 3.8
Orientation - F5
Reference Application Note ANI-019 for orientation
Carrier Tape Orientation
Pin4
1:1 Transmission Line Transformer with Tertiary Winding
50 - 1200 MHz
Rev. V5
MABA-010321-CT1A42
5
5
MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
DS-MABA-010321-CT1A42
5
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