MABA-011085
1:1 Transmission Line Balun with Tertiary Winding
5 - 1225 MHz
Features
Rev. V1
Functional Schematic
Surface Mount
1:1 Impedance
Available on Tape and Reel
RoHS Compliant and Pb Free
260°C Reflow Compatible
Excellent Temperature Stability
1
4
2
3
Description
The MABA-011085 is a 1:1 transmission line balun
with tertiary winding in a low cost surface mount
package.
Ideally suited for all CATV Broadband and FTTx
applications.
Pin Configuration
Pin No.
Function
1
Primary (Ground)
2
Secondary Dot (Output 1)
3
Secondary (Output 2)
4
Primary (Input)
Electrical Specifications: Freq. = 5 - 1225 MHz, TA = 25°C, Z0 = 75 Ω, Pin = 0 dBm
Parameter
Conditions
Units
Min.
Typ.
Max.
Impedance Ratio
—
—
—
1:1
—
dB
—
dB
—
dB
—
0.2
0.4
0.7
0.3
0.5
0.4
0.2
0.4
0.3
0.8
1.0
0.5
0.7
0.8
±0.3
±0.7
5 - 300 MHz
300 - 1000 MHz
1000 - 1225 MHz
5 - 300 MHz
300 - 1000 MHz
1000 - 1225 MHz
5 - 300 MHz
300 - 1225 MHz
Insertion Loss 1
(Pin 4 - Pin 2)
Insertion Loss 2
(Pin 4 - Pin 3)
Amplitude Balance
Phase Balance
(ref value 180°)
5 - 300 MHz
300 - 1225 MHz
dB
—
1.0
2.0
±3.0
±9.0
Input Return Loss
(Pin 4)
5 - 300 MHz
300 - 1225 MHz
dB
25
15
30
25
—
Ordering Information1
Absolute Maximum Ratings
Part Number
Description
Parameter
Absolute Maximum
MABA-011085-PPR
900 piece reel
Input RF Power
2000 mW
MABA-011085-TB
sample board
DC Current
1500 mA
Operating Temperature
-40°C to +125°C
1. All sample boards include 5 loose parts.
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.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
DC-0012064
MABA-011085
1:1 Transmission Line Balun with Tertiary Winding
5 - 1225 MHz
Rev. V1
Recommended PCB Layout
VDC
RFIN
RFIN
C1
Ground
RFOUT1
RFOUT2
Layout Option 1 - no dc voltage on tertiary winding
1.
2.
3.
4.
RFOUT1 /
VDC
RFOUT2 /
VDC
Layout Option 2 - dc voltage on tertiary winding
Recommended PCB layout shown above uses 1.6 mm FR4
Grounded coplanar wave guide transmission line
Trace width 0.70 mm
Gap 0.57 mm
Application Schematics
VDC
C1
1
RFOUT1
2
4
MABA-011085
RFIN
3
1
RFOUT1 /
VDC
2
4
MABA-011085
RFIN
3
RFOUT2 /
VDC
RFOUT2
Option 1 - no dc voltage on tertiary winding
Option 2 - dc voltage on tertiary winding
Parts List
Component
Value
Package
C1
10 nF
0402
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
DC-0012064
MABA-011085
1:1 Transmission Line Balun with Tertiary Winding
5 - 1225 MHz
Rev. V1
Typical Performance Curves: TA = 25°C, Z0 = 75 Ω, PIN = 0 dBm
Full temperature plots available on request
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
DC-0012064
MABA-011085
1:1 Transmission Line Balun with Tertiary Winding
5 - 1225 MHz
Rev. V1
Part Outline Drawing
Orientation
Notch
6.35
1
1.5
4
4
2.50
1
7.11
5.08
2
3
Top View
1.0
3
1.90
2
Side View
Bottom View
3.15
1.45
5.08
0.40
2.40
End View
1.20
Land Pattern
1.
2.
3.
4.
Dimensions in mm
Tolerance: ±0.2 mm unless otherwise noted
Model number and lot code are printed on the reel
Plating finish: ENIG on both sides, 0.05 to 0.1 µm gold over 3 to 6 µm nickel
Carrier Tape Orientation
Tape & Reel Information
Parameter
Units
Value
Qty per reel
-
900
Reel Size
mm
330
Tape Width
mm
16.00
Pitch
mm
12.00
Orientation
-
F60
Reference Application Note ANI-019 for orientation
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
DC-0012064
MABA-011085
1:1 Transmission Line Balun with Tertiary Winding
5 - 1225 MHz
Rev. V1
MACOM Technology Solutions Inc. All rights reserved.
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products. These materials are provided by MACOM as a service to its customers and may be used for
informational purposes only. Except as provided in MACOM's Terms and Conditions of Sale for such products or
in any separate agreement related to this document, MACOM assumes no liability whatsoever. MACOM
assumes no responsibility for errors or omissions in these materials. MACOM may make changes to
specifications and product descriptions at any time, without notice. MACOM makes no commitment to update
the information and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future
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to any intellectual property rights is granted by this document.
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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
DC-0012064