MABA-009776-CF28A0
2:1 Flux Coupled Balun Transformer
5 - 100 MHz
Features
•
•
•
•
•
Surface Mount
2:1 Impedance
75Ω single ended to 37.5Ω Balance
RoHS Compliant, lead free
Available on Tape and Reel
M/A-COM Products
Rev. V1
Schematic
Description
M/A-COM’s MABA-009776-CF28A0 is a 2:1 RF
Flux coupled step-down BalUn transformer with out
a center tap, in a low cost surface mount package.
Ideally suited for high volume CATV/Broadband ap-
plications.
Case Style SM-164
Pin Configuration
Function
Secondary Dot
No connection
Secondary
Primary
Primary Dot
Pin Number
1
2
3
4
5
Ordering Information
Part Number
MABA-009776-CF28A0
MABA-009776-CF28TB
Package
2000
Customer Test Board
Dimensions are inches (millimetres) ±0.015 (0.38) unless otherwise specified.
1
ADVANCED:
Data Sheets contain information regarding a product M/A-COM Technology Solutions
•
North America
Tel: 800.366.2266 •
Europe
Tel: +353.21.244.6400
is considering for development. Performance is based on target specifications, simulated results,
•
India
Tel: +91.80.4155721
•
China
Tel: +86.21.2407.1588
and/or prototype measurements. Commitment to develop is not guaranteed.
Visit www.macomtech.com for additional data sheets and product information.
PRELIMINARY:
Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
MABA-009776-CF28A0
2:1 Flux Coupled Balun Transformer
5 - 100 MHz
M/A-COM Products
Rev. V1
Electrical Specifications: T
A
= 25°C, Z
0
= 75Ω, P
in
= 0dBm
Parameter
Frequency Range
Insertion Loss 1 (Pin 5 to Pin 1)
Insertion Loss 2 (Pin 5 to Pin 3)
Amplitude Balance
Phase Balance
Input Return Loss (Pin 4)
Test Conditions
5 - 100 MHz
5 - 100 MHz
5 - 100 MHz
5 - 100 MHz
5 - 100 MHz
5 - 100 MHz
Units
dB
dB
dB
º
dB
Min.
-
-
-
-
14
Typ.
0.4
0.4
0.1
2.0
22
Max.
0.8
0.8
±1.0
±6.0
-
Recommended Maximum Ratings
Parameter
RF Power
DC Current
Operating Temperature
Storage Temperature
Value
+27dBm (500mW)
300mA
-40°C to +100°C
-55°C to +115°C
Application Circuit
2
ADVANCED:
Data Sheets contain information regarding a product M/A-COM Technology Solutions
•
North America
Tel: 800.366.2266 •
Europe
Tel: +353.21.244.6400
is considering for development. Performance is based on target specifications, simulated results,
•
India
Tel: +91.80.4155721
•
China
Tel: +86.21.2407.1588
and/or prototype measurements. Commitment to develop is not guaranteed.
Visit www.macomtech.com for additional data sheets and product information.
PRELIMINARY:
Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
MABA-009776-CF28A0
2:1 Flux Coupled Balun Transformer
5 - 100 MHz
Typical Performance: T
A
= 25°C, Z
0
= 75Ω, P
in
= 0dBm
Insertion Loss 1 (Pin5 - Pin1)
0.0
-0.2
-0.4
-0.6
-0.8
M/A-COM Products
Rev. V1
Insertion Loss 2 (Pin5 - Pin3)
0.0
-0.2
-0.4
-0.6
-0.8
dB
dB
5
54
103
151
200
-1.0
-1.2
-1.4
-1.6
-1.8
-2.0
-1.0
-1.2
-1.4
-1.6
-1.8
-2.0
5
54
103
151
200
F requency (M H z)
Frequency (M Hz)
Amplitude Balance
1.0
0.8
0.6
0.4
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
5
54
103
151
200
Phase Balance
190
188
186
184
d eg ree
0.2
dB
182
180
178
176
174
172
170
5
54
103
151
200
F requency (M H z)
F requency (M H z)
Return Loss: Input (Pin5)
0
-5
-10
dB
-15
-20
-25
-30
-35
5
54
103
151
200
Note: Graphs plotted to 200MHz
for reference only
F requency (M H z)
3
ADVANCED:
Data Sheets contain information regarding a product M/A-COM Technology Solutions
•
North America
Tel: 800.366.2266 •
Europe
Tel: +353.21.244.6400
is considering for development. Performance is based on target specifications, simulated results,
•
India
Tel: +91.80.4155721
•
China
Tel: +86.21.2407.1588
and/or prototype measurements. Commitment to develop is not guaranteed.
Visit www.macomtech.com for additional data sheets and product information.
PRELIMINARY:
Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
