Surface Mount Balun Transformers
Schematic "A"
1
2
3
4
6
Electrical Specifications at 25
O
C
Part
Number
Number
of Turns
Operating
Frequency
Range (MHz)
Insertion
Loss (dB)
Schem.
Application
T-948
T-949
T-950
1 1/2
2 1/2
3 1/2
4 1/2
5 1/2
1 1/2
2 1/2
3 1/2
1 1/2
2 1/2
3 1/2
4 1/2
1
2
3
4
1
2
3
4
5.5 - 80
2.5 - 200
1.5 - 170
0.8 - 140
0.6 - 130
160 - 220
55 - 170
30 - 140
30 - 85
6.5 - 100
3.5 - 160
2.5 - 150
10 - 55
8 - 55
3.5 - 50
2 - 37
10 - 55
50 - 85
24 - 50
10 - 38
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
A
A
A
A
A
B
B
B
D
D
D
D
C
C
C
C
C
C
C
C
Balun Transformer
Balun Transformer
Balun Transformer
Balun Transformer
Balun Transformer
Balun Transformer
Balun Transformer
Balun Transformer
Double Balanced Mixer
Double Balanced Mixer
Double Balanced Mixer
Double Balanced Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Frequency Mixer
Schematic "B"
1
2
3
4
6
T-951
T-952
T-1080
T-1081
T-1082
T-1083
T-1084
Schematic "C"
1
2
3
4
6
T-1085
T-1086
T-1087
T-1088
T-1089
T-1090
Schematic "D"
1
2
3
4
6
T-1091
T-1092
T-1093
T-1094
Small footprint - Surface Mount
Balun transformers can be used for
impedance matching, power combining,
signal splitting, frequency mixing, as
frequency multipliers and as directional
couplers.
Physical
Dimensions
inches (mm)
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37
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