Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: frontierusa.com
SMD Balun Transformer—
SBT201-series
A. Electrical specifications:
Part No.
SBT201-02
SBT201-03
SBT201-04
SBT201-05
Winding Turns
2.5 Ts
3.5 Ts
4.5 Ts
5.5 Ts
Insertion Loss 2.5dB Max.
@ 8.0~2000 MHz
@ 6.0~2000 MHz
@ 5.0~1900 MHz
@ 3.0~1700 MHz
B. Mechanical dimensions: (Unit: mm)
M1
Dimension
Tolerance
4.4
Max.
M2
5.50
Max.
M3
M3
3.20
Max.
M4
1.50
± 0.30
M5
0.50
± 0.15
M2
M5
6
1
2
4
3
M4
M4
6.20mm
2.90mm
3.0 mm
3.8
mm
M1
0.80 mm
Mechanical dimension
Land Pattern
C. Test configuration and connection:
D.
Note:
RoHS
compliant; for the
ROHS
parts, we add “-LFR” at the end of the P/N.
SMD Balun Transformer SBT201-series
Rev. A
Jan. 01, 2006. Page: 1 of 2
Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: frontierusa.com
SMD Balun Transformer—
SBT201-series
E. Characteristic curve:
SBT201-02
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
1
10
100
1000
10000
Frequency (MHz)
0
-1
-2
-3
I.L.
(dB)
-4
-5
-6
-7
-8
-9
-10
1
10
S B T 201-03
I.L.
(dB)
100
1000
10000
Frequency (MHz)
SBT201-04
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
1
10
100
1000
10000
Frequency (MHz)
0
-1
-2
-3
I.L.
(dB)
-4
-5
-6
-7
-8
-9
-10
1
10
SBT201-05
I.L.
(dB)
100
1000
10000
Frequency (MHz)
SMD Balun Transformer SBT201-series
Rev. A
Jan. 01, 2006. Page: 2 of 2