SBT301

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—SBT301-series A. Electrical specifications: Part No. SBT301-02 SBT301-03 SBT301-04 SBT301-05 Winding Turns 2.5 Ts 3.5 Ts 4.5 Ts 5.5 Ts Insertion Loss 2.5dB Max. @ 8.0~1600 MHz @ 7.0~1100 MHz @ 7.0~600 MHz @ 4.0~600 MHz B. Mechanical dimensions: (Unit: mm) M1 Dimension Tolerance M2 M2 6.90 Max. M3 M3 4.40 Max. M4 2.0 ± 0.30 M5 0.60 ± 0.15 6.90 Max. 1.70 M5 6 1 2 M4 M4 1.20 4.0 M1 4 3 5.70 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 SBT301-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—SBT301-series E. Characteristic curve: S BT301-02 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1 10 100 1000 10000 Frequency (MHz) SBT301-03 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1 10 100 1000 10000 Frequency (MHz) I.L. (dB) I.L. (dB) SBT301-04 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1 10 100 1000 10000 Frequency (MHz) 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1 SBT301-05 I.L. (dB) I.L. (dB) 10 100 1000 10000 Frequency (MHz) SMD Balun Transformer SBT301-series Rev. A Jan. 01, 2006. Page: 2 of 2