CSH1250S FRONTIER | Alldatasheet
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SMD Power Choke: P/N CSH1250S-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 Power Choke— CSH1250S series A. Electrical specifications: Part No. Marking L (uH) ± 30% Test Freq. DCR (mΩ max.) I rms. (A) CSH1250S-R80M R80 0.80 100KHz 3.0 15.0 CSH1250S-1R4M 1R4 1.40 100KHz 3.9 13.0 CSH1250S-2R2M 2R2 2.20 100KHz 4.8 10.0 CSH1250S-3R1M 3R1 3.10 100KHz 8.0 8.1 CSH1250S-4R2M 4R2 4.20 100KHz 9.2 7.0 CSH1250S-5R5M 5R5 5.50 100KHz 11.8 6.2 CSH1250S-7R0M 7R0 7.00 100KHz 16.8 5.6 B. Mechanical dimensions: (Unit: mm) C. Features: 1. Tolerance: M: ± 20%, L: ± 15%, K: ± 10%. 2. Operating temperature: -30 °C TO +100°C. 3. Inductance measured on the HP4284A LCR meter. 4. DCR measured on the 502BC milli-ohm meter. 5. Inductance drops no more than 25% at ra ted current applied or temperature increases ∆ t < 40°C. 6. Flat stack wire wound perpendicular to the center of the core. 7. Inductance and Current range: Note: RoHS compliant; for the ROHS parts, we add “-LFR” at the end of the P/N. 12.0 12.0 2.3-4 (8.4) 1.8 6.5 5.6±0.3 XXX Mechanic Dimension 6.5 10.2 2.6 1.8 1 4 Land pattern Schematics
SMD Power Choke: P/N CSH1250S-series Rev. A Jan. 01, 2006. Page: 2 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 Power Choke— CSH1250S series D. Characteristic curve: 1. L vs. Frequency: 2. Typical L vs. DC Current: 0.1 1 10 100 1000 10000 7R0M 4R2M 2R1M 1R4M 0R8M Frequency (KHz) Inductance (uH) 0.1 11 0 1 0 0 0R8M 1R4M 2R1M 4R2M 7R0M Current (A) Inductance (uH)