CSH1250S-3R1M

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. CSH1250S-R80M CSH1250S-1R4M CSH1250S-2R2M CSH1250S-3R1M CSH1250S-4R2M CSH1250S-5R5M CSH1250S-7R0M Marking R80 1R4 2R2 3R1 4R2 5R5 7R0 L (uH) ± 30% 0.80 1.40 2.20 3.10 4.20 5.50 7.00 Test Freq. 100KHz 100KHz 100KHz 100KHz 100KHz 100KHz 100KHz DCR (mΩ max.) 3.0 3.9 4.8 8.0 9.2 11.8 16.8 I rms. (A) 15.0 13.0 10.0 8.1 7.0 6.2 5.6 B. Mechanical dimensions: (Unit: mm) 12.0 5.6±0.3 (8.4) 1.8 XXX 12.0 2.3-4 Mechanic Dimension 10.2 1 2.6 1.8 4 6.5 Land pattern C. Features: 1. 2. 3. 4. 5. 6. 7. 2 Schematics 3 Tolerance: M: ± 20%, L: ± 15%, K: ± 10%. Operating temperature: -30°C TO +100°C. Inductance measured on the HP4284A LCR meter. DCR measured on the 502BC milli-ohm meter. Inductance drops no more than 25% at rated current applied or temperature increases ∆ t < 40°C. Flat stack wire wound perpendicular to the center of the core. Inductance and Current range: a.) CSS1250S: From 0.8uH(15.0A) to 7.0uH(5.6A). Note: RoHS compliant; for the ROHS parts, we add “-LFR” at the end of the P/N. SMD Power Choke: P/N CSH1250S-series Rev. A Jan. 01, 2006. Page: 1 of 2 6.5 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: 10 7R0M 4R2M 2R1M 1 2. Typical L vs. DC Current: 10 SMD Power Choke: P/N CSH1250S-series Inductance (uH) Inductance (uH) 1R4M 0R8M 0 .1 1 10 100 1000 10000 Frequency (KHz) 7R0M 4R2M 2R1M 1 1R4M 0R8M 0 .1 1 10 100 Current (A) Rev. A Jan. 01, 2006. Page: 2 of 2