DIP Inductors - Shielded CTSDM129NF Series SPECIFICATIONS Parts are only available in ±20% inductance tolerance. Irms: Will cause an approximate temp rise of ≤40°C Isat: Will cause L0A to drop approximately 20% typ. From 0.25 µH to 0.68 µH Inductance (µH) Test Freq. (kHz) Q Min. DCR Max.. Ω) (mΩ Irms Typ.. (A) Isat Max. (A) CTSDM129NF-R25M 0.25 100 25 0.60 40 45 CTSDM129NF-R30M 0.30 100 20 0.60 30 40 CTSDM129NF-R47M 0.47 100 20 0.80 35 40 CTSDM129NF-R50M 0.50 100 25 0.80 38 42 CTSDM129NF-R60M 0.60 100 20 0.55 30 40 CTSDM129NF-R68M 0.68 100 25 1.00 35 40 Part Number Not shown at actual size. RoHS ctparts.com Compliant CHARACTERISTICS Description: DIP (shielded) power inductor Applications: Power line DC/DC converter applications used in power switching, personal computers & other hand held electronic equipment. Operating Temperature: -25°C to +125°C Inductance Tolerance: ±20% Testing: Inductance is tested on an HP4284A at 100kHz, 1.0Vdc Packaging: Bulk Marking: Marked with inductance code Miscellaneous: RoHS Compliant Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. PHYSICAL DIMENSIONS & RECOMMENDED LAND PATTERN (mm) P/N A B C Max. Max. Max. D E F W R25/R47/R50/R68 12.5 12.5 10.5 3.4±0.5 6.68±0.5 6.68±0.5 1.6±0.1 R30/R60 12.5 12.5 10.5 3.4±0.5 6.0±0.5 7.3±0.5 1.6±0.1 L M N Ref. Ref. 9.45±0.5 9.45 1.9 9.45±0.5 9.45 1.9 D E R25 E B C 12.5 L M A ØN ØW F F 12.5 PCB Pattern 10.03.08 CENTRAL TECHNOLOGIES Manufacturer of Passive Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2008 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice DIP Inductors - Shielded ctparts.com CTSDM129NF Series DC CURRENT vs INDUCTANCE & TEMPERATURE RISE CTSDM129NF-R25M CTSDM129NF-R30M 0.4 100 0.5 100 90 80 0.4 80 0.2 40 30 60 0.2 40 TE MP. RISE (oC) 50 INDUC TA NCE (uH) 60 0.3 TEMP. RISE( oC) INDUCTANCE (uH) 0.3 70 0.1 0.1 20 20 10 0 0 0 10 20 30 40 50 0 60 0 0 15 DC CURRENT(A) 30 45 60 DC CURRENT(A ) CTSDM129NF-R47M CTSDM129NF-R50M 80 0.6 1 100 90 70 30 20 0.15 0.75 70 60 0.5 50 40 30 TEMP. RISE(oC) 40 0.3 TEMP. RISE(oC) INDUCTANCE(uH) 50 INDUCTANCE (uH) 80 60 0.45 0.25 20 10 0 10 0 0 10 20 30 0 40 0 0 10 DC CURRENT(A) 20 30 40 50 DC CURRENT(A) CTSDM129NF-R60M CTSDM129NF-R68M 1 1 100 100 90 80 60 0.4 40 0.2 20 0.75 70 60 0.5 50 40 30 0.25 20 10 0 0 0 0 10 20 30 40 0 0 50 DC CURRENT(A) 10 20 DC CURRENT(A) 10.03.08 CENTRAL TECHNOLOGIES 30 Manufacturer of Passive Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2008 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice 40 50 TEMP. RISE( oC) 0.6 INDUCTANCE (uH) 80 TEMP. RISE( oC) INDUCTANCE (uH) 0.8