DR Series High Power Density, High Efficiency, Shielded Inductors

Transcription

1 DR Series High Power Density, High Efficiency, Shielded Inductors Description 5 C maximum total operating temperature Four sizes of shielded drum core inductors Inductance range from.33µh to µh Current range up to 56 amps peak Magnetic shielding Secure mounting Ferrite core material pplications Computer, DVD players, and portable power devices LCD panels DC-DC converters Buck, boost, forward, and resonant converters Noise filtering and filter chokes Environmental Data Storage temperature range: -4 C to +5 C Operating temperature range: -4 C to +5 C (range is application specific) Solder reflow temperature: +6 C max. for seconds max. Packaging 35 (DR73), (DR74), 6 (DR5), and 35 (DR7) per reel Part Number Rated OCL () () (3) I rms I sat DCR (4) Volt-µSec (5) Inductance +/-% mps mps (Ω) Typ. (µh) (µh) Peak Typ. DR73-R33-R DR73-R-R DR73-R5-R DR73-R-R DR73-3R3-R DR73-4R7-R DR73-6R8-R DR73-8R-R DR73--R DR73-5-R DR73--R DR73-33-R DR73-47-R DR73-68-R DR73-8-R DR73--R DR73-5-R DR73--R DR73-33-R DR73-47-R DR73-68-R DR73-8-R DR73--R () Open Circuit Inductance Test Parameters: khz,.5vrms,.dc. () RMS current for an approximate T of 4 C without core loss. It is recommended that the temperature of the part not exceed 5 C. (3) Peak current for approximate 3% roll off at C. (4) DCR C. (5) pplied Volt-Time product (V-µS) across the inductor. This value represent the applied V-µS at khz necessary to generate a core loss equal to % of the total losses for 4 C temperature rise. 6) Part number definition: DRxxx-yyy-R DRxxx = product code and size, -yyy = inductance value in µh, R = decimal point. If no R is present, third character = # of zeros -R suffix = RoHS compliant 7 BU-SB737 Page of 6 Data Sheet 435

2 Part Number Rated OCL () () (3) I rms I sat DCR (4) Volt-µSec (5) Inductance +/-% mps mps (Ω) Typ. (µh) (µh) Peak Typ. DR74-R33-R DR74-R-R DR74-R5-R DR74-R-R DR74-3R3-R DR74-4R7-R DR74-6R8-R DR74-8R-R DR74--R DR74-5-R DR74--R DR74-33-R DR74-47-R DR74-68-R DR74-8-R DR74--R DR74-5-R DR74--R DR74-33-R DR74-47-R DR74-68-R DR74-8-R DR74--R DR5-R47-R DR5-R-R DR5-R5-R DR5-R-R DR5-3R3-R DR5-4R7-R DR5-6R8-R DR5-8R-R DR5--R DR5-5-R DR5-8-R DR5--R DR5-33-R DR5-47-R DR5-56-R DR5-68-R DR5-8-R DR5--R DR5-5-R DR5--R DR5-33-R DR5-47-R DR5-68-R DR5-8-R DR5--R DR5-47-R DR5-4-R () Open Circuit Inductance Test Parameters: khz,.5vrms,.dc. () RMS current for an approximate T of 4 C without core loss. It is recommended that the temperature of the part not exceed 5 C. (3) Peak current for approximate 3% roll off at C. (4) DCR C. (5) pplied Volt-Time product (V-µS) across the inductor. This value represent the applied V-µS at khz necessary to generate a core loss equal to % of the total losses for 4 C temperature rise. 6) Part number definition: DRxxx-yyy-R DRxxx = product code and size, -yyy = inductance value in µh, R = decimal point. If no R is present, third character = # of zeros -R suffix = RoHS compliant 7 BU-SB737 Page of 6 Data Sheet 435

3 Part Number Rated OCL () () (3) I rms I sat DCR (4) Volt-µSec (5) Inductance +/-% mps mps (Ω) Typ. (µh) (µh) Peak Typ. DR7-R47-R DR7-R-R DR7-R5-R DR7-R-R DR7-3R3-R DR7-4R7-R DR7-6R8-R DR7-8R-R DR7--R DR7-5-R DR7--R DR7-33-R DR7-47-R DR7-68-R DR7-8-R DR7--R DR7-5-R DR7--R DR7-33-R DR7-47-R DR7-68-R DR7-8-R DR7--R () Open Circuit Inductance Test Parameters: khz,.5vrms,.dc. () RMS current for an approximate T of 4 C without core loss. It is recommended that the temperature of the part not exceed 5 C. (3) Peak current for approximate 3% roll off at C. (4) DCR C. (5) pplied Volt-Time product (V-µS) across the inductor. This value represent the applied V-µS at khz necessary to generate a core loss equal to % of the total losses for 4 C temperature rise. 6) Part number definition: DRxxx-yyy-R DRxxx = product code and size, -yyy = inductance value in µh, R = decimal point. If no R is present, third character = # of zeros -R suffix = RoHS compliant 7 BU-SB737 Page 3 of 6 Data Sheet 435

4 Dimensions - mm DR73 Series 6. RECOMMENDED PD LYOUT SCHEMTIC DR73 ### DR74 Series RECOMMENDED PD LYOUT SCHEMTIC DR74 ### DR5 Series.5 Typ. 4.9 Typ DR5-### RECOMMENDED PD LYOUT SCHEMTIC DR7 Series.5 Typ. RECOMMENDED PD LYOUT 3.8 SCHEMTIC 4.9 Typ.5 8. DR7-### Dimensions in millimeters. ### = Inductance value per family chart wwllyy = (date code) R = revision level 7 BU-SB737 Page 4 of 6 Data Sheet 435

5 Packaging Information DR73 Series 35 parts per reel, 3" diameter reel.. ±. 4. Ø.5 +./-.. Ø.5 Min..75±. Bo DR73 xxy 7.5±. 6. ±.3 CTUL SIZE DR73 o=7.9mm Bo=7.9mm Ko=3.8mm Ko SECTION - o DR74 Series parts per reel, 3" diameter reel.. ±. 4. Ø.5 +./-.. Ø.5 Min..75±. Bo DR74 xxy 7.5±. 6. ±.3 CTUL SIZE DR74 o=7.9mm Bo=7.9mm Ko=4.7mm Ko SECTION - o DR5 Series 6 parts per reel, 3" diameter reel..5 dia +./ dia min.7.5 B DR5-### 4. +/-.3 CTUL SIZE DR5 o=3.mm Bo=3.mm Ko=6.3mm K SECTION - 6. DR7 Series 35 parts per reel, 3" diameter reel..5 dia +./ dia min.7.5 o=3.mm Bo=3.mm Ko=8.3mm K SECTION - B DR7-###. 4. +/-.3 CTUL SIZE DR7 Dimensions are in millimeters. 7 BU-SB737 Page 5 of 6 Data Sheet 435

6 Inductance Characteristics OCL vs Isat DR OCL vs Isat DR % of Isat OCL vs Isat DR % of Isat OCL vs Isat DR % of Isat % Isat Core Loss Irms DERTING WITH CORE LOSS 3 5 % of Losses from Irms (maximum) khz khz khz 5 khz 5 khz % of pplied Volt-µSecond North merica 5 Broken Sound Parkway NW Suite F Boca Raton, FL Tel: Fax: Toll Free: P.O. Box 446 St. Louis, MO Tel: Fax: Europe Cooper (UK) Limited Burton-on-the-Wolds Leicestershire LE 5TH UK Tel: +44 () Fax: +44 () vda. Santa Eulalia, 9 83 Terrassa, (Barcelona), Spain Tel: Fax: sia Pacific Jalan Kilang Timor #6- Pacific Tech Centre Singapore 5933 Tel: Fax: This bulletin is intended to present product design solutions and technical information that will help the end user with design applications. reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Life Support Policy: does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 7 St. Louis, MO BU-SB737 Page 6 of 6 Data Sheet 435