SRN8040

PL IA NT Features ■ Semi-shielded construction Applications ■ DC/DC converters ■ Notebook computers ■ Digital video cameras ■ HDDs ■ Cell phones ■ Televisions, LCD displays CO M *R oH S 2R2 ■ High rated current ■ Component height: 4 mm ■ Inductance range: 0.5 to 100 µH ■ Rated current up to 10 A ■ RoHS compliant* and halogen free** SRN8040 Series - Semi-shielded Power Inductors Electrical Specifications @ 25 °C Inductance @ 100 KHz/1 V DCR (Ω) Max. General Specifications Operating Temperature ................................. -40 °C to +105 °C (Temperature rise included) Storage Temperature .. -40 °C to +125 °C Resistance to Solder Heat ...............................+250 °C for 10 sec. Temperature Rise .... 40 °C at rated Irms Rated Current ........... Inductance drops 30 % at Isat Materials Core ..............................................Ferrite Wire ........................... Enameled copper Terminal Finish ....................................Sn Coating ................ Magnetic epoxy resin Packaging.....1200 pcs. per 13-inch reel How to Order Bourns Part No. SRN8040-R50Y SRN8040-1R0Y SRN8040-1R5Y SRN8040-2R2Y SRN8040-3R3Y SRN8040-3R6Y SRN8040-4R7Y SRN8040-6R8Y SRN8040-8R2Y SRN8040-100M SRN8040-150M SRN8040-220M SRN8040-330M SRN8040-470M SRN8040-680M SRN8040-101M L (μH) Tol. % Irms (A) Isat (A) 0.5 1.0 1.5 2.2 3.3 3.6 4.7 6.8 8.2 10 15 22 33 47 68 100 30 30 30 30 30 30 30 30 30 20 20 20 20 20 20 20 0.007 0.01 0.011 0.013 0.021 0.022 0.024 0.033 0.045 0.05 0.07 0.1 0.145 0.19 0.275 0.4 10 7.8 7 6.3 5.6 4.9 4.1 3.9 3.7 3.1 2.4 2.2 1.7 1.4 1.1 1 12 11 8.2 7.4 5.5 5.3 4.7 4.2 4 3.4 2.7 2.2 1.9 1.5 1.2 1 SRN8040 - 100M Model Value Code (see table) Soldering Profile Temperature Rising Area ±3.0 °C/sec. max. Preheat Area 150 ~ 200 °C / 60 - 180 sec. Reflow Area +1.5 ~ 3.0 °C Forced Cooling Area 6.0 °C / sec max. PeakTemperature: 250 °C +5/-10 °C, 5 sec. max. Product Dimensions 8.0 ± 0.3 (.315 ± .012) Temperature (°C) 250 200 150 100 50 40~90 sec.max. 217 °C 8.0 ± 0.3 (.315 ± .012) 0 50 100 150 200 250 Time (Seconds) Peak Temperature: 255 ° max. Maximum Time Above 217 °C: 90 seconds 3.2 REF. (.126) 4.0 MAX. (.157) Electrical Schematic Recommended Layout REF. 3.5 (.138) 8.0 REF. (.315) MM 2.2 2.2 DIMENSIONS: REF. REF. (INCHES) (.087) (.087) * RoHS Directive 2002/95/EC Jan 27, 2003 including Annex. ** Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be “halogen free” if (a) the Bromine (Br ) content is 900 ppm or less; (b) the Chlorine ( Cl ) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine ( Cl ) content is 1500 ppm or less. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. SRF0504 Series -- Line Filter RN8040 Series Semi-shielded Power Inductors Packaging Specifications 330 DIA. (12.992) 2.0 ± 0.5 (.079 ± .020) 22.4 (.881) 13.0 ± 0.5 (.512 ± .020) DIA. 50.0 -0 (1.97 -0) 21.0 ± 0.8 (.827 ± .031) 13.0 ± 0.5 DIA. (.512 ± .020) 18 +0 (.709 +0) 16.0 (.630) END 12.0 (.472) 4.0 (.157) START LEADER COMPONENTS TRAILER 200 (7.874) MIN. NO COMPONENT 400 (15.748) USER DIRECTION OF FEED MIN. NO COMPONENT QTY: 1200 PCS. PER REEL DIMENSIONS: MM (INCHES) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com 08/11 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.