SRP2512-R47M Bourns

Features Applications Wirewound construction DC/DC converters for: - Smart phones Iron powder core - DVC/DSCs Magnetically shielded construction - Tablets provides low radiation - HDD/SSDs Low DC resistance - Mobile electronic devices Low pro le RoHS compliant* SRP2512 Series - SMD Power Inductors Electrical Speci cations 25 C General Speci cations Inductance Test Frequency ... 1 MHz/1 V Inductance Irms Bourns DCR Isat Operating Temperature 1 MHz / 1 V Part Number (m) Max. (A) (A) L (H) Tol. (%) ................................-40 C to +125 C (Temperature rise included) SRP2512-R47M 0.47 20 25 4.5 5.3 Storage Temperature SRP2512-R68M 0.68 20 35 3.7 4.1 ................................-50 C to +125 C SRP2512-1R0M 1 20 49 3.4 3.4 Rated Current SRP2512-1R5M 1.5 20 77 2.5 3.2 ............ Inductance drops 30 % at Isat Temperature Rise .....40 C at rated Irms SRP2512-2R2M 2.2 20 104 2.1 3.0 Resistance to Soldering Heat ....+260 C How to Order Electrical Schematic Materials SRP2512 - 1R0M Core ..................................... Iron powder Terminal ......................................... Ni/Sn Model Packaging ....... 3000 pcs. per 7-inch reel Value Code (see table) Product Dimensions Soldering Pro le 1.2 MAX. (.047) t p CRITICAL T p ZONE T to T RAMP-UP L P T 0.6 0.2 0.6 0.2 L t L T (.024 + .008) (.024 + .008) smax 2.5 0.2 (.098 .008) T smin RAMP-DOWN 2.0 0.2 t s (.079 .008) Preheat 25 Recommended Layout t 25 C to Peak Time (Seconds) 1.2 Pro le Feature Pb Free Assembly (.047) Average Ramp Rate (T to T ) 3 C/second max. Smax P Preheat - Temperature Min. (T ) 150 C Smin 2.0 - Temperature Max. (T ) 200 C Smax (.079) - Time (t to t ) 60-180 seconds smin smax Time Maintained Above - Temperature (T ) 217 C L 2.8 - Time (t ) 60-150 seconds L (.110) Peak Temperature (T ) 260 C +0/-5 C p MM Time within 5 C of Actual Peak Temperature DIMENSIONS: (INCHES) (T ) 20-40 seconds p Ramp-Down Rate 6 C/second max. Time 25 C to Peak Temperature 8 minutes max. *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specications are subject to change without notice. Users should verify actual device performance in their specic WARNING Cancer and Reproductive Harm applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT Temperature (C) SRF0504 Series - Line FilterSRP2512 Series - SMD Power Inductors L vs. I Charts SRP2512-R47M SRP2512-1R5M 0.5 100 1.8 70 65 1.7 0.4 80 60 1.6 55 0.3 60 1.5 50 1.4 45 0.2 40 40 1.3 0.1 20 35 1.2 30 0 0 1.1 25 01 2374 5 6 20 1.0 DC Bias(A) 15 0.9 10 0.8 5 0.7 0 SRP2512-R68M 0 0.5 1 1.5 2 2.5 3 3.5 0.7 100 DC Bias(A) 80 0.5 60 SRP2512-2R2M 2.5 100 40 0.3 2.0 80 20 1.5 60 0.1 0 010.5 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 1.0 40 DC Bias(A) 0.5 20 0 0 0 0.5 1 1.52.2.53435 SRP2512-1R0M 1.2 100 DC Bias(A) 80 0.9 60 0.6 40 0.3 20 0 0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 DC Bias(A) Specications are subject to change without notice. Users should verify actual device performance in their specic applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Inductance (H) Inductance (H) Inductance (H) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Inductance (H) Inductance (H) Temperature Rise (C) Temperature Rise (C)