NT IA PL M CO Features Applications ■ Wirewound construction ■ DC/DC converters for: *R oH S ■ Iron powder core ■ Magnetically shielded construction provides low radiation ■ Low DC resistance - Smart phones DVC/DSCs Tablets HDD/SSDs Mobile electronic devices ■ Low profile ■ RoHS compliant* SRP2010 Series - SMD Power Inductors Electrical Specifications @ 25 °C General Specifications Inductance @ 1 MHz / 1 V L (µH) Tol. (%) Bourns Part Number DCR (mΩ) Max. Irms (A) Isat (A) SRP2010-R24M 0.24 20 21 4.5 5.6 SRP2010-R33M 0.33 20 29 3.8 5.0 SRP2010-R47M 0.47 20 40 3.3 4.4 SRP2010-R68M 0.68 20 49 3.1 3.7 SRP2010-1R0M 1.0 20 69 2.6 2.9 SRP2010-1R5M 1.5 20 137 1.9 2.5 SRP2010-2R2M 2.2 20 150 1.7 1.9 Inductance Test Frequency/ Voltage ............................... 1 MHz/1 V Operating Temperature ................................-40 °C to +125 °C (Temperature rise included) Storage Temperature ................................-50 °C to +125 °C Rated Current ............ Inductance drops 30 % at Isat Temperature Rise .....40 °C at rated Irms Resistance to Soldering Heat ....+260 °C Materials Electrical Schematic How to Order SRP2010 - 1R0M Model Value Code (see table) Core .....................................Iron powder Terminal ......................................... Ni/Sn Packaging ....... 3000 pcs. per 7-inch reel Product Dimensions Soldering Profile 1.0 MAX. (.039) tp Tp CRITICAL ZONE TL to TP Temperature (°C) RAMP-UP TL 0.5 ± 0.3 (.020 + .012) tL Tsmax 0.5 ± 0.3 (.020 + .012) 2.0 ± 0.2 (.079 ± .008) Tsmin 1.6 ± 0.2 (.063 ± .008) RAMP-DOWN ts Preheat 25 Recommended Layout t 25 °C to Peak Time (Seconds) 0.9 (.035) Profile Feature Pb Free Assembly Average Ramp Rate (TSmax to TP) 3 °C/second max. Preheat - Temperature Min. (TSmin) - Temperature Max. (TSmax) - Time (tsmin to tsmax) Time Maintained Above - Temperature (TL) - Time (tL) Peak Temperature (Tp) 1.6 (.063) 150 °C 200 °C 60-180 seconds 2.0 (.079) 217 °C 60-150 seconds 260 °C +0/-5 °C DIMENSIONS: Time within 5 °C of Actual Peak Temperature (Tp) Ramp-Down Rate 20-40 seconds Time 25 °C to Peak Temperature 8 minutes max. 6 °C/second max. * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. MM (INCHES) SRP2010 Series SRF0504 Series- SMD - LinePower FilterInductors L vs. I Charts SRP2010-R24M SRP2010-1R0M 1.2 100 100 0.15 60 50 0.10 40 30 0.05 20 80 70 0.8 60 0.6 50 40 0.4 30 20 0.2 10 0 10 0 0 0 1 2 3 4 5 6 0 0.5 1.0 1.5 0.30 60 0.25 50 0.20 40 0.15 30 0.10 20 0.05 10 0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 60 1.4 Inductance (μH) 70 1.6 Temperature Rise (°C) Inductance (μH) 0.35 1.0 1.2 50 1.0 40 0.8 30 0.6 20 0.4 10 0.2 0 0 5.5 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 SRP2010-R47M 100 SRP2010-2R2M 2.5 100 90 Inductance (μH) 70 0.3 60 50 0.2 40 30 0.1 20 90 2.0 80 1.5 60 70 Inductance (μH) 80 Temperature Rise (°C) 0.4 50 1.0 40 30 0.5 20 10 0 10 0 0 0 2 1 3 4 5 0 DC Bias(A) 0.5 1.0 1.5 2.0 2.5 0 3.0 DC Bias(A) SRP2010-R68M 0.7 100 80 0.5 70 0.4 60 50 0.3 40 30 0.2 20 0.1 Temperature Rise (°C) 90 0.6 Inductance (μH) 2.6 DC Bias(A) DC Bias(A) 0.5 0 4.0 3.5 70 80 0.5 3.0 SRP2010-1R5M SRP2010-R33M 0 2.5 DC Bias(A) DC Bias(A) 0.40 2.0 Temperature Rise (°C) Inductance (μH) 70 90 1.0 Temperature Rise (°C) 80 Inductance (μH) 0.20 Temperature Rise (°C) 90 Temperature Rise (°C) 0.25 10 0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 4.0 DC Bias(A) Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. SRP2010 Series - SMD Power Inductors Packaging Specifications 110 ± 0.5 (4.331 ± .020) 13.0 ± 0.2 DIA. (.512 ± .008) 2.2 ± 0.5 (.087 ± .020) 4.0 ± 0.5 (.157 ± .020) 178 ± 1.0 (7.008 ± .040) DIA. 5.0 ± 0.5 (.197 ± .020) 60 +0.5/-0.0 (2.362 +.020/-.000) DIA. 3.0 ± 0.5 (.118 ± .020) 9.0 ± 0.5 (.354 ± .020) 0.22 ± 0.05 (.009 ± .002) DIA. 1.55 ± 0.05 (.061 ± .002) 4.0 ± 0.1 (.157 ± .004) 2.0 ± 0.05 (.079 ± .002) 12.0 ± 0.15 (.472 ± .006) 1.75 ± 0.1 (.069 ± .004) 3.0 ± 0.1 (.118 ± .004) 3.5 ± 0.1 (.138 ± .004) 8.0 ± 0.3 (.315 ± .012) 1.15 ± 0.10 (.045 ± .004) 1.8 ± 0.1 (.071 ± .004) USER DIRECTION OF FEED 4.0 ± 0.1 (.157 ± .004) DIMENSIONS: QTY: 3,000 PCS. PER REEL MM (INCHES) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com REV. 01/16 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.