SRP4012-R56M Bourns

This series is currently available but Features not recommended for new designs. Shielded construction The newer Model SRP4012TA Flat wire series is recommended. Unit height of 1.2 mm Inductance range: 0.22 to 1.5 H Rated current up to 9 A RoHS compliant* and halogen free** SRP4012 Series - Shielded Power Inductors Test Voltage ..................................0.25 V Inductance I rms I sat DCR Test Frequency ......................... 100 KHz Bourns Part No. L (H) 20 % (A) (A) (m ) Max. 230 C 50 sec. max. SRP4012-R22M 0.22 9 10 9.3 Operating Temperature SRP4012-R47M 0.47 6.5 9 20 ................................-55 C to +125 C (Temperature rise included) SRP4012-R56M 0.56 5.5 8 25 Storage Temperature SRP4012-1R0M 1.0 4.8 6.3 33.6 ................................-55 C to +125 C SRP4012-1R2M 1.2 3 6 45 Resistance to Soldering Heat SRP4012-1R5M 1.5 3 5.5 50 .............................+260 C for 10 sec. Materials Core .................................................. Iron Wire ............................Enameled copper Terminal ........................................ Cu/Sn 275 260 C peak Rated Current .....Ind. drops 20 % at Isat <1>Maximum of 10 seconds <1> 255 C between +255 C and +260 C Temperature Rise .....40 C at rated Irms 225 220 C Packaging ..... 2000 pcs. per 13-inch reel 190C Ramp Down 60 seconds maximum 5 C/second 175 150 C Product Dimensions 125 120-150 seconds 4.7 10 seconds minimum MAX. (.185) 75 Ramp Up 4 C/second maximum 25 0 50 100 150 200 250300 4.0 0.2 Time (Seconds) R22 (.157 .008) Electrical Schematic Recommended Layout 4.0 0.2 (.157 .008) 2.2 1.5 (.087) (.059) 0.0 - 0.3 (0.0 - .012) 6.0 1.2 MAX. (.236) (.047) Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 520 390 Email: eurocus bourns.com 0.6 0.1 The Americas: Tel: +1-951 781-5500 Email: americus bourns.com (.024 .004) www.bourns.com 1.0 0.3 (.039 .012) MM DIMENSIONS: (INCHES) WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. **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. 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 R22 *RoHS COMPLIANT Temperature (C)Applications DC/DC converters Power supplies for: Portable communications equipment Laptop computers Camcorders, HDTV, car audio systems Video game consoles SRP4012 Series - Shielded Power Inductors L vs. I Charts SRP4012-R22M SRP4012-R47M 100 0.50 100 0.22 90 90 0.48 0.21 80 80 0.20 0.46 70 70 60 60 0.19 0.44 50 50 0.42 0.18 40 40 30 0.40 30 0.17 20 20 0.16 0.38 10 10 0 0 0.15 0.36 DC Bias (A) DC Bias (A) SRP4012-1R0M SRP4012-R56M 50 1.10 100 0.62 90 1.05 0.60 80 40 1.00 0.58 70 0.95 60 0.56 30 0.90 50 0.54 40 0.85 20 30 0.52 0.80 20 0.50 0.75 10 10 0.70 0 0.48 0 0.46 DC Bias (A) DC Bias (A) SRP4012-1R5M SRP4012-1R2M 1.50 100 100 1.20 90 90 1.45 1.15 80 80 1.40 70 70 1.10 1.35 60 60 50 1.30 50 1.05 40 40 1.25 1.00 30 30 1.20 20 20 0.95 1.15 10 10 0 0.90 1.10 0 DC Bias (A) 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) Inductance ( H) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C)