SRP4020-4R7M Bourns

This series is obsolete and not Features recommended for new designs. n Shielded construction The newer Model SRP4020TA series is recommended. n Flat wire n Unit height of 2 mm n Inductance range: 0.22 to 5.6 H n Rated current up to 10 A n RoHS compliant* SRP4020 Series - Shielded Power Inductors Electrical Specifications General Specifications 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. Reflow Soldering .. 230 C 50 sec. max. SRP4020-R22M 0.22 11.5 11.5 7 Operating Temperature SRP4020-R36M 0.36 9 11 12 ................................-55 C to +125 C 4.8 MAX. (.189) (Temperature rise included) SRP4020-R47M 0.47 7 10 12 Storage Temperature SRP4020-R56M 0.56 7 8 14.7 ................................-55 C to +125 C SRP4020-R68M 0.68 6.3 7 17 Resistance to Soldering Heat 4.0 0.2 SRP4020-R88M 0.88 6 6.5 18 .............................+260 C for 10 sec. (.157 .008) SRP4020-1R0M 1.0 5 6 21.6 Materials SRP4020-1R2M 1.2 5 5 22 Core ..................................................Iron SRP4020-1R5M 1.5 5.1 5 29 Wire ............................Enameled copper 4.0 0.2 SRP4020-2R2M 2.2 3.9 5 40 Terminal ........................................Cu/Sn (.157 .008) SRP4020-3R3M 3.3 3.3 4.3 48 Rated Current .....Ind. drops 20 % at Isat Temperature Rise .....40 C at rated Irms SRP4020-4R7M 4.7 2.7 4 75 0.0 - 0.3 Packaging ..... 2000 pcs. per 13-inch reel (0.0 - .012) SRP4020-5R6M 5.6 2.4 3.5 90 Soldering Profile Product Dimensions 2.0 MAX. (.079) 275 275 4.8 MAX. 260 C peak (.189) <1>Maximum of 10 seconds <1>5 seconds maximum <1> 255 C <1> 245 C between +255 C and +260 C at +245 C 225 225 220 C 170 C 190C Ramp Down 60 seconds 183 C maximum 5 C/second 175 175 4.0 0.2 150 C 150 C 60 seconds(.157 .008) Ramp Down maximum 5 C/second 125 125 120-150seconds 120-150 seconds 2.5 10 secondsminimum 10 secondsminimum 0.6 0.3 (.099) 75 75 (.024 .012) Ramp Up Ramp Up 4.0 0.2 4 C/second maximum 4 C/second maximum 4.5 (.157 .008) 1.6 25 25 0.8 0.3 (.177) (.063) 050 100 150200 250300 050100 150200 250300 (.031 .012) 1.5 Time (Seconds) Time (Seconds) 0.0 - 0.3 (.060) (0.0 - .012) Electrical Schematic Recommended Layout 2.0 2.2 MAX. 1.5 (.079) (.087) (.059) 6.0 (.236) 0.6 0.3 (.024 .012) 1.6 0.8 0.3 (.063) (.031 .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. 2.2 Specifications are subject to change without notice. 1.5 (.087) (.059) Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 6.0 (.236) OBSOLETE R68 Temperature(C) Temperature(C) SRP4020 Series - Shielded Power Inductors L vs. I Charts SRP4020-R36M SRP4020-R22M 0.35 50 0.24 100 0.34 90 0.23 0.33 40 80 0.22 0.32 70 0.21 0.31 60 30 0.20 0.30 50 0.19 40 0.29 20 0.18 30 0.28 0.17 20 0.27 10 0.16 10 0.26 0.15 0 0.25 0 01 23 45 67 89 10 11 12 13 14 15 0 12345 6789 10 DC Bias (A) DC Bias (A) SRP4020-R47M SRP4020-R56M 0.50 60 0.60 80 70 0.55 50 0.45 60 40 0.50 50 0.40 0.45 40 30 0.35 30 0.40 20 20 0.30 0.35 10 10 0.30 0 0.25 0 0123456789 10 0 1 2 3 4 5 6 7 8 9 10 DC Bias (A) DC Bias (A) SRP4020-R88M SRP4020-R68M 0.90 45 0.80 50 40 0.85 0.70 40 35 0.80 30 0.75 0.60 30 25 0.70 20 0.50 20 0.65 15 0.60 0.40 10 10 0.55 5 0.30 0 0.50 0 00.5 11.5 22.5 33.5 44.5 55.5 66.5 77.5 8 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 DC Bias (A) DC Bias (A) SRP4020-1R0M SRP4020-1R2M 1.10 80 1.20 60 70 1.00 1.10 50 60 0.90 1.00 50 40 0.90 0.80 40 30 30 0.80 0.70 20 20 0.70 0.60 10 10 0.60 0.50 0 01 23 45 67 8 0.50 0 DC Bias (A) 01 23 45 67 8 DC Bias (A) SRP4020-1R5M SRP4020-2R2M 2.00 110 2.50 60 100 2.40 90 50 1.70 2.30 80 2.20 40 70 1.40 2.10 Specifications are subject to change without notice. 60 2.00 Users should verify actual device performance in their specific applications. 30 50 The products1.10 described herein and this document are subject to specific legal disclaimers as set forth on 1.the90 last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 40 20 1.80 30 0.80 1.70 20 10 1.60 10 0.50 0 1.50 0 01234567 0123456 DC Bias (A) DC Bias (A) SRP4020-3R3M SRP4020-4R7M 2.50 4.7 60 100 4.6 2.30 90 4.5 80 2.20 30 4.4 70 2.10 4.3 60 4.2 2.00 4.1 20 50 1.90 4.0 40 1.80 3.9 30 10 3.8 1.70 20 3.7 1.60 10 3.6 1.50 0 3.5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 DC Bias (A) DC Bias (A) SRP4020-5R6M 5.6 100 90 5.4 80 5.2 70 60 5.0 50 4.8 40 30 4.6 20 4.4 10 4.2 0 0 0.5 1 1.5 2 2.5 3 3.5 4 DC Bias (A) OBSOLETE Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Inductance (H) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C) Temperature Rise (C)