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Document overview

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Technical content

Features

■ Shielded construction ■ Flat wire ■ Unit height of 2 mm ■ Inductance range: 0.22 to 5.6 μH ■ Rated current up to 10 A ■ RoHS compliant*

Applications

■ DC/DC converters ■ Power supplies for:  Portable communications equipment  Laptop computers  Camcorders, HDTV, car audio systems  Video game consoles SRP4020 Series - Shielded Power Inductors *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifi cations 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 specifi c applications. Electrical Specifi cations Product Dimensions DIMENSIONS: MM (INCHES) Recommended Layout Bourns Part No. Inductance L (μH) ±20 % I rms (A) I sat (A) DCR (mΩ) Max. SRP4020-R22M 0.22 11.5 11.5 7 SRP4020-R36M 0.36 9 11 12 SRP4020-R47M 0.47 7 10 12 SRP4020-R56M 0.56 7 8 14.7 SRP4020-R68M 0.68 6.3 7 17 SRP4020-R88M 0.88 6 6.5 18 SRP4020-1R0M 1.0 5 6 21.6 SRP4020-1R2M 1.2 5 5 22 SRP4020-1R5M 1.5 5.1 5 29 SRP4020-2R2M 2.2 3.9 5 40 SRP4020-3R3M 3.3 3.3 4.3 48 SRP4020-4R7M 4.7 2.7 4 75 SRP4020-5R6M 5.6 2.4 3.5 90 Soldering Profi le 125 175 225 275 0 50 100 150 200 250 300 Time (Seconds) Temperature (°C) 120-150 seconds 60 secondsmaximum 260 °C peak 190°C 150 °C 220 °C Ramp Down 5 °C/second <1> 255 °C<1>Maximum of 10 seconds between +255 °C and +260 °C Ramp Up 4 °C/second maximum 10 seconds minimum Electrical Schematic General Specifi cations Refl ow Soldering .. 230 °C; 50 sec. max. Operating Temperature (Temperature rise included) Storage Temperature Resistance to Soldering Heat Materials R68 4.8 (.189) MAX. 0.8 ± 0.3 (.031 ± .012) 0.0 - 0.3 (0.0 - .012) 0.6 ± 0.3 (.024 ± .012) 4.0 ± 0.2 (.157 ± .008) 4.0 ± 0.2 (.157 ± .008) 2.0 (.079) MAX. 6.0 (.236) 1.5 (.059) 2.2 (.087) *RoHS COMPLIANT

SRP4020 Series - Shielded Power Inductors Specifi cations 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 specifi c applications. L vs. I Charts 0.30 0.35 0.40 0.45 0.50 0.55 0.60 01234567891 0 0.30 0.40 0.50 0.60 0.70 0.80 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.50 0.60 0.70 0.80 0.90 1.00 1.10 012345678 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 012345678 0.25 0.30 0.35 0.40 0.45 0.50 0 1 2 3 4 5 6 7 8 9 10 0.15 0.16 0.17 0.18 0.19 0.20 0.21 0.22 0.23 0.24 0123456789 1 0 1 1 1 2 1 3 1 4 1 5 100 DC Bias (A) DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-R22M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-R47M DC Bias (A) Inductance (μH) Inductance (μH) Temperature Rise (°C) Temperature Rise (°C) SRP4020-R56M SRP4020-R36M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-R68M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-R88M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-1R0M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-1R2M 0.25 0.26 0.27 0.28 0.29 0.30 0.31 0.32 0.33 0.34 0.35 0123456789 1 0

Specifi cations 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 specifi c applications. 3312 - 2 mm SMD Trimming Potentiometer SRP4020 Series - Shielded Power Inductors L vs. I Charts 0.50 0.80 1.10 1.40 1.70 2.00 01234567 100 110 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40 2.50 0123456 DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-1R5M DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-2R2M 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.50 0 0.5 1 1.5 2 2.5 3 3.5 4 DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-3R3M 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 100 DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-4R7M 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 0 0.5 1 1.5 2 2.5 3 3.5 4 100 DC Bias (A) Inductance (μH) Temperature Rise (°C) SRP4020-5R6M

SRP4020 Series - Shielded Power Inductors Specifi cations 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 specifi c applications. 12.5 ± 0.5 (.492 ± .020) 2.0 ± 0.5 (.079 ± .020) 100.0 ± 1.0 (3.937 ± .039) 330.0 (13.00) DIA. 13.5 ± 0.5 (.53 ± .020) DIA. 13.5 ± 0.5 (0.53 ± .020) DIA. Packaging Specifi cations EMBOSSED CARRIER EMBOSSED CAVITY 0.10 (.004) THICKNESS MAX. 8.0 ± 0.1 (.315 ± .004) 4.2 ± 0.1 (.165 ± .004) 2.0 ± 0.1 (.079 ± .004) 0.3 ± 0.1 (.012 ± .004) QTY: 2000 PCS. PER REEL 1.50 ± 0.1 (.069 ± .004) 5.0 ± 0.1 (.197 ± .004) 5.5 ± 0.1 (.217 ± .004) 12.0 ± 0.3 (.472 ± .012) 4.0 ± 0.1 (.157 ± .004) 2.5 ± 0.15 (.098 ± .006) USER DIRECTION OF FEED 2R2 DIMENSIONS: MM (INCHES) REV. 01/14