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Document overview

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Technical content

Features

■ Shielded construction ■ Unit height of 4.2 mm ■ Inductance range: 0.15 to 15 μH ■ Current up to 34 A ■ RoHS compliant*

Applications

■ Input/output of DC/DC converters ■ Power supplies for:  Portable communications equipment  Camcorders  LCD TVs  Car audio systems SRP1040 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 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 *RoHS COMPLIANT Bourns Part No. Inductance L (μH) ±20 % I rms (A) I sat (A) DCR (mΩ) Max. SRP1040-R15M 0.15 34 40 1.3 SRP1040-R20M 0.20 32 40 1.0 SRP1040-R36M 0.36 28 40 1.4 SRP1040-R39M 0.39 24 32 1.4 SRP1040-R47M 0.47 26 38 1.6 SRP1040-R50M 0.50 23 32 1.9 SRP1040-R56M 0.56 25 36 1.9 SRP1040-R68M 0.68 23 32 2.4 SRP1040-R75M 0.75 22 28 2.5 SRP1040-R80M 0.80 21 30 3.0 SRP1040-1R0M 1.0 20 28 3.5 SRP1040-1R2M 1.2 18 24 4.7 SRP1040-1R5M 1.5 15 20 7.5 SRP1040-1R7M 1.7 15 18 7.5 SRP1040-2R2M 2.2 12 17 8.6 SRP1040-2R5M 2.5 11.5 14 8.7 SRP1040-3R3M 3.3 10 14 10 SRP1040-3R9M 3.9 9.0 15 12 SRP1040-4R7M 4.7 8.0 13 14 SRP1040-5R6M 5.6 7.0 12 16 SRP1040-6R8M 6.8 6.5 11 24 SRP1040-8R2M 8.2 5.0 8.0 33 SRP1040-100M 10 5.0 9.0 35 SRP1040-150M 15 5.0 7.0 57

0 4 8 1 21 6 2 02 42 83 23 64 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 100 Inductance (μH) DC Current (A) SRP1040-R36M Temperature Rise (°C) 0 3 6 9 12 15 18 21 24 27 30 33 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 100 Inductance (μH) DC Current (A) SRP1040-R68M Temperature Rise (°C) 02 4 6 8 1 0 1 2 1 4 1 6 1 8 2220 24 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 100 Inductance (μH) DC Current (A) SRP1040-2R2M Temperature Rise (°C) 36 91 2 1 5 1 8 2 1 2 4 27 30 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 100 Inductance (μH) DC Current (A) SRP1040-1R0M Temperature Rise (°C) 0 4 8 1 21 6 2 02 42 83 23 64 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 100 Inductance (μH) DC Current (A) SRP1040-R47M Temperature Rise (°C) 46 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 0.15 0.30 0.45 0.60 0.75 0.90 1.05 1.20 1.35 1.50 100 Inductance (μH) DC Current (A) SRP1040-R56M Temperature Rise (°C) 02 4 68 1 0 1 4 12 16 20 18 22 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0 100 Inductance (μH) DC Current (A) SRP1040-1R5M Temperature Rise (°C) 04 81 2 1 6 2 0 2 4 2 8 3 2 3 6 4 0 0.05 0.1 0.15 0.2 0.25 Inductance (μH) DC Current (A) SRP1040-R20M Temperature Rise (°C) 100 04 81 2 1 6 2 0 2 4 2 8 3 2 0.2 0.1 0.3 0.5 0.4 0.6 0.7 0.8 0.9 1.0 Inductance (μH) DC Current (A) SRP1040-R80M Temperature Rise (°C) 100 0 9 18 27 36 45 0.06 0.12 0.18 0.24 0.3 Inductance (μH) DC Current (A) SRP1040-R15M Temperature Rise (°C) 100 0 6.2 12.4 18.6 24.8 31 0.3 0.6 0.9 1.2 1.5 Inductance (μH) DC Current (A) SRP1040-R75M Temperature Rise (°C)20 100 0 4.4 8.8 13.2 17.6 22 0.6 1.2 1.8 2.4 Inductance (μH) DC Current (A) SRP1040-1R2M Temperature Rise (°C)20 100 048 1 2 1 6 2 0 0.6 1.2 1.8 2.4 Inductance (μH) DC Current (A) SRP1040-1R7M Temperature Rise (°C)20 100 0 7.6 15.2 22.8 30.4 38 0.12 0.24 0.36 0.48 0.6 100 Inductance (μH) DC Current (A) SRP1040-R39M Temperature Rise (°C) 0 7.2 14.4 21.6 28.8 36 0.14 0.28 0.42 0.56 0.7 100 Inductance (μH) DC Current (A) SRP1040-R50M Temperature Rise (°C) SRP1040 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

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 SRP1040 Series - Shielded Power Inductors L vs. I Charts 01 2 3 456 7 89 1110 12 1.5 3.0 4.5 6.0 7.5 9.0 10.5 12.0 13.5 15.0 100 Inductance (μH) DC Current (A) SRP1040-5R6M Temperature Rise (°C) 024 68 1 0 1 2 1 6 0.8 1.6 2.4 3.2 4.0 4.8 5.6 6.4 7.2 8.0 100 Inductance (μH) DC Current (A) SRP1040-4R7M Temperature Rise (°C) 02 4681 0 1 2 14 16 0.8 1.6 2.4 3.2 4.0 4.8 5.6 6.4 7.2 8.0 100 Inductance (μH) DC Current (A) SRP1040-3R3M Temperature Rise (°C) 0 3 6 9 12 15 1.2 2.4 3.6 4.8 6.0 100 Inductance (μH) DC Current (A) SRP1040-3R9M Temperature Rise (°C) 01 2 34 5 6 7 89 1.5 3.0 4.5 6.0 7.5 9.0 10.5 12.0 13.5 15.0 100 Inductance (μH) DC Current (A) SRP1040-8R2M Temperature Rise (°C) 0 12345 6789 1.5 3.0 4.5 6.0 7.5 9.0 10.5 12.0 Inductance (μH) DC Current (A) SRP1040-100M Temperature Rise (°C) 100 Inductance (μH) DC Current (A) SRP1040-150M Temperature Rise (°C) 100 048 1 2 1 6 0.8 1.6 2.4 3.2 4.0 100 Inductance (μH) DC Current (A) SRP1040-2R5M Temperature Rise (°C) 04 6 1 2 1 6 100 Inductance (μH) DC Current (A) SRP1040-6R8M Temperature Rise (°C)

1.5 ± 0.1 (0.059 ± 0.004) 0.15 (0.0006) 2.0 ± 0.1 (0.014 ± 0.020) 4.0 ± 0.1 (0.157 ± 0.004) 4.5 ± 0.1 (0.177 ± 0.004) DIA. DIA. 11.8 ± 0.1 (0.465 ± 0.004) 16.0 ± 0.1 (0.629 ± 0.004) 10.5 ± 0.1 (0.413 ± 0.004) 24.0 ± 0.3 (0.95 ± 0.012) 1.75 ± 0.1 (.069 ± 0.004) 2.2 ± 0.3 (.087 ± 0.012) 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. SRP1040 Series - Shielded Power Inductors Packaging Specifi cations EMBOSSED CARRIER EMBOSSED CAVITY 0.10 (.004) THICKNESS MAX. DIMENSIONS: MM (INCHES) REV. 11/13 26.0 - 0.00 (1.02 - 0.00) 2.0 ± 0.5 (.079 ± .020) 75.0 ± 2.0 (2.96 ± 0.08) 330.0 (13.00) DIA. 13.0 ± 0.5 (.512 ± .020)DIA. 13.5 ± 0.5 (0.53 ± .020) DIA. 21.0 ± 0.8 (.827 ± .031)