Features Shielded construction Carbonyl powder core High saturation current Inductance range: 0.33 to 68 H AEC-Q200 compliant RoHS compliant* and halogen free** SRP7050TA Series - Shielded Power Inductors Electrical Specifications 25 C General Specifications Operating Temperature Inductance 100 KHz Q (Min.) SRF DCR DCR ................................-55 C to +150 C Bourns Irms Isat Terminal / 1 V 100 KHz (MHz) (m) (m) (Temperature rise included) Part Number (A) Type (A) L / 1 V Typ. Typ. Max. Tol. Storage Temperature (H) (%) ................................-55 C to +150 C SRP7050TA-R33M 0.33 20 10 100 2.5 3 25 32 Rated Current SRP7050TA-R40M 0.40 20 10 100 3.1 3.7 23 31 ............ Inductance drops 20 % at Isat SRP7050TA-R47M 0.47 20 10 95 3.5 3.9 22 30 Temperature Rise .....40 C at rated Irms SRP7050TA-R56M 0.56 20 10 80 3.6 4.2 20 27 Moisture Sensitivity Level .....................1 SRP7050TA-R60M 0.60 20 10 80 3.8 4.3 19 25 ESD Classification (HBM).................N/A SRP7050TA-R68M 0.68 20 10 75 4 4.5 18 24 Note 1: Circuit design, component, PCB trace size SRP7050TA-R82M 0.82 20 10 70 4.6 4.9 16.5 22 and thickness, airflow and other cooling provisions all SRP7050TA-1R0M 1.0 20 10 50 6.1 6.5 15 20 affect the part temperature. Part temperature should be SRP7050TA-1R2M 1.2 20 15 45 6.7 7.5 14 18 verified in the end application. SRP7050TA-1R5M 1.5 20 15 43 8.6 9 12 16.5 SRP7050TA-1R8M 1.8 20 15 38 9.5 11 12 15 Materials SRP7050TA-2R2M 2.2 20 15 30 11.2 12 10 14 Lead Core ............................. Carbonyl powder Frame SRP7050TA-3R3M 3.3 20 15 26 19 20.9 8 12 Wire ............................Enameled copper SRP7050TA-4R7M 4.7 20 15 22 28 30.8 6.5 10 Terminal Finish ...................................Sn SRP7050TA-5R6M 5.6 20 15 20 43.5 49 6 9 Packaging ....... 800 pcs. per 13-inch reel SRP7050TA-6R8M 6.8 20 15 18 46 51.5 5.5 8.5 SRP7050TA-8R2M 8.2 20 15 16 56 63 5 8 Product Dimensions SRP7050TA-100M 10 20 15 15 60 69 4 7.5 SRP7050TA-150M 15 20 15 12 81 92 3.5 6 Lead Frame Terminal SRP7050TA-220M 22 20 15 9 140 170 2.5 5.5 7.3 0.3 SRP7050TA-330M 33 20 15 8 173 200 2 3.5 (.287 .012) SRP7050TA-470M 47 20 15 8 290 330 1.9 2.7 SRP7050TA-560M 56 20 15 7 342 396 1.6 2.1 SRP7050TA-680M 68 20 15 6 386 445 1.2 2 2R2 6.6 0.3 (.260 .012) 1150 Soldering Profile Preheating Soldering Natural Cooling T (260 C / 10 Sec. Max.) P 6.7 0.3 (.264 .012) t (245 C, 20~40 Sec.) p 1.8 0.3 4.8 0.2 (.071 .012) (.189 .008) 217 C 200 C 3 Times Max. 60~150 Sec. 150C 60~180 Sec. 480 Sec. Max. 25 Time (Seconds) 3.0 0.3 (.118 .012) Schematic How to Order Recommended Layout SRP7050TA - 100 M 8.4 Model (.331) Value Code (see table) Tolerance Code WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov * RoHS Directive 2015/863, Mar 31, 2015 and Annex. 2.5 ** Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 ppm or less (b) the Chlorine 3.5 (.098) (.143) (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 MM applications. The products described herein and this document are subject to specic legal disclaimers as set forth on the DIMENSIONS: (INCHES) last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT, **HALOGEN FREE & AEC-Q200 COMPLIANT Temperature (C) SRP7050TA Series - Shielded Power Inductors L vs. I Charts SRP7050TA-R40M SRP7050TA-R33M SRP7050TA-R47M 0.70 0.8 0.60 80 100 80 70 70 0.56 80 0.6 60 0.45 60 50 50 0.42 60 0.30 0.4 40 40 0.28 40 30 30 0.15 0.2 20 20 0.14 20 10 10 0 0 0 0 0 0 0 6.4 12.8 19.2 25.6 32.0 0 6.2 12.4 18.6 24.8 31.0 06 12 18 24 30 DC Current (A) DC Current (A) DC Current (A) SRP7050TA-R56M SRP7050TA-R60M SRP7050TA-R68M 1.0 80 1.0 1.2 50 80 70 70 0.8 0.8 40 60 0.9 60 50 0.6 50 0.6 30 40 0.6 40 0.4 0.4 20 30 30 20 0.2 0.3 20 0.2 10 10 10 0 0 0 0 0 0 0 6.75 13.5 20.25 27.0 05 10 15 20 25 0 5.5 11.0 16.5 22.0 DC Current (A) DC Current (A) DC Current (A) SRP7050TA-R82M SRP7050TA-1R0M SRP7050TA-1R2M 1.6 2.0 2.0 80 80 80 70 70 70 1.2 60 1.5 60 1.5 60 50 50 50 0.8 1.0 1.0 40 40 40 30 30 30 0.5 0.5 0.4 20 20 20 10 10 10 0 0 0 0 0 0 05 10 15 20 05 10 15 20 0 5.5 11.0 16.5 22.0 DC Current (A) DC Current (A) DC Current (A) SRP7050TA-1R5M SRP7050TA-1R8M SRP7050TA-2R2M 2.5 3.0 40 4 80 80 70 70 2.0 2.4 32 60 3 60 50 1.5 50 1.8 24 40 2 40 1.2 1.0 16 30 30 20 1 20 0.6 0.5 8 10 10 0 0 0 0 0 0 0 4.5 9.0 13.5 18.0 03 69 12 15 0 3.5 7.0 10.5 14.0 DC Current (A) DC Current (A) DC Current (A) SRP7050TA-3R3M SRP7050TA-4R7M SRP7050TA-5R6M 6.0 8 10 80 80 100 90 70 70 8 80 4.5 60 6 60 70 50 50 60 6 3.0 4 50 40 40 4 40 30 30 30 1.5 2 20 20 2 20 10 10 10 0 0 0 0 0 0 03629 1 02 46 8 10 0 2.25 4.596.75.0 DC Current (A) DC Current (A) DC Current (A) Specications are subject to change without notice. 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