T PL IA N M Formerly model Input/output of DC/DC converters Available in E6 values CO *R oH S Applications Features 470 Power supplies for: Current rating to 2.78 amps * Portable communication equipment * Camcorders * LCD TVs RoHS compliant* PM74SH Series - Shielded SMD Power Inductors Inductance 100 kHz Bourns Part No. PM74SH-2R7M-RC PM74SH-3R9M-RC PM74SH-4R7M-RC PM74SH-5R6M-RC PM74SH-6R3M-RC PM74SH-100M-RC PM74SH-120M-RC PM74SH-150M-RC PM74SH-180M-RC PM74SH-220M-RC PM74SH-270M-RC PM74SH-330M-RC PM74SH-390M-RC PM74SH-470M-RC PM74SH-560M-RC PM74SH-680M-RC PM74SH-820M-RC PM74SH-101M-RC PM74SH-121M-RC PM74SH-151M-RC PM74SH-181M-RC PM74SH-221M-RC PM74SH-271M-RC PM74SH-331M-RC PM74SH-391M-RC PM74SH-471M-RC PM74SH-561M-RC PM74SH-681M-RC PM74SH-821M-RC PM74SH-102M-RC (H) 2.7 3.9 4.7 5.6 6.3 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 Tol. % 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 Electrical Schematic Q Typ. 10 10 10 10 10 30 27 31 29 26 25 25 26 29 21 22 22 40 30 51 52 44 30 65 27 80 27 65 26 90 Test Frequency (MHz) 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.252 SRF Min. (MHz) 60 40 35 33 30 25 23 24 21 18 18 12 13 11 11 10 9 8 7 7 5 5 5 4 5 3 4 3 3 3 RDC Max. () 0.027 0.028 0.030 0.036 0.038 0.042 0.050 0.062 0.070 0.082 0.110 0.115 0.130 0.150 0.200 0.210 0.280 0.300 0.420 0.480 0.660 0.700 0.840 0.730 1.200 1.100 1.600 1.600 2.200 2.400 I rms Max. (A) 2.78 2.71 2.64 2.38 2.33 2.00 1.85 1.60 1.50 1.35 1.25 1.15 1.10 0.95 0.85 0.77 0.70 0.65 0.60 0.53 0.475 0.45 0.40 0.40 0.35 0.32 0.30 0.27 0.25 0.25 I sat Typ. (A) 3.10 2.43 2.20 2.00 1.85 1.70 1.40 1.35 1.15 1.10 1.00 0.90 0.80 0.78 0.65 0.60 0.60 0.50 0.45 0.41 0.375 0.36 0.275 0.25 0.225 0.22 0.20 0.20 0.175 0.15 Test Voltage ....................................0.5 V .. 230 C, 50 sec. max. Operating Temperature -40 C to +125 C (Temperature rise included) Storage Temperature .. -40 C to +125 C Resistance to Soldering Heat ............................... 260 C for 10 sec. Moisture Sensitivity Level .......................2 ...................N/A Materials Core ...........................Ferrite DR and RI Wire ............ Enameled copper wire 130 Terminal ....................................Cu/Ni/Sn Rated Current ...................Ind. drop 10 % typ. at Isat (-2R7M through -221M) ...................Ind. drop 25 % typ. at Isat (-271M through -102M) Temperature Rise ................. 30 C max. at rated Irms Packaging .................. 1000 pcs. per reel Product Dimensions 7.0 0.3 (.276 .012) 220 7.0 0.3 (.276 .012) 4.50 0.3 (.177 .012) Recommended Layout REF. 2.4 (.094) 1.8 REF. (.071) 4.2 (.165) REF. TYP. 2.0 (.079) 7.80 (.307) REF. 1.5 (.059) TYP. 4.0 TYP. (.157) 1.8 REF. (.071) DIMENSIONS: WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov MM (INCHES) *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. 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. PM74SH Series - Shielded SMD Power Inductors 330 DIA. (13.00) 2.0 0.5 (.079 .020) 22.4 (.882) THICKNESS 0.10 (.004) MAX. 13.0 0.5 (.512 .020) DIA. 21.0 0.8 (.827 .031) EMBOSSED CAVITY 50.0 (1.969) 13.0 0.5 DIA. (.512 .020) EMBOSSED CARRIER 18 (.709) 16 (.630) 5.3 (.209) 4 (.157) START 12.0 (.472) END 220 NO COMPONENT 220 2 COMPONENTS NO COMPONENT 390 (15.354) 160 (6.299) USER DIRECTION OF FEED QTY: 1000 PCS. PER REEL DIMENSIONS: MM (INCHES) REV. 03/18 Specifications are subject to change without notice. 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. Legal Disclaimer Notice This legal disclaimer applies to purchasers and users of Bourns(R) products manufactured by or on behalf of Bourns, Inc. and P[ZHSPH[LZJVSSLJ[P]LS)V\YUZ Unless otherwise expressly indicated in writing, Bourns(R) products and data sheets relating thereto are subject to change ^P[OV\[UV[PJL