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r68 6.86 0.5 (0.270 0.020) 6.47 0.5 (0.255 0.020) 7.8 (0.307) max. max. 1.6 0.5 (0.063 0.020) 2.1 0.5 (0.083 0.020) 7.0 (0.276) max. 3.7 (.146) max. 3.9 (.153) 8.7 (0.343) 3.5 (.138) 3.7 (.146) features formerly model shielded construction unit height of 3.2 mm inductance range: 0.1 h to 1.5 h current up to 32.5 a rohs compliant* applications input/output of dc/dc converters power supplies for: ? portable communications equipment ? camcorders ? lcd tvs ? car audio systems pm7232s series - shielded power inductors *rohs directive 2002/95/ec jan 27 2003 including annex. speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications general speci cations test voltage ..................................0.25 v test frequency ......................... 100 khz re ow soldering .... 230 ?c; 50 sec max. operating temperature ............................... -55 ? to +150 ? (temperature rise included) storage temperature ............................... -55 ? to +150 ? resistance to soldering heat .............................+260 ? for 10 sec. materials core ..................................................iron wire ........................... enameled copper terminal ........................................cu/sn rated current ... ind. drops 20 % at i sat temperature rise .... 40 ?c at rated i rms packaging .....1000 pcs. per 13-inch reel *rohs compliant dimensions: mm (inches) product dimensions electrical speci cations j.w. miller inductance i rms i sat dcr bourns part no. l (?) (a) (a) (m ) max. pm7232s-r10m-rc 0.10 32.5 42 1.7 pm7232s-r22m-rc 0.22 23.0 36 2.8 pm7232s-r47m-rc 0.47 17.5 26 4.2 PM7232S-R72M-RC 0.72 15.5 20 5.5 pm7232s-1r0m-rc 1.0 11.0 15 10.0 pm7232s-1r5m-rc 1.5 9.0 14 15.0 soldering pro le electrical schematic 25 75 125 175 225 275 0 50 100 150 200 250 300 time (seconds) temperature (c) 120-150 seconds 60 seconds maximum 260 c peak 190c 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 recommended layout
speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications pm7232s series - shielded power inductors l vs. i charts dimensions: mm (inches) packaging speci cations embossed carrier embossed cavity 0.10 (.004) thickness max. rev. 10/08 0 03 6 9 12 15 18 21 24 27 30 33 39 36 42 0.10 0.12 0.14 0.16 0.18 0.08 0.06 0.04 0.02 0.20 0 10 20 30 40 50 60 70 80 90 100 inductance ( h) dc current (a) pm7232s-r10m-rc temperature rise (c) 0 04 812162024283236 0.20 0.24 0.28 0.32 0.36 0.16 0.12 0.08 0.04 0.40 0 10 20 30 40 50 60 70 80 90 100 inductance ( h) dc current (a) pm7232s-r22m-rc temperature rise (c) 0 04 812162024283236 0.5 0.6 0.7 0.8 0.9 0.4 0.3 0.2 0.1 1.0 0 10 20 30 40 50 60 70 80 90 100 inductance ( h) dc current (a) pm7232s-r47m-rc temperature rise (c) 0 02 4681012141618 1.0 1.2 1.4 1.6 1.8 0.8 0.6 0.4 0.2 2.0 0 10 20 30 40 50 60 70 80 90 100 inductance ( h) dc current (a) pm7232s-1r0m-rc temperature rise (c) 0 02 468101214 1.5 1.8 2.1 2.4 2.7 1.2 0.9 0.6 0.3 3.0 0 10 20 30 40 50 60 70 80 90 100 inductance ( h) dc current (a) pm7232s-1r5m-rc temperature rise (c) 0 04.6 9.2 13.8 18.4 23 0.72 0.96 0.48 0.24 1.2 0 20 40 60 80 100 inductance ( h) dc current (a) PM7232S-R72M-RC temperature rise (c) 1.5 0.1 (0.059 0.004) 0.15 (0.0006) 2.0 0.1 (0.079 0.004) 4.0 0.1 (0.157 0.004) dia. dia. 0.35 0.05 (0.014 0.020) 4.5 0.1 (0.177 0.004) 7.8 0.1 (0.307 0.004) 12.0 0.1 (0.472 0.004) 7.0 0.1 (0.276 0.004) 16.0 0.3 (0.630 0.012) 1.75 0.1 (.069 0.004) 1.55 0.3 (.061 0.012) 16.0 0.5 (0.63 0.020) 2.0 0.5 (.079 .020) 75.0 2.0 (2.96 0.08) 330.0 (13.00) dia. 13.5 0.5 (.53 .020) dia. 13.5 0.5 (0.53 .020) dia.

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