5 2 5 3 power inductors < smd t ype : inductors for high t emperature applications > type : cdch8d38/a, cdrh8d38/a, cdrh8d48/a parts no. l (h) cdrh8d38/a cdch8d38/a cdrh8d48/a measuring freq. (l) cdch8d38/a cdrh8d38/a cdrh8d48/a t olerance of inductance 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 other *a the rated dc current indicates the dc current when the inductance decreases to maximum 90% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. *b the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. d.c.r.( ? ) : max.(t yp.) 42.5m(34m ) 55.0m(44m ) 70.0m(56m ) 83.8m(67m ) 110m(88m ) 125m(100m ) 141m(113m ) 171m(137m ) 225m(180m ) 290m(232m ) 318m(255m ) 364m(291m ) 479m(383m ) 530m(424m ) 1.72 1.57 1.41 1.33 1.24 1.11 980m 890m 780m 680m 650m 600m 530m 500m d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b rated current (at 125 c) (a) *b 1.67 1.48 1.22 1.07 1.00 870m 840m 730m 690m 610m 550m 470m 440m 420m rated current (at 125 c) (a) *a 38m(30m ) 50m(40m ) 63m(50m ) 75m(60m ) 88m(70m ) 106m(85m ) 125m(100m ) 156m(125m ) 188m(150m ) 238m(190m ) 275m(220m ) 312m(250m ) 394m(315m ) 438m(350m ) 580m(465m ) 2.26 1.87 1.62 1.58 1.45 1.33 1.20 1.06 1.00 890m 820m 730m 700m 630m 580m about cdch8d38/a, cdrh8d38/a, cdrh8d48/a please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note 100khz 100khz 100khz cdch8d38/a cdrh8d38/a cdrh8d48/a 10 h C 120 h 10% (k) 10 h C 120 h 20% (m ) 10 h C 150 h 20% (m ) tempera ture rise current sa tura tion current characterictics of cdrh8d38/a 71.3m(57m ) 87.5m(70m ) 116m(93m ) 144m(115m ) 163m(130m) 205m(164m ) 239m(191m ) 301m(241m ) 326m(261m ) 426m(341m ) 481m(385m) 646m(517m ) 750m(600m ) 843m(674m) d.c.r.( ? ) : max.(t yp.) about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdch8d38/a - : parts no. : t olerance of inductance k (10% ) m (20% ) : packing c (carrier tape) b (box) *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. idc (a) 1 10 100 1,000 0.0 0.5 1.0 1.5 2.0 2.5 ls ( uh ) at 100khz 100 h 33 h 10 h 0 0.5 1 1.5 2 2.5 3 3.5 4 idc (a) 0 10 20 30 40 50 60 70 delta t ( c ) 33 h 10 h 100 h power inductors < smd t ype : inductors for high t emperature applications > smd t ype inductors for high t emperature applications outline the operating temperature range is a maximum of 125 degree, and the inductance range is 2.4~560 h. it matches as power inductor for dc/dc converters corresponding high temperature. dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdch8d38/a ( 10 h - 120 h ) provisional new dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdrh8d38/a ( 10 h - 120 h ) provisional new dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdrh8d48/a ( 10 h - 150 h ) provisional new 8.9 8.9 2.3 45 2.3 3.0 2.5 8.9 8.9 2.3 45 2.3 3.0 2.5 8.9 8.9 2.3 45 2.3 3.0 2.5 max. 5.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 max. 12.02 max. 12.02 5.8 7.0 3.0 max. 4.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 5.8 1.65 1.65 7.0 3.0 max. 4.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 5.8 1.65 7.0 3.0
5 2 5 3 power inductors < smd t ype : inductors for high t emperature applications > type : cdch8d38/a, cdrh8d38/a, cdrh8d48/a parts no. l (h) cdrh8d38/a cdch8d38/a cdrh8d48/a measuring freq. (l) cdch8d38/a cdrh8d38/a cdrh8d48/a t olerance of inductance 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 other *a the rated dc current indicates the dc current when the inductance decreases to maximum 90% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. *b the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. d.c.r.( ? ) : max.(t yp.) 42.5m(34m ) 55.0m(44m ) 70.0m(56m ) 83.8m(67m ) 110m(88m ) 125m(100m ) 141m(113m ) 171m(137m ) 225m(180m ) 290m(232m ) 318m(255m ) 364m(291m ) 479m(383m ) 530m(424m ) 1.72 1.57 1.41 1.33 1.24 1.11 980m 890m 780m 680m 650m 600m 530m 500m d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b rated current (at 125 c) (a) *b 1.67 1.48 1.22 1.07 1.00 870m 840m 730m 690m 610m 550m 470m 440m 420m rated current (at 125 c) (a) *a 38m(30m ) 50m(40m ) 63m(50m ) 75m(60m ) 88m(70m ) 106m(85m ) 125m(100m ) 156m(125m ) 188m(150m ) 238m(190m ) 275m(220m ) 312m(250m ) 394m(315m ) 438m(350m ) 580m(465m ) 2.26 1.87 1.62 1.58 1.45 1.33 1.20 1.06 1.00 890m 820m 730m 700m 630m 580m about cdch8d38/a, cdrh8d38/a, cdrh8d48/a please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note 100khz 100khz 100khz cdch8d38/a cdrh8d38/a cdrh8d48/a 10 h C 120 h 10% (k) 10 h C 120 h 20% (m ) 10 h C 150 h 20% (m ) tempera ture rise current sa tura tion current characterictics of cdrh8d38/a 71.3m(57m ) 87.5m(70m ) 116m(93m ) 144m(115m ) 163m(130m) 205m(164m ) 239m(191m ) 301m(241m ) 326m(261m ) 426m(341m ) 481m(385m) 646m(517m ) 750m(600m ) 843m(674m) d.c.r.( ? ) : max.(t yp.) about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdch8d38/a - : parts no. : t olerance of inductance k (10% ) m (20% ) : packing c (carrier tape) b (box) *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. idc (a) 1 10 100 1,000 0.0 0.5 1.0 1.5 2.0 2.5 ls ( uh ) at 100khz 100 h 33 h 10 h 0 0.5 1 1.5 2 2.5 3 3.5 4 idc (a) 0 10 20 30 40 50 60 70 delta t ( c ) 33 h 10 h 100 h power inductors < smd t ype : inductors for high t emperature applications > smd t ype inductors for high t emperature applications outline the operating temperature range is a maximum of 125 degree, and the inductance range is 2.4~560 h. it matches as power inductor for dc/dc converters corresponding high temperature. dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdch8d38/a ( 10 h - 120 h ) provisional new dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdrh8d38/a ( 10 h - 120 h ) provisional new dimensions (mm) constructio n land pa tterns (mm) connection bottom view cdrh8d48/a ( 10 h - 150 h ) provisional new 8.9 8.9 2.3 45 2.3 3.0 2.5 8.9 8.9 2.3 45 2.3 3.0 2.5 8.9 8.9 2.3 45 2.3 3.0 2.5 max. 5.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 max. 12.02 max. 12.02 5.8 7.0 3.0 max. 4.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 5.8 1.65 1.65 7.0 3.0 max. 4.0 max. 8.5 max. 8.5 3.0 1.8 7.0 9.1 5.8 1.65 7.0 3.0
5 4 5 5 power inductors < smd t ype : inductors for high t emperature applications > type : cdch10d48/a, cdrh10d48/a, cdrh10d68/a parts no. l (h) cdch10d48/a cdrh10d68/a cdrh10d48/a measuring freq. (l) cdch10d48/a cdrh10d48/a cdrh10d68/a t olerance of inductance 2r4 2r4 4r3 5r8 7r2 8r7 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 331 391 471 561 2.4 3.4 4.3 5.8 7.2 8.7 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 other *a the rated dc current indicates the dc current when the inductance decreases to maximum 90% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. *b the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. d.c.r.( ? ) : max.(t yp.) 41m(33m ) 54m(43m ) 61m(49m ) 76m(61m ) 88m(70m ) 108m(86m ) 140m(112m ) 165m(132m ) 189m(151m ) 228m(182m ) 285m(228m ) 326m(261m ) 410m(328m ) 470m(376m 609m(487m ) 684m(547m ) 893m(714m ) 1.00(800m ) 1.36(1.08) 1.51(1.21) 2.50 2.20 2.10 1.80 1.70 1.50 1.30 1.20 1.10 1.00 880m 840m 720m 690m 600m 580m 500m 470m 400m 380m d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b rated current (at 125 c) (a) *a 12m(9m ) 13m(10m ) 15m(12m ) 24m(19m ) 29m(23m ) 37m(29m ) 40m(32m ) 44m(35m ) 49m(39m ) 62m(49m ) 70m(56m ) 90m(72m ) 120m(96m ) 127m(101m ) 138m(110m ) 172m(137m ) 209m(167m ) 268m(214m ) 294m(235m ) 374m(299m ) 437m(349m ) 558m(446m ) 637m(509m ) 839m(671m ) 948m(750m ) 5.20 4.80 4.30 3.90 2.90 2.60 2.60 2.50 2.40 2.20 1.90 1.70 1.50 1.40 1.30 1.20 1.10 970m 920m 820m 770m 650m 610m 530m 490m about cdch10d48/a, cdrh10d48/a, cdrh10d68/a please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note 100khz 100khz 100khz cdch10d48/a cdrh10d48/a cdrh10d68/a 10 h C 390 h 10% (k) 2.4 h C 330 h 20% (m ) 10 h C 560 h 20% (m ) 3.07 2.80 2.56 2.40 2.03 1.89 1.68 1.50 1.32 1.24 1.12 1.03 920m 880m 770m 700m 640m 580m 520m 470m 450m 430m 26.3m(21m ) 28.8m(23m ) 35.0m(28m ) 37.5m(30m ) 51.3m(41m ) 63.8m(51m ) 80.0m(64m ) 100m(80m ) 125m(100m) 156m(125m ) 191m(153m ) 215m(172m ) 250m(200m ) 273m(218m ) 359m(287m ) 463m(370m ) 590m(472m ) 674m(539m ) 740m(592m ) 986m(789m ) 1.11(884m ) 1.21(965m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdch10d48/a - : parts no. : t olerance of inductance k (10% ) m (20% ) : packing c (carrier tape) b (box) *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. power inductors < smd t ype : inductors for high t emperature applications > cdch10d48/a ( 10 h - 390 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional cdrh10d48/a ( 2.4 h - 330 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional cdrh10d68/a ( 10 h - 560 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional new new new max. 10.5 max. 5.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 max.14.8 max. 10.5 9.0 4.0 max. 10.5 max. 5.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 9.0 4.0 max.14.8 max. 10.5 max. 10.5 max. 7.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 9.0 4.0 max.14.8 max. 10.5
5 4 5 5 power inductors < smd t ype : inductors for high t emperature applications > type : cdch10d48/a, cdrh10d48/a, cdrh10d68/a parts no. l (h) cdch10d48/a cdrh10d68/a cdrh10d48/a measuring freq. (l) cdch10d48/a cdrh10d48/a cdrh10d68/a t olerance of inductance 2r4 2r4 4r3 5r8 7r2 8r7 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 331 391 471 561 2.4 3.4 4.3 5.8 7.2 8.7 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 other *a the rated dc current indicates the dc current when the inductance decreases to maximum 90% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. *b the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. d.c.r.( ? ) : max.(t yp.) 41m(33m ) 54m(43m ) 61m(49m ) 76m(61m ) 88m(70m ) 108m(86m ) 140m(112m ) 165m(132m ) 189m(151m ) 228m(182m ) 285m(228m ) 326m(261m ) 410m(328m ) 470m(376m 609m(487m ) 684m(547m ) 893m(714m ) 1.00(800m ) 1.36(1.08) 1.51(1.21) 2.50 2.20 2.10 1.80 1.70 1.50 1.30 1.20 1.10 1.00 880m 840m 720m 690m 600m 580m 500m 470m 400m 380m d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b rated current (at 125 c) (a) *a 12m(9m ) 13m(10m ) 15m(12m ) 24m(19m ) 29m(23m ) 37m(29m ) 40m(32m ) 44m(35m ) 49m(39m ) 62m(49m ) 70m(56m ) 90m(72m ) 120m(96m ) 127m(101m ) 138m(110m ) 172m(137m ) 209m(167m ) 268m(214m ) 294m(235m ) 374m(299m ) 437m(349m ) 558m(446m ) 637m(509m ) 839m(671m ) 948m(750m ) 5.20 4.80 4.30 3.90 2.90 2.60 2.60 2.50 2.40 2.20 1.90 1.70 1.50 1.40 1.30 1.20 1.10 970m 920m 820m 770m 650m 610m 530m 490m about cdch10d48/a, cdrh10d48/a, cdrh10d68/a please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note 100khz 100khz 100khz cdch10d48/a cdrh10d48/a cdrh10d68/a 10 h C 390 h 10% (k) 2.4 h C 330 h 20% (m ) 10 h C 560 h 20% (m ) 3.07 2.80 2.56 2.40 2.03 1.89 1.68 1.50 1.32 1.24 1.12 1.03 920m 880m 770m 700m 640m 580m 520m 470m 450m 430m 26.3m(21m ) 28.8m(23m ) 35.0m(28m ) 37.5m(30m ) 51.3m(41m ) 63.8m(51m ) 80.0m(64m ) 100m(80m ) 125m(100m) 156m(125m ) 191m(153m ) 215m(172m ) 250m(200m ) 273m(218m ) 359m(287m ) 463m(370m ) 590m(472m ) 674m(539m ) 740m(592m ) 986m(789m ) 1.11(884m ) 1.21(965m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *b about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdch10d48/a - : parts no. : t olerance of inductance k (10% ) m (20% ) : packing c (carrier tape) b (box) *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. power inductors < smd t ype : inductors for high t emperature applications > cdch10d48/a ( 10 h - 390 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional cdrh10d48/a ( 2.4 h - 330 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional cdrh10d68/a ( 10 h - 560 h ) dimensions (mm) construction land pa tterns (mm) connection bottom view provisional new new new max. 10.5 max. 5.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 max.14.8 max. 10.5 9.0 4.0 max. 10.5 max. 5.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 9.0 4.0 max.14.8 max. 10.5 max. 10.5 max. 7.0 4.0 11.0 11.0 3.2 45 3.2 3.4 3.3 1.8 9.0 11.9 7.5 2.2 9.0 4.0 max.14.8 max. 10.5
5 6 5 7 power inductors < smd t ype : inductors for high t emperature applications > type : cdrh12d58/a, cdrh12d78/a, cdrh127c/a cdrh12d58/a cdrh12d78/a 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 331 391 471 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 d.c.r.( ? ) : max.(t yp.) 22m(17m ) 24m(19m ) 29m(23m ) 38m(30m ) 42m(33m ) 57m(45m ) 60m(48m ) 88m(70m ) 98m(78m ) 108m(86m ) 118m(94m ) 175m(140m ) 223m(178m ) 247m(197m ) 280m(224m ) 307m(245m ) 453m(362m ) 550m(440m ) 623m(498m ) 723m(578m ) 3.8 3.7 3.1 2.9 2.7 2.4 2.2 1.9 1.8 1.7 1.6 1.4 1.3 1.2 1.1 1.0 800m 740m 690m 630m rated current (at 125 c) (a) *a tempera ture rise current sa tura tion current characterictics of cdrh127c/a 4.2 4.0 3.7 3.4 2.9 2.7 2.4 2.3 2.1 1.9 1.7 1.6 1.4 1.3 1.2 1.1 1.0 860m 750m 660m 22m(17m ) 24m(19m ) 27m(21m ) 29m(23m ) 44m(35m ) 47m(37m ) 64m(51m ) 68m(54m ) 75m(60m) 84m(67m ) 97m(77m ) 124m(99m ) 152m(121m ) 197m(157m ) 249m(199m ) 270m(216m ) 308m(246m ) 448m(358m ) 579m(463m ) 730m(584m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *a cdrh127c/a 4.60 4.30 4.10 3.50 3.30 3.20 2.50 2.20 2.10 1.90 1.80 1.55 1.50 1.35 1.30 1.25 1.00 950m 800m 750m 700m 16.8m(13.4m ) 18.7m(14.9m ) 20.5m(16.4m ) 25.4m(20.3m ) 30.0m(23.8m ) 32.0m(25.6m ) 46.0m(36.8m ) 57.4m(45.9m ) 64.7m51.7m) 80.3m(64.2m ) 88.2m(70.5m ) 123m(98.4m ) 139m(112m ) 175m(140m ) 201m(161m ) 219m(175m ) 315m(252m ) 354m(284m ) 502m(401m ) 554m(444m ) 620m(496m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *a parts no. l (h) measuring freq. (l) cdrh12d58/a cdrh12d78/a cdrh127c/a t olerance of inductance other *a the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. about cdrh12d58/a, cdrh12d78/a 100khz 100khz 100khz cdrh12d58/a cdrh12d78/a cdrh127c/a 10 h C 390 h 20% (m ) 10 h C 390 h 20% (m ) 10 h C 470 h 20% (m ) about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdrh12d58/a - : parts no. : t olerance of inductance m (20% ) : packing c (carrier tape) b (box) please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. idc (a) 1 10 100 1,000 0 1 2 3 4 5 6 7 8 9 10 ls ( uh ) at 100khz 100 h 33 h 10 h 0 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 6 7 8 9 10 idc (a) delta t ( c ) 100 h 33 h 10 h power inductors < smd t ype : inductors for high t emperature applications > new ( 10 h - 390 h ) cdrh12d58/a dimensions (mm) construction land pa tterns (mm) connection dimensions (mm) construction land pa tterns (mm) connection dimensions (mm) construction land pa tterns (mm) connection provisional bottom view bottom view (10 - 18 h) (22 - 390 h) bottom view (18h - 100 h) (10 h - 15 h) (120h - 470 h) ( 10 h - 470 h ) cdrh127c/a new ( 10 h - 390 h ) cdrh12d78/a new provisional new 45? 17.0 10.5 4.0 max. 12.9 max. 12.9 1.4 1.4 max. 8.0 18.2 10.8 3.0 13.0 13.0 4.0 45 4.0 3.6 4.2 max. 6.0 max. 12.5 max. 12.5 max. 17.6 13.0 13.0 4.0 45 4.0 3.6 4.2 max. 8.0 max. 12.5 max. 12.5 max. 17.6 4.8 2.35 11.0 9.3 2.4 14.1 11.0 4.8 4.8 2.35 11.0 9.3 2.4 14.1 11.0 4.8
5 6 5 7 power inductors < smd t ype : inductors for high t emperature applications > type : cdrh12d58/a, cdrh12d78/a, cdrh127c/a cdrh12d58/a cdrh12d78/a 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 331 391 471 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 d.c.r.( ? ) : max.(t yp.) 22m(17m ) 24m(19m ) 29m(23m ) 38m(30m ) 42m(33m ) 57m(45m ) 60m(48m ) 88m(70m ) 98m(78m ) 108m(86m ) 118m(94m ) 175m(140m ) 223m(178m ) 247m(197m ) 280m(224m ) 307m(245m ) 453m(362m ) 550m(440m ) 623m(498m ) 723m(578m ) 3.8 3.7 3.1 2.9 2.7 2.4 2.2 1.9 1.8 1.7 1.6 1.4 1.3 1.2 1.1 1.0 800m 740m 690m 630m rated current (at 125 c) (a) *a tempera ture rise current sa tura tion current characterictics of cdrh127c/a 4.2 4.0 3.7 3.4 2.9 2.7 2.4 2.3 2.1 1.9 1.7 1.6 1.4 1.3 1.2 1.1 1.0 860m 750m 660m 22m(17m ) 24m(19m ) 27m(21m ) 29m(23m ) 44m(35m ) 47m(37m ) 64m(51m ) 68m(54m ) 75m(60m) 84m(67m ) 97m(77m ) 124m(99m ) 152m(121m ) 197m(157m ) 249m(199m ) 270m(216m ) 308m(246m ) 448m(358m ) 579m(463m ) 730m(584m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *a cdrh127c/a 4.60 4.30 4.10 3.50 3.30 3.20 2.50 2.20 2.10 1.90 1.80 1.55 1.50 1.35 1.30 1.25 1.00 950m 800m 750m 700m 16.8m(13.4m ) 18.7m(14.9m ) 20.5m(16.4m ) 25.4m(20.3m ) 30.0m(23.8m ) 32.0m(25.6m ) 46.0m(36.8m ) 57.4m(45.9m ) 64.7m51.7m) 80.3m(64.2m ) 88.2m(70.5m ) 123m(98.4m ) 139m(112m ) 175m(140m ) 201m(161m ) 219m(175m ) 315m(252m ) 354m(284m ) 502m(401m ) 554m(444m ) 620m(496m ) d.c.r.( ? ) : max.(t yp.) rated current (at 125 c) (a) *a parts no. l (h) measuring freq. (l) cdrh12d58/a cdrh12d78/a cdrh127c/a t olerance of inductance other *a the rated dc current indicates the dc current when the inductance decreases to maximum 65% of nominal value or y dc current when the temperature of coil is increased to 30 c. the smaller one is defined as dc rated current. about cdrh12d58/a, cdrh12d78/a 100khz 100khz 100khz cdrh12d58/a cdrh12d78/a cdrh127c/a 10 h C 390 h 20% (m ) 10 h C 390 h 20% (m ) 10 h C 470 h 20% (m ) about lead-free products ~ lead-free products are now available for sale ~ to order a lead-free product, please add " np " after the product type e.g. ordering code of lead product : t ype name- ordering code of lead-free product : t ype name np ordering code cdrh12d58/a - : parts no. : t olerance of inductance m (20% ) : packing c (carrier tape) b (box) please note that when using the product for automotive while applying current with audio-frequency (af) signals may result in a udible noises due to magnetostriction. also, in order to avoid an audible noise problem, operating with non-af signals would be recommended. the noise may amplify dep ending on the coil mount area on the pcb. note *this specification might be changed without notice due to under developing and improving. please contact us for our mass production schedule.thank you for your understanding. idc (a) 1 10 100 1,000 0 1 2 3 4 5 6 7 8 9 10 ls ( uh ) at 100khz 100 h 33 h 10 h 0 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 6 7 8 9 10 idc (a) delta t ( c ) 100 h 33 h 10 h power inductors < smd t ype : inductors for high t emperature applications > new ( 10 h - 390 h ) cdrh12d58/a dimensions (mm) construction land pa tterns (mm) connection dimensions (mm) construction land pa tterns (mm) connection dimensions (mm) construction land pa tterns (mm) connection provisional bottom view bottom view (10 - 18 h) (22 - 390 h) bottom view (18h - 100 h) (10 h - 15 h) (120h - 470 h) ( 10 h - 470 h ) cdrh127c/a new ( 10 h - 390 h ) cdrh12d78/a new provisional new 45? 17.0 10.5 4.0 max. 12.9 max. 12.9 1.4 1.4 max. 8.0 18.2 10.8 3.0 13.0 13.0 4.0 45 4.0 3.6 4.2 max. 6.0 max. 12.5 max. 12.5 max. 17.6 13.0 13.0 4.0 45 4.0 3.6 4.2 max. 8.0 max. 12.5 max. 12.5 max. 17.6 4.8 2.35 11.0 9.3 2.4 14.1 11.0 4.8 4.8 2.35 11.0 9.3 2.4 14.1 11.0 4.8
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