CDR74B

POWER INDUCTORS Type: CDR74,CDR74B ◆ Product Description ・8.05×7.45mm Max.(L×W), 4.85mm Max. Height.(CDR74) ・8.15×7.35mm Max.(L×W), 4.9mm Max. Height.(CDR74B) ・Inductance Range: 10～270μH ・Rated current range: 0.31～1.64A(CDR74) ; 0.33～1.65A(CDR74B). ・In addition to the standards versions shown here, custom inductors are also available to meet your exact requirements. ◆ Feature ・Magnetically shielded construction. ・Ideally used in Notebook PC,LCD TV ,Game machine ,HDD,DSC/DVC, etc as DC-DC Converter inductors. ・RoHS Compliance. ◆ Dimensions (mm) 7.1±0.35 4.5±0.35 5.2 1.3 4.5±0.4 6.2 2.1 6.9 1/3 CDR74 φ7.7±0.35 7.0±0.35 φ7.8±0.35 CDR74B Please refer to the sales offices on our website for a representative near you www.sumida.com 5.8 POWER INDUCTORS Type: CDR74,CDR74B ◆ Land Pattern (mm) 5.5 7.5 1.7 8.0 R 1.0 PART OF SILK R 1.0 PART OF SOLDER RESIST PRINTING CDR74 ◆ Specification(CDR74) Part name ※ CDR74NP-1ØØN□ CDR74NP-12ØN□ CDR74NP-15ØN□ CDR74NP-18ØN□ CDR74NP-22ØN□ CDR74NP-27ØN□ CDR74NP-33ØN□ CDR74NP-39ØN□ CDR74NP-47ØN□ CDR74NP-56ØN□ CDR74NP-68ØN□ CDR74NP-82ØN□ CDR74NP-1Ø1M□ CDR74NP-121M□ CDR74NP-151M□ CDR74NP-181M□ CDR74NP-221M□ CDR74NP-271M□ Stamp 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 Inductance [within] ＋25% 10μH－15% ＋25% 12μH－15% ＋25% 15μH－15% ＋25% 18μH－15% ＋25% 22μH－15% ＋25% 27μH－15% ＋25% 33μH－15% ＋25% 39μH－15% ＋25% 47μH－15% ＋25% 56μH－15% ＋25% 68μH－15% ＋25% 82μH－15% ＋20% 100μH－15% ＋20% 120μH－15% ＋20% 150μH－15% ＋20% 180μH－15% ＋20% 220μH－15% ＋20% 270μH－15% D.C.R.(Ω) [MAX.] (at 20℃) 0.07 0.08 0.09 0.11 0.12 0.17 0.19 0.21 0.24 0.32 0.37 0.40 0.54 0.62 0.86 0.97 1.31 1.46 CDR74B Measured frequency Rated Current (A)※1-1 1.64 1.50 1.34 1.22 1.10 1.00 0.90 0.83 0.75 0.69 0.63 0.57 0.52 0.47 0.42 0.38 0.35 0.31 S.R.F. (MHz) [TYP.] 29.8 26.4 21.1 20.0 19.5 16.5 15.5 14.4 12.8 11.6 10.2 9.95 8.59 7.53 7.00 6.53 5.07 4.67 at 2.52 MHz at 1 kHz Please refer to the sales offices on our website for a representative near you www.sumida.com 10.0 PART OF ELECTRODE PART OF ELECTRODE 2.0 2/3 POWER INDUCTORS Type: CDR74,CDR74B ◆ Specification(CDR74B) Part name ※ CDR74BNP-1ØØM□ CDR74BNP-12ØM□ CDR74BNP-15ØM□ CDR74BNP-18ØM□ CDR74BNP-22ØM□ CDR74BNP-27ØM□ CDR74BNP-33ØL□ CDR74BNP-39ØL□ CDR74BNP-47ØL□ CDR74BNP-56ØL□ CDR74BNP-68ØL□ CDR74BNP-82ØL□ CDR74BNP-1Ø1K□ CDR74BNP-121K□ CDR74BNP-151K□ CDR74BNP-181K□ CDR74BNP-221K□ CDR74BNP-271K□ Stamp 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 Inductance [within] 10μH ± 20% 12μH ± 20% 15μH ± 20% 18μH ± 20% 22μH ± 20% 27μH ± 20% 33μH ± 15% 39μH ± 15% 47μH ± 15% 56μH ± 15% 68μH ± 15% 82μH ± 15% 100μH ± 10% 120μH ± 10% 150μH ± 10% 180μH ± 10% 220μH ± 10% 270μH ± 10% D.C.R.(Ω) MAX. (at 20℃) 0.07 0.07 0.08 0.10 0.13 0.16 0.18 0.18 0.27 0.29 0.33 0.43 0.49 0.68 0.94 1.00 1.18 1.30 Rated Current (Ａ) ※1-2 1.65 1.57 1.39 1.29 1.12 1.06 0.97 0.91 0.80 0.76 0.68 0.62 0.55 0.49 0.44 0.40 0.36 0.33 S.R.F. (MHz) [TYP.] 26.3 25.1 19.9 19.3 18.4 15.7 15.3 14.0 12.4 11.8 10.0 9.3 8.3 7.3 6.4 5.6 5.4 4.6 Measured frequency at 2.52 MHz at 1 kHz ※ Description of part name CDR74BNP-1ØØM□ B Box C Carrier Tape ※1-1. Rated current: The D.C. current at which the inductance decreases to 80% of it’s nominal value or when △t=40℃, whichever is lower(Ta=20℃). ※1-2. Rated current: The D.C. current at which the inductance decreases to 90% of it’s initial value or when △t=40℃, whichever is lower(Ta=20℃). Please refer to the sales offices on our website for a representative near you www.sumida.com 3/3