RCH-108 SUMIDA | Alldatasheet
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Power Inductor< Pin Type : RCH Series> Type: RCH-108 Please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 ◆ Product Description ・Inductance Range: 2.2μH～1.0mH ・Rated current range: 0.45～7.9A ・In addition to the standard versions of inductors shown here, custom inductors are available to meet your exact requirements. ◆ Feature ・Magnetically unshielded construction. ・Ideally Used in Printers, LCD TV, DVD, Printer, Copy Machine, Mainboard of the compounding machines, etc as Power Supplies’s Inductors or DC-DC Converter inductors. ・RoHS Compliance ◆ D i m e n s i o n s ( m m ) ◆ Schematics (Bottom) (2.2μH～15μH ) ( 1 8 μH～1.0mH) ※ To be connected between #1 and #4, #2 and #3 (2.2μH～15μH) when used. ※ It is no matter for the electric characteristics if terminal 1 is connected to terminal 4, terminal 2 is connected to terminal 3 with solder. (On the bottom of drum core) (2.2μH～15μH) 8.0±0.5 3.5 ±1.0 φ10.0±0.5 φ0.7-0.05 +0.1 5.0±0.3 4.0±0.3 ② ③ ④ ① ② ③
Power Inductor< Pin Type : RCH Series> Type: RCH-108 Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2 ◆ Specification Part Name Stamp Inductance [Within] Ｄ.Ｃ.Ｒ. (Ω) [Max.] (at 20℃) Rated Current (Ａ) S.R.F. (MHz) <Ref.> Mounting holes (mm) RCH1Ø8NP-2R2M RCH1Ø8NP-2R7M RCH1Ø8NP-3R7M 2R2M 2R7M 3R7M 2.2μH ± 20 % 2.7μH ± 20 % 3.7μH ± 20 % 8.5m 9.6m 10.9m 7.9 7.2 6.3 1.4 1.4 1.4 RCH1Ø8NP-4R7M RCH1Ø8NP-6R2M RCH1Ø8NP-8R2M 4R7M 6R2M 8R2M 4.7μH ± 20 % 6.2μH ± 20 % 8.2μH ± 20 % 11.7m 15.3m 17.0m 5.7 5.3 5.0 1.4 1.4 1.4 RCH1Ø8NP-1ØØM RCH1Ø8NP-12ØM RCH1Ø8NP-15ØM 100M 120M 150M 10 μH ± 20 % 12 μH ± 20 % 15 μH ± 20 % 27.0m 31.0m 36.0m 4.5 4.1 3.7 1.2 1.2 1.2 RCH1Ø8NP-18ØM RCH1Ø8NP-22ØM RCH1Ø8NP-27ØM 180M 220M 270M 18 μH ± 20 % 22 μH ± 20 % 27 μH ± 20 % 49.0m 55.0m 62.0m 3.4 3.1 2.8 1.4 1.4 1.4 RCH1Ø8NP-33ØK RCH1Ø8NP-39ØK RCH1Ø8NP-47ØK 330K 390K 470K 33 μH ± 10 % 39 μH ± 10 % 47 μH ± 10 % 79.0m 87.0m 99.0m 2.5 2.3 2.1 1.2 1.2 1.2 RCH1Ø8NP-56ØK RCH1Ø8NP-68ØK RCH1Ø8NP-82ØK 560K 680K 820K 56 μH ± 10 % 68 μH ± 10 % 82 μH ± 10 % 0.13 0.14 0.16 1.9 1.7 1.6 8.6 7.6 7.4 1.2 1.2 1.2 RCH1Ø8NP-1Ø1K RCH1Ø8NP-121K RCH1Ø8NP-151K 101K 121K 151K 100μH ± 10 % 120μH ± 10 % 150μH ± 10 % 0.21 0.24 0.32 1.4 1.3 1.2 6.5 6.2 5.1 1.2 1.2 1.0 RCH1Ø8NP-181K RCH1Ø8NP-221K RCH1Ø8NP-271K 181K 221K 271K 180μH ± 10 % 220μH ± 10 % 270μH ± 10 % 0.35 0.45 0.61 1.1 0.96 0.87 4.6 4.3 4.0 1.0 1.0 1.0 RCH1Ø8NP-331K RCH1Ø8NP-391K RCH1Ø8NP-471K 331K 391K 471K 330μH ± 10 % 390μH ± 10 % 470μH ± 10 % 0.69 0.78 1.0 0.79 0.72 0.66 3.7 3.2 3.0 1.0 1.0 1.0 RCH1Ø8NP-561K RCH1Ø8NP-681K RCH1Ø8NP-821K 561K 681K 821K 560μH ± 10 % 680μH ± 10 % 820μH ± 10 % 1.2 1.4 1.8 0.60 0.55 0.50 2.8 2.6 2.3 1.0 1.0 1.0 ※1:Measuring frequency: 2 . 2μH～8.2μH at 7.96MHz 1 0 μH～1.0mH at 1kHz ※2: Rated current: The DC current at which the inductance decreases 90% of it’s initial value or when t = 4 0△℃ , whichever is lower(Ta＝20 )℃ ※3:Please give sufficient consideration to the thick wire used when mounted into the P .C.B..