1MS Series Toroidal Storage Choke Accetek A FEATURES Low leakage and minimal noise thanks to the toroidal core made of iron powder Available for rated currents 0.5 A, 1 A, 3 A and 5 A Operating Temperature range from -40°C to +105°C (Including Self-heating) Custom design on request B PART NUMBER SYSTEM 1MS 10 - 101 F ❶ ❷ ❸ ❹ ❶ Series 1MS Series Code IR Code ❷ ❸ Full Load Inductance Code e.g. Calculation 2R2 2.2μH 100 10×100μH = 10μH 101 10×101μH = 100μH ❹ 05(0.5A) 10(1.0A) 30(3.0A) 50(5.0A) RoHS Compliant DRAWINGS AND DIMENSIONS Drawing (mm) B 1 1.0 Min A Schematic 12.0 Typ C D 2 C Accetek Electronics (Shenzhen) Co., Ltd. www.accetek.com Ver.:1MS‐2012A 1 1MS Series Toroidal Storage Choke Accetek D SPECIFICATIONS L01 LR2 DCR3 IR4 Dimensions(mm) Part Number μH Tolerance μH Tolerance Max.(Ω) Amp Aref Bref Cref Dref 1MS05-470F 50 ±20% 47 ±10% 0.18 0.5 15.0 8.0 7.0 0.3 1MS05-680F 73 ±20% 68 min. 0.23 0.5 15.0 8.0 7.0 0.3 1MS05-101F 109 ±20% 100 min. 0.30 0.5 15.0 8.0 7.0 0.3 1MS05-151F 167 ±20% 150 min. 0.40 0.5 17.5 8.0 7.0 0.3 1MS05-221F 258 ±20% 220 min. 0.40 0.5 17.5 8.0 7.0 0.3 1MS05-331F 393 ±20% 330 min. 0.70 0.5 17.5 8.0 7.0 0.3 1MS05-471F 557 ±20% 470 min. 0.70 0.5 22.5 12.0 10.5 0.3 1MS10-330F 1MS10-470F 37 53 ±20% ±20% 33 47 min. min. 0.06 0.08 1.0 1.0 15.5 17.0 8.5 9.5 7.5 7.5 0.5 0.5 1MS10-680F 80 ±20% 68 min. 0.10 1.0 17.0 9.5 7.5 0.5 1MS10-101F 127 ±20% 100 min. 0.12 1.0 18.0 9.0 7.5 0.5 1MS10-151F 200 ±20% 150 min. 0.18 1.0 18.0 9.0 7.5 0.5 1MS10-221F 345 ±20% 220 min. 0.20 1.0 18.5 9.5 8.0 0.5 1MS10-331F 390 ±20% 330 min. 0.25 1.0 23.0 12.5 11.0 0.5 1MS10-471F 600 ±20% 470 min. 0.33 1.0 30.0 14.0 12.5 0.5 1MS10-681F 890 ±20% 680 min. 0.40 1.0 30.0 14.0 13.0 0.5 1MS10-102F 1619 ±20% 1000 min. 0.48 1.0 30.0 14.5 12.5 0.5 1MS30-220F 1MS30-330F 34 49 ±20% ±20% 22 33 min. min. 0.04 0.05 3.0 3.0 17.0 21.0 11.0 9.5 8.0 8.5 0.8 0.8 1MS30-470F 75 ±20% 47 min. 0.05 3.0 24.0 13.0 11.5 0.8 1MS30-680F 92 ±20% 68 min. 0.05 3.0 31.0 13.5 10.0 0.8 1MS30-101F 157 ±20% 100 min. 0.06 3.0 31.0 15.0 13.0 0.7 1MS30-221F 346 ±20% 220 ±20% 0.14 3.0 31.0 15.0 13.0 0.7 1MS30-301F 630 ±20% 300 ±20% 0.18 3.0 31.0 15.0 13.0 0.7 1MS30-471F 727 ±20% 470 ±20% 0.24 3.0 42.0 15.0 13.0 0.7 1MS30-681F 1124 ±20% 680 ±20% 0.28 3.0 44.0 18.5 16.0 0.7 1MS50-8R0F 1MS50-220F 12 26 ±20% ±20% 8 22 min. min. 0.01 0.02 5.0 5.0 28.5 28.5 14.5 14.5 12.0 12.0 1.2 1.2 1MS50-330F 48 ±20% 33 min. 0.03 5.0 30.0 12.0 10.0 1.0 1MS50-470F 82 ±20% 47 min. 0.03 5.0 30.0 12.0 10.0 1.0 1MS50-680F 137 ±20% 68 min. 0.05 5.0 32.0 15.5 13.0 1.0 1MS50-101F 172 ±20% 100 ±20% 0.06 5.0 32.0 15.5 13.0 1.0 1MS50-151F 220 ±20% 150 ±20% 0.06 5.0 43.0 15.0 13.0 1.1 1MS50-221F 380 ±20% 220 ±20% 0.07 5.0 44.0 15.5 13.5 1.0 1. 2. 3. 4. 5. L0 measured @ 100KHz, 0.3V at 25°C temperature. LR measured @ 100KHz, 0.3V with bias current of Ir. DCR measured @ 25°C. IR for an approximate 40°C rise from 25°C ambient temperature. Specifications subject to change without notice please check our website for latest information. Accetek Electronics (Shenzhen) Co., Ltd. www.accetek.com Ver.:1MS‐2012A 2