Ferrite Inductors DEM2810C/DEM2812C/DEM2815C/DEM2818C Inductance Range: 1.0~12H (DEM2810C), 0.47~12H (DEM2812C), 0.47~15H (DEM2815C), 0.47~12H (DEM2818C) Recommended patterns DEM2810C DEM2812C DEM2815C DEM2818C (Unit: mm) (Unit: mm) *DEM2810C: 1.0mm Max. DEM2812C: 1.2mm Max. DEM2815C: 1.5mm Max. DEM2818C: 1.8mm Max. FEATURES * Low profile (2.8 x 3.0mm square, 1.0/1.2/1.5/1.8mm Max.height). * Magnetically shielded construction and low DC resistance. * Ideal for a variety of DC-DC converter inductor applications. * RoHS compliant * 2.8x3.01.0 / 1.2 / 1.5 / 1.8 * * DC-DC * RoHS STANDARD PART NUMBERS TYPE DEM2810C (Magnetically Shielded, Quantity/reel; 2,000 PCS) (1) (2)() Part Number Inductance(1) (H) Tolerance (%) DC Resistance(2) (m) Max. (Typ.) 1224AS-H-1R0N=P2 1224AS-H-1R5N=P2 1224AS-H-2R2M=P2 1224AS-H-3R3M=P2 1224AS-H-4R7M=P2 1224AS-H-6R8M=P2 1224AS-H-100M=P2 1224AS-H-120M=P2 1.0 1.5 2.2 3.3 4.7 6.8 10 12 30 30 20 20 20 20 20 20 66 (55) 78 (65) 102 (85) 144 (120) 204 (170) 300 (250) 432 (360) 540 (450) (3)() Inductance Decrease Current(3) (A) Max. (Typ.) L L =30% (3)() 1.6 (2.1) 1.4 (1.8) 1.1 (1.4) 0.90 (1.2) 0.75 (1.0) 0.60 (0.80) 0.53 (0.70) 0.49 (0.65) 1.9 (2.2) 1.7 (2.0) 1.4 (1.6) 1.2 (1.4) 1.0 (1.2) 0.85 (1.0) 0.71 (0.84) 0.55 (0.65) Temperature Rise Current(3) T=40C (A) Max. (Typ.) TYPE DEM2812C (Magnetically Shielded, Quantity/reel; 2,000 PCS) (1) (2)() Part Number Inductance(1) (H) Tolerance (%) DC Resistance(2) (m) Max. (Typ.) 1225AS-H-R47N=P2 1225AS-H-R68N=P2 1225AS-H-1R0N=P2 1225AS-H-1R5N=P2 1225AS-H-2R2M=P2 1225AS-H-3R3M=P2 1225AS-H-4R7M=P2 1225AS-H-6R8M=P2 1225AS-H-100M=P2 1225AS-H-120M=P2 0.47 0.68 1.0 1.5 2.2 3.3 4.7 6.8 10 12 30 30 30 30 20 20 20 20 20 20 31 (26) 37 (31) 43 (36) 52 (43) 70 (58) 96 (80) 126 (105) 204 (170) 300 (250) 350 (290) (3)() Inductance Decrease Current(3) (A) Max. (Typ.) L L =30% (3)() 2.5 (3.4) 2.0 (2.7) 1.8 (2.4) 1.5 (2.1) 1.2 (1.6) 1.0 (1.4) 0.88 (1.2) 0.72 (0.96) 0.58 (0.77) 0.55 (0.73) 3.1 (3.7) 2.9 (3.4) 2.7 (3.2) 2.4 (2.8) 2.0 (2.4) 1.5 (1.8) 1.4 (1.6) 1.1 (1.3) 0.85 (1.0) 0.76 (0.95) Temperature Rise Current(3) T=40C (A) Max. (Typ.) continued on next page Ferrite Inductors continued from previous page STANDARD PART NUMBERS TYPE DEM2815C (Magnetically Shielded, Quantity/reel; 2,000 PCS) (1) (2)() Part Number Inductance(1) (H) Tolerance (%) DC Resistance(2) (m) Max. (Typ.) 1226AS-H-R47N=P2 1226AS-H-1R0N=P2 1226AS-H-1R5N=P2 1226AS-H-2R2M=P2 1226AS-H-2R7M=P2 1226AS-H-3R3M=P2 1226AS-H-4R7M=P2 1226AS-H-6R8M=P2 1226AS-H-100M=P2 1226AS-H-120M=P2 1226AS-H-150M=P2 0.47 1.0 1.5 2.2 2.7 3.3 4.7 6.8 10 12 15 30 30 30 20 20 20 20 20 20 20 20 24 (20) 32 (27) 37 (31) 52 (43) 63 (53) 68 (57) 96 (80) 156 (130) 216 (180) 275 (228) 324 (270) (3)() Inductance Decrease Current(3) (A) Max. (Typ.) (3)() L L =30% Temperature Rise Current(3) T=40C (A) Max. (Typ.) 2.9 (3.8) 2.1 (2.7) 1.7 (2.3) 1.4 (1.8) 1.3 (1.7) 1.1 (1.5) 0.95 (1.3) 0.80 (1.0) 0.65 (0.90) 0.60 (0.80) 0.50 (0.70) 3.9 (4.6) 3.3 (3.9) 2.9 (3.4) 2.2 (2.6) 2.0 (2.4) 1.9 (2.3) 1.6 (1.9) 1.2 (1.5) 1.0 (1.2) 0.85 (1.0) 0.80 (0.95) TYPE DEM2818C (Magnetically Shielded, Quantity/reel; 2,000 PCS) (1) (2)() Part Number Inductance(1) (H) Tolerance (%) DC Resistance(2) (m) Max. (Typ.) 1227AS-H-R47N=P2 1227AS-H-1R0N=P2 1227AS-H-1R5N=P2 1227AS-H-2R2M=P2 1227AS-H-3R3M=P2 1227AS-H-4R7M=P2 1227AS-H-6R8M=P2 1227AS-H-100M=P2 1227AS-H-120M=P2 0.47 1.0 1.5 2.2 3.3 4.7 6.8 10 12 30 30 30 20 20 20 20 20 20 20 (17) 29 (24) 32 (27) 47 (39) 67 (56) 92 (77) 146 (122) 204 (170) 258 (215) (1) Inductance is measured with a LCR meter 4284A (Agilent Technologies) or equivalent. Test frequency at 100kHz (2) DC resistance is measured with 34420A (Agilent Technologies) or 3541(HIOKI). (Reference ambient temperature 25C) (3) Maximum allowable DC current is that which causes a 30% inductance reduction from the initial value, or coil temperature to rise by 40C, whichever is smaller. (Reference ambient temperature 20C) (3)() Inductance Decrease Current(3) (A) Max. (Typ.) L L =30% (3)() 3.3 (4.4) 2.3 (3.1) 2.0 (2.6) 1.7 (2.2) 1.3 (1.7) 1.1 (1.4) 0.90 (1.2) 0.75 (1.0) 0.65 (0.87) 4.7 (5.5) 3.7 (4.3) 3.4 (4.0) 2.6 (3.1) 2.0 (2.4) 1.8 (2.1) 1.3 (1.5) 1.2 (1.4) 1.0 (1.2) Temperature Rise Current(3) T=40C (A) Max. (Typ.) (1) LCR4284A (Agilent)100kHz (2) 34420AAgilent3541(HIOKI) 25C (3) 30%40C 20C Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Murata: 1227AS-H-100M=P2 1226AS-H-2R7M=P2 1225AS-H-3R3M=P2 1226AS-H-2R2M=P2 1225AS-H-100M=P2 1226AS-H-R47N=P2 1225AS-H-2R2M=P2 1227AS-H-R47N=P2 1226AS-H-3R3M=P2 1226AS-H-1R5N=P2 1227ASH-4R7M=P2 1224AS-H-1R0N=P2 1225AS-H-1R0N=P2 1224AS-H-100M=P2 1227AS-H-120M=P2 1225AS-H4R7M=P2 1225AS-H-6R8M=P2 1226AS-H-6R8M=P2 1225AS-H-R47N=P2 1224AS-H-1R5N=P2 1227AS-H1R5N=P2 1224AS-H-3R3M=P2 1226AS-H-150M=P2 1227AS-H-2R2M=P2 1227AS-H-1R0N=P2 1227AS-H6R8M=P2 1224AS-H-4R7M=P2 1225AS-H-1R5N=P2 1224AS-H-2R2M=P2 1226AS-H-4R7M=P2 1224AS-H120M=P2 1227AS-H-3R3M=P2 1226AS-H-100M=P2 1225AS-H-120M=P2 1226AS-H-1R0N=P2 1224AS-H6R8M=P2 1226AS-H-120M=P2