Ferrite Inductors DEM8030C / DEM8040C / DEM8045C Inductance Range: 1.5~47 H(DEM8030C), 1.5~33 H(DEM8040C), 1.5~47 H(DEM8045C) Recommended patterns DEM8030C DEM8030C DEM8040C / DEM8045C DEM8040C / DEM8045C (Unit: mm) (Unit: mm) * : DEM8040C 4.0mm Max. DEM8045C 4.5mm Max. FEATURES 8.3 8.3mm Max. square, 3.0, 4.0, and 4.5mm Max. height. 8.38.33.0 / 4.0 / 4.5 Magnetically shielded construction and low DC resistance. Suitable for large currents. RoHS compliant. RoHS Halogen Free STANDARD PART NUMBERS TYPE DEM8030C (Quantity/reel 1000 PCS) (1) (2) (3) (3) () () () Inductance Temperature (3) DC (1) Decrease Current (3) Part Inductance Tolerance Rise Current (2) Resistance (A) Max. (Typ.) Number (H) (%) T=40C L (m) Max. (Typ.) =30% (A) Max. (Typ.) L 1273AS-H-1R5N=P3 1.5 30 10.0 (8.3) 7.5(10) 7.3(8.6) 1273AS-H-2R2N=P3 2.2 30 13.2 (11) 6.2(8.2) 6.5(7.7) 1273AS-H-3R3N=P3 3.3 30 19.2 (16) 5.2(6.9) 5.4(6.3) 1273AS-H-4R7N=P3 4.7 30 22.8 (19) 4.4(5.9) 4.9(5.8) 1273AS-H-6R8N=P3 6.8 30 37.2 (31) 3.4(4.5) 3.7(4.4) 1273AS-H-100M=P3 10 20 54.0 (45) 2.9(3.8) 3.1(3.6) 1273AS-H-150M=P3 15 20 78.0 (65) 2.4(3.2) 2.6(3.1) 1273AS-H-220M=P3 22 20 126.0 (105) 2.0 (2.7) 2.0 (2.4) 1273AS-H-330M=P3 33 20 174.0 (145) 1.6 (2.1) 1.9 (2.2) 1273AS-H-470M=P3 47 20 289.0 (241) 1.3(1.7) 1.3(1.5) continued on next page Ferrite Inductors continued from previous page STANDARD PART NUMBERS TYPE DEM8040C (Quantity/reel 1000 PCS) (1) (2) (3) (3) () () () Inductance Temperature (3) DC (1) Decrease Current (3) Part Inductance Tolerance Rise Current (2) Resistance (A) Max. (Typ.) Number (H) (%) T=40C L (m) Max. (Typ.) =30% (A) Max. (Typ.) L 1248AS-H-1R5N=P3 1.5 30 10.1 (8.4) 10.0 (14.0) 8.0 (9.4) 1248AS-H-2R2N=P3 2.2 30 13.2 (11) 8.6 (12.0) 7.0 (8.3) 1248AS-H-3R3N=P3 3.3 30 19.2 (16) 7.2 (9.4) 5.6 (6.6) 1248AS-H-4R7N=P3 4.7 30 22.8 (19) 6.2 (8.4) 5.3 (6.2) 1248AS-H-6R8N=P3 6.8 30 36.0 (30) 4.8 (6.6) 4.2 (4.9) 1248AS-H-100M=P3 10 20 52.8 (44) 4.1 (5.4) 3.4 (4.0) 1248AS-H-150M=P3 15 20 78.0 (65) 3.4 (4.6) 2.7 (3.2) 1248AS-H-220M=P3 22 20 126.0 (105) 2.8 (3.7) 2.2 (2.6) 1248AS-H-330M=P3 33 20 168.0 (140) 2.4 (3.1) 1.8 (2.2) TYPE DEM8045C (Quantity/reel 1000 PCS) (1) (2) (3) (3) () () () Inductance Temperature (3) DC (1) (3) Decrease Current Part Inductance Tolerance Rise Current (2) Resistance (A) Max. (Typ.) Number (H) (%) T=40C (m) Max. (Typ.) L =30% (A) Max. (Typ.) L 1217AS-H-1R5N=P3 1.5 30 7.6 (6.5) 11.2 (15.0) 9.4 (11.0) 1217AS-H-2R2N=P3 2.2 30 9.9 (8.3) 9.3 (12.4) 8.7 (10.0) 1217AS-H-3R3N=P3 3.3 30 14.4 (12) 7.7 (10.3) 6.8 (8.0) 1217AS-H-4R7N=P3 4.7 30 18.0 (15) 6.7 (9.0) 6.3 (7.4) 1217AS-H-5R6N=P3 5.6 30 22.8 (19) 6.1 (8.1) 5.4 (6.4) 1217AS-H-6R8N=P3 6.8 30 27.6 (23) 5.2 (7.0) 4.8 (5.6) 1217AS-H-8R2M=P3 8.2 20 33.6 (28) 4.8 (6.4) 4.5 (5.3) 1217AS-H-100M=P3 10 20 39.6 (33) 4.3 (5.7) 3.9 (4.6) 1217AS-H-150M=P3 15 20 52.8 (44) 3.3 (4.4) 3.5 (4.1) 1217AS-H-180M=P3 18 20 76.8 (64) 3.2 (4.3) 2.9 (3.4) 1217AS-H-220M=P3 22 20 93.6 (78) 2.9 (3.9) 2.4 (2.8) 1217AS-H-330M=P3 33 20 132.0 (110) 2.3 (3.1) 2.2 (2.6) 1217AS-H-470M=P3 47 20 204.0 (170) 2.1 (2.8) 1.8 (2.1) (1) Inductance is measured with a LCR meter 4284A (Agilent (1) LCR4284A (Agilent)100kHz Technologies) or equivalent. Test frequency at 100kHz (2) 34420AAgilent3541(HIOKI) (2) DC resistance is measured with 34420A (Agilent Technologies) or 25C 3541(HIOKI). (Reference ambient temperature 25C) (3) (3) Maximum allowable DC current is that which causes a 30% 30%40C inductance reduction from the initial value, or coil temperature to 20C rise by 40C, whichever is smaller. (Reference ambient temperature 20C)