1229AS-H-4R7M=P3 Murata

Ferrite Inductors DEM3512C/DEM3518C Inductance Range: 0.68~22 H (DEM3512C), 0.56~22 H (DEM3518C) Recommended patterns DEM3512C DEM3518C (Unit: mm) (Unit: mm) *DEM3512C: 1.2mm Max. DEM3518C: 1.8mm Max. FEATURES Low profile (3.5 3.7mm square, 1.2 and 1.8mm Max. (3.5 3.7mm, 1.21.8mm Max.) height). Magnetically shielded construction and low DC resistance. DC-DC Ideal for a variety of DC-DC converter inductor applications. RoHS RoHS compliant. STANDARD PART NUMBERS TYPE DEM3512C (Quantity/reel; 2,000 PCS) (1) (2) (3) (3) Inductance Temperature (3) DC (1) Decrease Current (3) Inductance Rise Current Part Tolerance (2) Resistance (A) Max. (Typ.) Number (H) (%) T=40C L (m) Max. (Typ.) =30% (A) Max. (Typ.) L 1229AS-H-R68N=P3 0.68 30 52 (43) 2.50 (3.30) 2.25 (2.65) 1.0 30 65 (54) 2.05 (2.75) 1.85 (2.20) 1229AS-H-1R0N=P3 1.5 30 75 (62) 1.65 (2.20) 1.80 (2.10) 1229AS-H-1R5N=P3 1229AS-H-2R0M=P3 2.0 20 88 (73) 1.50 (2.00) 1.70 (2.00) 1229AS-H-3R3M=P3 3.3 20 96 (80) 1.30 (1.75) 1.65 (1.95) 4.7 20 126 (105) 1.10 (1.45) 1.35 (1.60) 1229AS-H-4R7M=P3 6.8 20 192 (160) 0.90 (1.20) 1.20 (1.40) 1229AS-H-6R8M=P3 1229AS-H-100M=P3 10 20 288 (240) 0.75 (1.00) 0.85 (1.00) 1229AS-H-120M=P3 12 20 336 (280) 0.65 (0.87) 0.79 (0.93) 15 20 408 (340) 0.59 (0.78) 0.72 (0.84) 1229AS-H-150M=P3 22 20 672 (560) 0.50 (0.66) 0.53 (0.62) 1229AS-H-220M=P3 continued on next page Ferrite Inductors continued from previous page STANDARD PART NUMBERS TYPE DEM3518C (Quantity/reel; 2,000 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 L (m) Max. (Typ.) =30% (A) Max. (Typ.) L 0.56 30 29 (24) 3.30 (4.40) 3.40 (4.00) 1231AS-H-R56N=P3 1231AS-H-1R2N=P3 1.2 30 36 (30) 2.40 (3.20) 2.90 (3.40) 1.5 30 42 (35) 2.10 (2.75) 2.70 (3.20) 1231AS-H-1R5N=P3 2.2 20 48 (40) 1.90 (2.55) 2.55 (3.00) 1231AS-H-2R2M=P3 1231AS-H-3R3M=P3 3.3 20 60 (50) 1.60 (2.10) 2.25 (2.70) 1231AS-H-4R7M=P3 4.7 20 72 (60) 1.35 (1.75) 2.00 (2.45) 6.4 20 102 (85) 1.15 (1.50) 1.65 (2.00) 1231AS-H-6R4M=P3 1231AS-H-100M=P3 10 20 174 (145) 0.90 (1.20) 1.25 (1.50) 12 20 186 (155) 0.85 (1.15) 1.20 (1.45) 1231AS-H-120M=P3 1231AS-H-150M=P3 15 20 222 (185) 0.80 (1.05) 1.10 (1.30) 1231AS-H-220M=P3 22 20 342 (285) 0.65 (0.84) 0.88 (1.05) (1) Inductance is measured with a LCR meter 4284A (Agilent (1) LCR4284AAgilent Technologies Technologies) or equivalent. Test frequency at 100kHz 100kHz (2) DC resistance is measured with 34420A (Agilent Technologies) or (2) 34420AAgilent Technologies3541 3541(HIOKI). (Reference ambient temperature 25C) HIOKI25C (3) Maximum allowable DC current is that which causes a 30% (3) inductance reduction from the initial value, or coil temperature to 30 rise by 40C, whichever is smaller. (Reference ambient 40C20C temperature 20C)