Description Four sizes shielded drum core inductors Inductance range f

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Description Four sizes shielded drum core inductors Inductance range f

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Series High Power Density, High Efficiency, Shielded Inductors
Description Four sizes shielded drum core inductors Inductance range from 0.33uH 1000uH Current range Amps peak Frequency range 3MHz Magnetic shielding Secure mounting Applications Computer, players, portable power devices panels DC-DC converters Buck, boost, forward, resonant converters Noise filtering filter chokes Environmental Data Storage temperature range: -40C +125C Operating ambient temperature range: -40C +85C (range application specific). internal "hot-spot" temperature defines maximum allowable currents, which limited 130C, including ambient. Infrared reflow temperature: +240C seconds max.
Part Number DR73-R33 DR73-1R0 DR73-1R5 DR73-2R2 DR73-3R3 DR73-4R7 DR73-6R8 DR73-8R2 DR73-100 DR73-150 DR73-220 DR73-330 DR73-470 DR73-680 DR73-820 DR73-101 DR73-151 DR73-221 DR73-331 DR73-471 DR73-681 DR73-821 DR73-102 DR74-R33 DR74-1R0 DR74-1R5 DR74-2R2 DR74-3R3 DR74-4R7 DR74-6R8 DR74-8R2 DR74-100 DR74-150 DR74-220 Rated Inductance (µH) 0.33 1.00 1.50 2.20 3.30 4.70 6.80 8.20 10.0 15.0 22.0 33.0 47.0 68.0 82.0 1000 0.33 1.00 1.50 2.20 3.30 4.70 6.80 8.20 10.0 15.0 22.0 OCL(1) +/-20% (µH) 0.306 0.992 1.482 2.070 3.540 4.422 6.480 8.930 10.30 15.01 22.65 34.41 48.62 68.91 80.37 101.4 150.9 223.3 325.5 465.8 676.5 821.7 995.0 0.294 0.952 1.422 1.986 3.396 5.182 7.344 8.566 9.882 16.09 21.73 Irms(2) Amperes 6.21 5.28 4.67 4.15 3.31 3.09 2.55 2.19 2.08 1.83 1.62 1.31 1.08 0.89 0.86 0.73 0.58 0.52 0.42 0.35 0.29 0.27 0.26 6.26 5.39 4.94 4.76 3.94 3.34 2.60 2.53 2.41 2.11 1.75
Packaging Supplied tape reel packaging, 1350 (DR73), 1100 (DR74), (DR125), (DR127) reel
Isat(3) Amperes Peak 14.4 7.97 6.52 5.52 4.22 3.78 3.12 2.66 2.47 2.05 1.67 1.35 1.14 0.96 0.89 0.79 0.65 0.53 0.44 0.37 0.31 0.28 0.25 18.4 10.2 8.35 7.06 5.40 4.37 3.67 3.40 3.17 2.48 2.13
DCR(4) Typ. 0.0073 0.0102 0.0130 0.0165 0.0259 0.0297 0.0435 0.0592 0.0656 0.0844 0.107 0.166 0.241 0.358 0.384 0.527 0.851 1.05 1.59 2.36 3.47 3.93 4.34 0.0074 0.0099 0.0118 0.0126 0.0183 0.0254 0.0418 0.0441 0.0489 0.0637 0.0925
Volt-uSec(5) Typ. 1.98 3.56 4.36 5.15 6.73 7.52 9.11 10.7 11.5 13.9 17.0 21.0 24.9 29.7 32.1 36.0 44.0 53.5 64.5 77.2 93.1 1.71 3.08 3.76 4.45 5.81 7.18 8.55 9.23 9.92 12.7 14.7
Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc. current approximate 40°C without core loss. recommended that temperature part exceed 125°C. Peak current approximate roll 20°C.
limits 20°C. Applied Volt-Time product (V-µS) across inductor. This value represent applied V-µS 100KHz necessary generate core loss equal total losses 40°C temperature rise.
Series High Power Density, High Efficiency, Shielded Inductors
Part Number DR74-330 DR74-470 DR74-680 DR74-820 DR74-101 DR74-151 DR74-221 DR74-331 DR74-471 DR74-681 DR74-821 DR74-102 DR125-R47 DR125-1R0 DR125-1R5 DR125-2R2 DR125-3R3 DR125-4R7 DR125-6R8 DR125-8R2 DR125-100 DR125-150 DR125-220 DR125-330 DR125-470 DR125-680 DR125-820 DR125-101 DR125-151 DR125-221 DR125-331 DR125-471 DR125-681 DR125-821 DR125-102 DR125-124 DR127-R47 DR127-1R0 DR127-1R5 DR127-2R2 DR127-3R3 DR127-4R7 DR127-6R8 DR127-8R2 DR127-100 DR127-150 DR127-220 DR127-330 DR127-470 DR127-680 DR127-820 DR127-101 DR127-151 DR127-221 DR127-331 DR127-471 DR127-681 DR127-821 DR127-102 Rated Inductance (µH) 33.0 47.0 68.0 82.0 1000 0.47 1.00 1.50 2.20 3.30 4.70 6.80 8.20 10.0 15.0 22.0 33.0 47.0 68.0 82.0 1000 120000 0.47 1.00 1.50 2.20 3.30 4.70 6.80 8.20 10.0 15.0 22.0 33.0 47.0 68.0 82.0 1000 OCL(1) +/-20% (µH) 33.01 49.64 69.67 80.95 101.6 150.0 227.0 335.6 465.3 671.2 812.7 1009 0.456 0.894 1.478 2.208 3.084 5.274 6.588 8.048 9.654 15.35 22.36 33.74 47.47 67.91 86.89 102.7 151.1 216.8 332.6 473.1 679.8 828.0 1008 120630 0.419 0.821 1.357 2.027 2.831 4.841 7.387 8.861 10.47 14.09 22.93 33.92 47.05 66.48 79.75 99.31 144.9 221.5 323.6 467.1 676.7 818.1 1005 Irms(2) Amperes 1.41 1.15 1.03 0.91 0.86 0.69 0.56 0.45 0.40 0.33 0.31 0.27 17.6 15.0 13.8 10.9 9.26 7.18 6.64 5.54 5.35 4.27 3.70 3.28 2.71 2.22 2.05 1.78 1.48 1.19 1.06 0.87 0.70 0.60 0.57 0.060 17.9 15.5 13.5 12.5 10.5 8.25 7.34 6.32 6.04 5.03 4.00 3.23 2.95 2.44 2.09 1.96 1.59 1.29 1.04 0.85 0.76 0.65 0.61 Isat(3) Amperes Peak 1.73 1.41 1.19 1.11 0.99 0.81 0.66 0.54 0.46 0.38 0.35 0.31 33.0 23.6 18.3 15.0 12.7 9.71 8.68 7.86 7.17 5.69 4.71 3.84 3.24 2.70 2.39 2.20 1.81 1.51 1.22 1.02 0.85 0.77 0.70 0.069 56.0 40.0 31.1 25.5 21.5 16.5 13.3 12.2 11.2 9.66 7.57 6.22 5.28 4.44 4.06 3.64 3.01 2.43 2.01 1.68 1.39 1.27 1.14 DCR(4) Typ. 0.143 0.216 0.265 0.345 0.383 0.591 0.907 1.41 1.74 2.58 2.93 3.89 0.0018 0.0024 0.0029 0.0045 0.0063 0.0105 0.0123 0.0176 0.0189 0.0298 0.0396 0.0505 0.0740 0.101 0.128 0.170 0.248 0.384 0.482 0.718 1.10 1.49 1.69 0.00195 0.00313 0.00341 0.00402 0.00567 0.00917 0.0116 0.0157 0.0172 0.0247 0.0391 0.0600 0.0719 0.105 0.143 0.163 0.247 0.376 0.574 0.861 1.08 1.47 1.66 Volt-uSec(5) Typ. 18.1 22.2 26.3 28.4 31.8 38.6 47.5 57.8 68.1 81.7 89.9 3.17 4.43 5.70 6.97 8.23 10.8 12.0 13.3 14.6 18.4 22.2 27.2 32.3 38.6 43.7 47.5 57.6 69.0 85.5 1521 3.50 4.90 6.30 7.70 9.10 11.9 14.7 16.1 17.5 20.3 25.9 31.5 37.1 44.1 48.3 53.9 65.1 80.5 97.3
Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc. current approximate 40°C without core loss. recommended that temperature part exceed 125°C. Peak current approximate roll 20°C.
limits 20°C. Applied Volt-Time product (V-µS) across inductor. This value represent applied V-µS 100KHz necessary generate core loss equal total losses 40°C temperature rise.
Series High Power Density, High Efficiency, Shielded Inductors
Mechanical Diagrams DR73 Series
BOTTOM VIEW
FRONT VIEW
VIEW
RECOMMENDED LAYOUT
2.50
SCHEMATIC
3.55
3.83
8.50
1.13
DR74 Series
BOTTOM VIEW RECOMMENDED LAYOUT
2.50
FRONT VIEW
VIEW
SCHEMATIC
DR74
4.35
3.83
1.13 8.50
DR125 Series
2.05 Typ.
BOTTOM VIEW FRONT VIEW VIEW
RECOMMENDED LAYOUT
13.80
SCHEMATIC
4.90
12.50
6.00
wwllyy
5.50
12.50
3.85
DR127 Series
2.05 Typ.
BOTTOM VIEW FRONT VIEW VIEW
RECOMMENDED LAYOUT
13.80
SCHEMATIC
4.90
12.50
8.00
wwllyy
5.50
12.50
3.85
Dimensions Millimeters.
Inductance value family chart wwllyy (date code) revision level
Series High Power Density, High Efficiency, Shielded Inductors
Packaging Information DR73 Series
+0.1/-0.0 12.00 2.00 ±0.1 4.00 Min.
1.75±0.10
7.50±0.1
DR73
16.00 ±0.3
ACTUAL SIZE DR73
Ao=7.90mm Bo=7.90mm Ko=3.80mm
User direction feed
SECTION
Parts packaged Diameter reel, 1,350 parts reel.
DR74 Series
+0.1/-0.0 12.00 2.00 ±0.1 4.00 Min.
1.75±0.10
7.50±0.1
DR74
16.00 ±0.3
ACTUAL SIZE DR74
Ao=7.90mm Bo=7.90mm Ko=4.70mm
User direction feed
SECTION
Parts packaged Diameter reel, 1,100 parts reel.
DR125 Series
+0.1/-0.0
11.5
DR125-### wwllyy
24.0 +/-0.3
ACTUAL SIZE DR125
16.00
Ao=13.0mm Bo=13.0mm Ko=6.30mm
SECTION
User direction feed
Parts packaged Diameter reel, parts reel.
DR127 Series
+0.1/-0.0
11.5
DR127-### wwllyy
24.0 +/-0.3
ACTUAL SIZE DR127
Ao=13.0mm Bo=13.0mm Ko=8.30mm
20.00
SECTION
User direction feed
Parts packaged Diameter reel, parts reel.
Dimensions millimeters.
Series High Power Density, High Efficiency, Shielded Inductors
Rolloff
Isat DR73
Isat DR74
Isat
Isat
Isat DR125
Isat DR127
Isat
Core Loss
Irms DERATING WITH CORE LOSS
1000
Applied Volt-µSecond

Description Four sizes shielded drum core inductors Inductance range f

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