2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice.
www.bitechnologies.com
87
Inductance
100kHz, 0.1V DCR (1) Isat (2) Heating (3) Core Loss (4)
@ 0 Adc @ Isat (mW) @ 25°C Current Factor
Part (µH ± 20%) (µH) (Adc) (Adc)
Number Typ. Min. Typ. Typ. Max. ∆T=50°C K1 K2 Fig.
HM70-101R0LF 1.00 0.63 0.70 2.53 2.90 16 15 9.07E-11 170.67 1
HM70-201R3LF 1.33 0.93 1.16 3.38 3.74 16 13 1.24E-10 157.15 1
HM70-201R9LF 1.94 1.28 1.60 4.71 5.42 12 11 1.24E-10 189.83 1
HM70-25R80LF 0.83 0.488 0.61 1.75 2.01 18 19 1.51E-10 118.84 1
HM70-301R5LF 1.50 0.80 1.00 2.16 2.48 16 17 1.40E-10 183.07 1
HM70-302R0LF 2.10 1.12 1.40 3.48 4.00 12 14 1.53E-10 196.09 1
HM70-31R65LF 0.65 0.48 0.54 1.80 2.50 16 19 1.53E-10 60.69 1
HM70-311R0LF 1.00 0.60 0.90 2.16 2.48 16 17 1.53E-10 93.38 1
HM70-321R3LF 1.30 0.80 1.00 2.16 2.48 16 17 1.66E-10 140.35 1
HM70-33R75LF 0.75 0.50 0.61 1.40 1.50 16 22 1.53E-10 70.03 1
HM70-341R3LF 1.30 0.80 1.00 2.16 2.48 20 18 1.53E-10 121.39 1
HM70-351R5LF 1.50 0.97 1.20 4.00 4.50 18 13 1.35E-10 166.20 2
HM70-401R2LF 1.20 0.92 1.02 1.75 1.80 18 22 1.80E-10 129.45 2
HM70-401R6LF 1.60 1.15 1.44 2.13 2.36 20 20 1.67E-10 151.67 2
HM70-431R9LF 1.90 1.50 1.70 2.00 2.20 15 20 1.67E-10 172.04 2
HM70-455R6LF 5.60 4.45 5.00 5.00 6.00 8 13 1.67E-10 507.07 2
HM70-50R70LF 0.70 0.40 0.52 1.05 1.26 30 31 1.99E-10 88.15 2
HM70-501R2LF 1.20 0.80 0.90 1.68 2.00 24 25 1.99E-10 110.82 2
HM70-505R0LF 5.00 3.60 4.30 6.50 8.00 7 13 2.21E-10 219.63 2
HM70-50100LF 10.0 6.80 8.00 12.0 15.0 7 9 2.21E-10 316.67 2
HM70-601R2LF 1.20 0.80 1.00 1.37 1.58 20 28 2.21E-10 108.94 2
HM70-602R0LF 2.00 1.20 1.60 2.20 2.60 15 22 2.21E-10 143.34 2
• Operating Temperature Range -40°C to +180°C
• TemperatureRise,Maximum 50°C
• OperatingFrequency Upto400kHz
HM70
Electrical / Environmental
HighPowerShieldedLowProfile
SurfaceMountInductors
Notes: (1)DCresistanceismeasuredat25°C.
(2)Thesaturationcurrent(Isat)isthecurrentatwhichtheinductancewillbedecreasedby20%fromitsinitial(zeroDC)value.
(3)TheheatingcurrentistheDCcurrent,whichcausesthecomponenttemperaturetoincreasebyapproximately50°C.Thiscurrentisdeterminedby
solderingthecomponentonatypicalapplicationPCB,andthenapplyingthecurrenttothedevicefor30minutes.
(4) CoreLossapproximationisbasedonpublishedcoredata:
CoreLoss(Pfe)=K1*(f)1.338*(K2∆I)2.2546
Where: corelossinwatt f=frequencyinkHz
K1andK2=corelossfactor ∆I=deltaIacrossthecomponentinAmp.
K2∆I=onehalfofthepeaktopeakfluxdensityacrossthecomponentinGauss
Specifications
RoHS
Compliant
Packaging
Standard: Embossed Tape & Reel
Reel: Diameter: = 13” (330.2mm)
Capacity: Case size 10,20,25,30,31,32,33,34 = 500 Units
Case size 35,40,43,45,50,60 = 400 Units
www.bitechnologies.com
MAGNETIC COMPONENTS SELECTOR GUIDE 2009/10 EDITION
We reserve the right to change specifications without prior notice.
88
Electrical Characteristics @ 25°C
(B) Case size 50 & 60
(A) Case size 10, 20, 25, 30 & 40
Inductance vs. Current Characteristics
Inductance vs. Current Characteristics
Inductance Rolloffvs. Current Characteristics
Inductance Rolloffvs. Current Characteristics
2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice.
www.bitechnologies.com
89
Case size A B C D E F G H I J K
10 9.00 10.5 3.70 4.80 1.70 6.00 8.30 2.30 6.00 2.80 3.00
20 9.00 10.5 4.50 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
25 9.00 10.5 5.00 4.80 1.70 6.00 8.30 2.30 6.00 2.80 3.00
30 9.00 10.5 5.35 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
31 9.00 10.5 5.40 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
32 9.00 10.5 5.60 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
33 9.00 10.5 5.70 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
34 9.00 10.5 5.80 4.80 1.70 6.00 8.00 2.00 6.00 2.80 3.00
35 10.7 10.25 4.20 5.60 1.70 6.00 10.60 5.60 6.20 2.10 2.50
40 11.0 12.6 5.20 6.20 2.30 7.50 10.70 3.70 7.50 3.10 3.50
43 10.1 12.5 5.75 4.77 2.30 7.32 10.31 4.17 7.32 2.95 2.84
45 10.1 12.5 6.60 4.60 2.30 7.32 10.31 4.00 7.32 2.74 3.15
50 13.5 12.9 5.50 6.50 2.30 7.50 13.50 6.50 7.50 3.00 3.50
60 14.0 13.0 5.80 6.50 2.30 7.50 14.00 6.50 7.50 3.00 3.50
Ordering Information
Inductance Code:
First 2 digits are signicant.
Last digit denotes the number
of trailing zeros. For values
below 10µH, “R” denotes the
decimal point.
Case Size
Model Series TR - Tape & Reel Packing
13 - 13” reel
HM70 - 50 1R2 LF TR13
Lead-Free
Outline Dimensions (mm)
Recommended
Solder Pad Layout
Top View Bottom View
Figure 1 Figure 2
Top View Bottom View
Note: (1)Dummyterminalshouldnotbeusedforanyelectricalconnection.