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CDB78D73_15 Datasheet, PDF (1/2 Pages) Sumida Corporation – SMD Power Inductor | |||
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SMD Power Inductor
CDB78D73
RoHS
Dimension - [mm]
7.8
+0.2
-0.3
7.3±0.2
a
+0.2 -0.4
9.8
b
Land pattern and Schematics - [mm]
Description
⢠Ferrite core construction.
à à à à ⢠Magnetically shielded.
⢠L W H: 10.0 8.0 7.5 mm Max.
⢠Product weight: 11.4g (Ref.)
⢠Moisture Sensitivity Level: 1
⢠RoHS compliance.
âï½ â Environmental Data
⢠Operating temperature range: -40
+105
2.0
(including coilâs self temperature rise)
âï½ â ⢠Storage temperature range: -40 +105
â ⢠Solder reflow temperature: 260 peak.
4.8 Packaging
⢠Carrier tape and reel packaging.
⢠13.0âdiameter reel
0.3 ⢠500pcs per reel
2.5± Applications
⢠Ideally used in the multiple chopper type DC-
DC converters for servers and various
decentralized power supplier.
4.4
3.0
2.5
Electrical Characteristics
Part No.
Stamp
CDB78D73NP-R15MC R15
CDB78D73NP-R20MC R20
Inductance
μ( H)
ï¼» ï¼½ Within
â»1
± 0.15 20%
± 0.20 20%
D.C.R.
Ω (m )
â (at 20 )
Max.(Typ.)
0.33(0.29)
0.33(0.29)
â» Saturation current (A) 2
â (at20 )
Max.(Typ.)
Temperature
â» rise current
(A) 3
55.0(68.0)
50.0
41.0(51.0)
50.0
â»1 Measuring frequency Inductance at 1MHz
â»2 Saturation current: The value of DC current when the inductance decreases to 80% of it's initial value.
â» â³ ï¼ â ï¼ â 3 Temperature rise current: The actual value of DC current when the temperature rise is T 40 (Ta 20 ).
Page 1 of 2
Revised: 10-Aug-15
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