CDPH40D18 Datasheet, PDF (1/2 Pages) Sumida Corporation – SMD Power Inductor

SMD Power Inductor
CDPH40D18
RoHS
Dimension - [mm]
Land pattern and Schematics - [mm]
Description
• Ferrite core construction.
× × × × ^{• Magnetically shielded.}
• L W H: 4.2 4.2 2.0mm Max.
• Product weight: 120mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
℃ ℃ ^{Environmental Data}
• Operating temperature range: -40 ~+105
(including coil’s self temperature rise)
℃～ ℃ • Storage temperature range: -40 +105
℃ • Solder reflow temperature: 260 peak.
Packaging
• Carrier tape and reel packaging.
• 13.0”diameter reel
• 3000pcs per reel
Applications
• Ideally used in Mobilephone,PDA,MP3,
DSC/DVC, etc as DC-DC converter inductors.
Electrical Characteristics
Part No.
CDPH40D18NP-4R7MC
CDPH40D18NP-100MC
CDPH40D18NP-330MC
Inductance
μ( H)
※ [Within] 1
± ％ 4.7 20
± ％ 10.0 20
± ％ 33.0 20
Ω D.C.R. (m )
℃ ^[Within]
(At 20 )
± ％ 103 20
± ％ 231 20
± ％ 764 20
※ Saturation current
(A) 2
1.84
1.22
0.64
Temperature
※ rise current
(A) 3
1.30
0.82
0.43
※1. Inductance measuring condition: at 100kHz.
※2. Saturation current: The value of D.C. current when the inductance decreases to 70% of it’s nominal value.
※ △ ＝ ℃ ＝ ℃ 3. Temperature rise current: The value of D.C. current when the temperature rise is t 40 (Ta 20 ).
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Revised: 1-Nov-12