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Cx Family Common Mode Chokes
0402CT Low Profile Chip Inductors
XAL7050 High-inductance Shielded Power Inductors
XGL4020 Ultra-low DCR Power Inductors

MSC1278 Series

Coupled SEPIC Inductors

RoHS準拠
Coilcraft's MSC1278 Series of loosely coupled inductors were designed for SEPIC applications where loose coupling is desired.  They are magnetically shielded to minimize EMI and feature high saturation current ratings above 10 Amps.  Low DC resistance provides high efficiency.
  • Loosely coupled inductors, designed for SEPIC applications
  • See Selecting inductors for SEPIC
  • Saturation current rating up to 10.66 Amps!
  • Low DC resistance provides high efficiency
  • 500 Vrms winding-to-winding isolation
  • RoHS-compliant. 260°C compatible. Matte tin over nickel over phos bronze terminations
  • COTS Plus tin-silver-copper and tin-lead terminations available

今すぐ購入:
個数 単価
1 $1.59
250 $1.32
500 $1.13
1000 $0.95
2500 $0.85
5000 $0.77

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仕様

Electrical specifications at 25°C.

フライバック用途

部品番号 1
(Hover for schematics)
インダクタンス (µH) 2 公差 (%) DCR max (Ω) 3 絶縁
電圧 (V)
漏れ
インダクタンス (µH) 5
巻数比
MSC1278-103ML_ 10 20 0.058 500 2.8 1 : 1
MSC1278-223KL_ 22 10 0.096 500 5.9 1 : 1
MSC1278-333KL_ 33 10 0.15 500 10 1 : 1
MSC1278-473KL_ 47 10 0.18 500 15 1 : 1

SEPIC用途

部品番号 1
(Hover for schematics)
インダクタンス (µH) 2 公差 (%) DCR max (Ω) 3 SRF typ (MHz) 4 結合係数 漏れ
インダクタンス (µH) 5
Isat (A) 6 Irms (A)
10% drop 20% drop 30% drop 両方の巻線 7 単一巻線 8
MSC1278-103ML_ 10 20 0.058 20.0 0.8 2.8 8.8 10.0 10.7 2.6 3.6
MSC1278-223KL_ 22 10 0.096 12.0 0.82 5.9 6.0 6.8 7.3 2.0 2.8
MSC1278-333KL_ 33 10 0.15 9.5 0.85 10 5.5 6.1 6.5 1.6 2.3
MSC1278-473KL_ 47 10 0.18 7.8 0.83 15 3.7 4.3 4.6 1.5 2.1
メモ
  1. When ordering, please specify termination and packaging codes: e.g. MSC1278-105KLD
  2. Inductance shown for each winding, measured at 100 kHz, 0.1 Vrms, 0 Adc on an Agilent/HP 4284A LCR meter or equivalent. When leads are connected in parallel, inductance is the same value. When leads are connected in series, inductance is four times the value.
  3. DCR is for each winding. When leads are connected in parallel, DCR is half the value. When leads are connected in series, DCR is twice the value. DCR at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
  4. SRF measured using an Agilent/HP 4191A or equivalent. When leads are connected in parallel, SRF is the same value. Details
  5. Leakage Inductance is for L1 and is measured with L2 shorted.
  6. Isat: DC current, at which the inductance drops the specified amount from its value without current. It is the sum of the current flowing in both windings. Details
  7. Irms, both windings: Equal current when applied to each winding simultaneously that causes a 40°C temperature rise from 25°C ambient. This information is for reference only and does not represent absolute maximum ratings.Determine temperature rise.
  8. Irms, one winding: Current when applied to one winding that causes a 40°C temperature rise from 25°C ambient. This information is for reference only and does not represent absolute maximum ratings. Determine temperature rise.

 

終端処理:

  • L = RoHS compliant matte tin over nickel over phos bronze.
  • T = RoHS tin-silver-copper (95.5/4/0.5). (Special order, added cost)
  • S = non-RoHS tin-lead (63/37). (Special order, added cost)

パッケージ:

  • D = 13″ machine-ready reel. EIA-481 embossed plastic tape (500 parts per full reel). Quantities less than full reel available: in tape (not machine ready) or with leader and trailer ($25 charge).
  • B = Less than full reel. In an effort to simplify our part numbering system, Coilcraft is eliminating the need for multiple packaging codes. When ordering, simply change the last letter of your part number from B to D.
環境
環境:
RoHS準拠
周囲温度範囲:
–40°C to +85°C with Irms current, +85°C to +125°C with derated current
保管温度範囲:
Component: −40°C to +125°C
Tape and reel packaging: −40°C to +80°C
最大部品温度:
+125°C (Ambient + temperature rise)
時間内の障害(FIT)/平均障害間隔(MTBF):

性能曲線

Inductance vs. Current

Inductance vs. Frequency

回路図

msc1278s.gifmsd1260s.gif

物理的特徴

msc1278d.gif
dims_inches_mm.gif

テープ&リール仕様

tapereel_pl-(16).gif


 
Parts per reel Reel dimensions (mm) Tape dimensions (mm) Orientation
13" (330 mm) A B C D E W P Po P1 H T part_or_o.gif
500 330 100 13 30,4 24,4 24 16 4 2 8,1 0,4

一般仕様

コア材料:
Ferrite
重量:
3.7 - 4.4 g
パッケージ:
500/13″ reel; Plastic tape: 24 mm wide, 0.4 mm thick, 16 mm pocket spacing, 8.1 mm pocket depth

はんだ付け/洗浄

湿度感度レベル(MSL):
1 (unlimited floor life at <30°C / 85% relative humidity)
はんだに対する耐熱性:
Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles
はんだ付けする前に、 Coilcraftコンポーネントのはんだ付けを参照してください。
PCB洗浄:
Tested with pure water or alcohol only. More info.