JA4637-AL.pdf 데이터시트 (총 1 페이지) - 파일 다운로드 JA4637-AL 데이타시트 다운로드

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Document 848
Coupled Inductor ForSEPIC
Applications
• Developed for use with Texas Instruments TPS40210 SEPIC
Converter; shown on PMP5143 reference design.
• 1 : 1 coupled inductor
• Can also be used as a flyback transformer or in Zeta applications
• Winding to winding isolation:100 Vrms
Core material Ferrite
Terminations  RoHS tin-silver over tin over nickel over phos bronze.
Other terminations available at additional cost.
Weight  40.2 g
Ambient temperature  –40°C to +85°C
Storage temperature  Component: –40°C to +85°C.
Packaging: –40°C to +80°C
Moisture Sensitivity Level (MSL)  1 (unlimited floor life at <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332
Packaging  64 per tray
PCB washing  Only pure water or alcohol recommended
Leakage
Part Inductance1 DCR max2 inductance3 Isat4
number ±10% (µH) (Ohms) min (µH) (A)
JA4637-AL 250 0.10 0.20 2.5
1. Inductance is measured at 200 kHz, 1.0 Vrms.
2. DCR is for each winding
3. Leakage inductance measured from pin 6 to pin 1 with pins 3 and 4
shorted.
4. Current at which inductance drops 10% from it value without current
5. Electrical specifications at 25°C.
64
0.15
1 12 3,81
13
Recommended
0.30
PC Board Layout
7,62
67
1.00
25,4
Dimensions are in
inches
mm
0.040
1,016
Æ
Dot indicates pin 1
1 12
1.10
27,9
max
67
1.17
29,8
max
Parts manufactured prior to February, 2012
may be marked differently.
0.996
25,3
max
00.0,8301Æ
0.98
24.9
1.00
25,4
0.13
3,3
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Document 848  Revised 03/23/12
© Coilcraft Inc. 2013
This product may not be used in medical or high
risk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.