Delta Electronics SIQ1250R User Manual
SMT Power Inductor
SIQ1250R Type
Features
RoHS compliant.
High current (8.0A, 3.5uH) SMD type.
Magnetically shielded, suitable for high density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits, DC-DC converter,DC-AC inverters
inductor applications.
In addition to the standard versions shown here, customized inductors
are available to meet your exact requirements.
Mechanical Dimension :
¡Ó
C
E
Electrical Characteristics:
PART NO.
SIQ1250R - 3R5 3.5 13 8.0
SIQ1250R - 4R4 4.4 16 7.4
SIQ1250R - 5R6 5.6 19 6.8
SIQ1250RA - 5R6 5.6 21 7.0
SIQ1250R - 6R8 6.8 23 6.2
SIQ1250R - 8R2 8.2 27 5.5
SIQ1250R - 100 10.0 30 5.0
SIQ1250R - 181 180.0 290 1.0
SIQ1250R - 271 270.0 460 1.0
L
(uH)
B
D¡Ó
F
o
25 100KHz, 0.1V
C,
1
DCR
(m ) MAX
A¡Ó
Irated
(Adc)
2
RECOMMENDED PAD PATTERNS
12.8
2.9
7.0
5.4
UNIT:mm/inch
UNIT:mm/inch
A = 12.2 0.3 / 0.480 0.012
B = 12.2 0.3 / 0.480 0.012
C = 5.0 / 0.197 Max.
D = 7.6 0.3 / 0.299 0.012
E = 5.0 / 0.197
F = 2.2 / 0.087
1. Tolerance of inductance : 2 0%.
2. Irated is the DC current which cause the inductance drop less than 25% of its nominal inductance without current
and the surface temperature of the part increase less than 45 C.
3. Operating temperature: -20 C to 105 C (including self-temperature rise).
oo
o
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
http://www.deltaww.com
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