Delta Electronics SMT Power Inductor SIWC73 User manual

o
25 C: 100KHz, 0.1V
SMT Power Inductor
SIWC73 Type
RoHS compliant.
Small size (7.3mm*7.3mm),low profile (3.5mmmax. height) SMDtype.
Magnetically shielded, suitable for high densitymounting.
High energy storageand low DCR.
Provided with embossedcarrier tape packing.
Idel for powersource circuits, DC-DCconverter,
DC-AC inverters inductorapplication.
In addition tothe standard versionsshown here,
customized inductors areavailable to meetyour exact requirements.
Features
67
Electrical Characteristics:
0.00 0.01 0.10 1.00 10.00
CURRENT (A)
1.00
10.00
100.00
INDUCTANCE (uH)
100
120
150.
180
220
270
330
470
560
680
820
101
390
6R8
4R7
3R3
2R2
1R5
1R0
SIWC73 - 1R0 1.0 0.019 3.12
SIWC73 - 1R5 1.5 0.023 2.85
SIWC73 - 2R2 2.2 0.028 2.66
SIWC73 - 3R3 3.3 0.035 2.26
SIWC73 - 4R7 4.7 0.043 1.96
SIWC73 - 6R8 6.8 0.055 1.76
SIWC73 - 100 10.0 0.080 1.34
SIWC73 - 120 12.0 0.090 1.23
SIWC73 - 150 15.0 0.120 1.09
SIWC73 - 180 18.0 0.130 0.99
SIWC73 - 220 22.0 0.150 0.90
SIWC73 - 270 27.0 0.210 0.81
SIWC73 - 330 33.0 0.250 0.72
SIWC73 - 390 39.0 0.310 0.67
SIWC73 - 470 47.0 0.350 0.60
SIWC73 - 560 56.0 0.430 0.55
SIWC73 - 680 68.0 0.520 0.50
SIWC73 - 820 82.0 0.600 0.46
SIWC73 - 101 100.0 0.790 0.41
2
Irated
(Adc)
PART NO.
DCR
( ) MAX
L
(uH)
1
1. Tolerance of inductance: 20%.
2. Irated is the DC current which cause the inductance drop 10% typical of its nominal inductance without current
and the surface temperature of the part increase less than 45
3. Operating temperature : -20 to 105 (including self-temperature rise).
oC.
oo
C C
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: [phone]; FAX: [phone]
http://www.deltaww.com
Mechanical Dimension:
3.0
2.0
4.3
UNIT:mm/inch
A =7.6 / 0.299Max.
B = 7.6/ 0.299 Max.
C = 3.5/ 0.138 Max.
D = 5.3 0.1 / 0.209 0.004
E = 1.0/ 0.039
F = 2.0/ 0.079
RECOMMENDED PAD PATTERNS
A
BC
D
E
F