SI43 DELTA [Delta Electronics, Inc.], SI43 Datasheet
SI43
Manufacturer Part Number
SI43
Description
SMT Power Inductor
Manufacturer
DELTA [Delta Electronics, Inc.]
Datasheet
1.SI43.pdf
(1 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI43-100
Manufacturer:
DELTA
Quantity:
20 000
Part Number:
SI43-101
Manufacturer:
DELTA
Quantity:
20 000
Part Number:
SI43-120
Manufacturer:
DELTA
Quantity:
20 000
Part Number:
SI43-150
Manufacturer:
DELTA
Quantity:
20 000
Part Number:
SI43-180
Manufacturer:
DELTA
Quantity:
20 000
SMT Power Inductor
Electrical Characteristics:
Mechanical Dimension:
Features
SI43 Type
RoHS compliant.
Low profile (2.5mm max. height) SMD type.
Unshielded.
Self-leads, suitable for high density
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
1. Tolerance of inductance: 15% for 1.0~8.2uH,
2. Isat is the DC current which cause the inductance drop less than 10% of its nominal inductance without current.
3. Ir is the DC current which cause the surface temperature of the part increase less than 45
4. Operating temperature : -20
PART NO.
R22
R75
1R0
1R2
1R5
1R8
2R2
2R7
3R3
3R9
4R7
5R6
6R8
8R2
100
120
150
180
220
270
330
390
470
560
680
820
101
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
inductors are available to meet your exact requirements.
100.00
10.00
12.00
15.00
18.00
22.00
27.00
33.00
39.00
47.00
56.00
68.00
82.00
(uH)
0.22
0.75
1.00
1.20
1.50
1.80
2.20
2.70
3.30
3.90
4.70
5.60
6.80
8.20
L
1
(m ) MAX
1175
1280
1493
1670
1907
2568
3030
105
125
145
180
200
250
280
310
440
480
580
630
840
DCR
46
60
68
75
90
C
25
SI43
(Adc)
3.00
2.70
2.40
2.20
2.00
1.80
1.70
1.60
1.40
1.30
1.20
1.05
0.95
0.87
0.78
0.71
0.64
0.58
0.52
0.48
0.44
0.40
0.36
0.33
0.30
o
Isat
C
o
C,
2
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
to 105
100KHz, 0.1V
(Adc)
1.95
1.70
1.60
1.50
1.40
1.30
1.20
1.10
1.00
0.95
0.85
0.80
0.75
0.64
0.60
0.56
0.53
0.46
0.39
0.37
0.35
0.31
0.30
0.24
0.23
Ir
o
C
3
mounting.
(including self-temperature rise).
B
1040.0
1330.0
1872.0
2300.0
2112.0
(m ) MAX
100.0
127.0
156.0
186.0
226.0
251.0
316.0
410.0
462.0
612.0
821.0
905.0
DCR
18.5
25.0
32.0
41.0
49.0
54.0
66.0
78.0
92.0
5.8
10% for 10~100uH.
D
SI43A
5.60
3.20
2.60
2.30
2.06
1.86
1.70
1.57
1.35
1.26
1.19
1.06
1.00
0.87
0.80
0.74
0.66
0.60
0.53
0.48
0.44
0.40
0.36
0.33
0.31
0.27
0.25
(Adc)
Isat
2
(Adc)
5.60
3.20
2.60
2.30
2.06
1.86
1.70
1.57
1.35
1.26
1.19
1.06
1.00
0.87
0.80
0.74
0.66
0.60
0.53
0.48
0.44
0.40
0.36
0.33
0.31
0.27
0.25
Ir
4.0
RECOMMENDED PAD PA TTERNS
3
2
0.6
3.6
100.00
10.00
1.00
0.10
0.01
220
5R6
4R7
101
820
680
560
470
390
330
270
180
150
120
8R2
6R8
3R9
3R3
2R7
2R2
1R8
1R5
1R2
1R0
100
o
C.
0.10
CURRENT (A)
UNIT:mm/inch
A = 3.5
B = 3.1 0.2 / 0.122 0.008
C = 2.5 / 0.098 Max.
D = 0.8 0.2 / 0.031 0.008
¡Ó
¡Ó
¡Ó
0.2 / 0.138 0.008
1.00
¡Ó
¡Ó
¡Ó
10.00
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