SMT Power Inductor
SI85 Type
Features
RoHS compliant.
Low profile (5.5mm max. height) SMD type.
Unshielded.
Self-leads, 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:
RECOMMENDED PAD PATTERNS
8.0
C
B
UNIT:mm/inch
A = 7.8 0.2 / 0.307 0.008
B = 7.0 0.2 / 0.276 0.008
C = 5.0 0.5 / 0.197 0.020
D = 1.5 0.2 / 0.059 0.008
8.0
D
1.4
25oC, 100KHz, 0.1V for 0.8~6.8uH. 1KHz,1.0V for 10uH~1000uH.
Electrical Characteristics:
2
L1
DCR
) MAX
Irated
(Adc)
PART NO.
(uH)
(
1000.00
100.00
10.00
SI85 - 0R8
SI85 - 1R2
SI85 - 2R2
SI85 - 2R7
SI85 - 4R7
SI85 - 6R8
SI85 - 100
SI85 - 120
SI85 - 150
SI85 - 180
SI85 - 220
SI85 - 270
SI85 - 330
SI85 - 390
SI85 - 470
SI85 - 560
SI85 - 680
SI85 - 820
SI85 - 101
SI85 - 121
SI85 - 151
SI85 - 181
SI85 - 221
SI85 - 271
SI85 - 331
SI85 - 391
SI85 - 471
SI85 - 561
SI85 - 102
0.8
1.2
0.0047
0.0061
0.0110
0.0150
0.0210
0.0400
0.0700
0.0800
0.0900
0.1000
0.1100
0.1200
0.1300
0.1600
0.1800
0.2400
0.2800
0.3700
0.4300
0.4700
0.6400
0.7100
0.9600
1.1100
1.2600
1.7700
1.9600
2.1600
3.8500
10.00
8.00
5.20
4.60
3.40
2.80
2.30
2.00
1.80
1.60
1.50
1.40
1.30
1.20
1.10
0.94
0.85
0.78
0.72
0.66
0.58
0.51
0.49
0.42
0.40
0.36
0.34
0.31
0.26
471
2.2
391
331
271
2.7
4.7
221
181
151
121
101
820
680
560
470
390
330
270
220
180
150
6.8
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
1000.0
120
100
1.00
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
1. Tolerance of inductance : 15% for 0.8~6.8uH, 10% for 10~1000uH.
2. Irated is the DC current which cause the inductance drop less than 10% of its nominal inductance without current
o
and the surface temperature of the part increase less than 45 C.
o
o
3. Operating temperature: -20 C to 105 C (including self-temperature rise).
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
7
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