SMT Power Inductor
SIT612 Type
Features
RoHS compliant.
Small size (5.3mm*4.1mm), low profile (1.2mm max. height) SMD type.
Unshielded.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits, DC-DC converter,
DC-AC inverters inductor application.
In addition to the standard versions shown here,
customized inductors are available to meet your exact requirements.
Mechanical Dimension:
RECOMMENDED PAD PA
TTERNS
C
B
E
1.0
1.4
A
D
5.3
2.5
F
G
3.2
UNIT
mm
inch
A
5.800 Max.
0.228 Max.
B
3.700
0.146
0.200
0.008
C
1.200 Max.
0.047 Max.
D
4.300
0.169
E
3.500
0.138
F
2.900
0.114
G
4.100
0.161
0.300
0.012
Electrical Characteristics:
PART NO.
SIT612 - 2R2
SIT612 - 3R3
SIT612 - 4R7
SIT612 - 6R8
SIT612 - 100
SIT612 - 150
SIT612 - 220
SIT612 - 330
SIT612 - 470
25
o
C: 100KHz, 0.1V
(uH)
2.2
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
L
1
DCR
(m ) MAX
0.116
0.174
0.216
0.296
0.457
0.676
1.066
1.647
2.843
Irated
2
(Adc)
0.95
0.77
0.75
0.62
0.50
0.40
0.30
0.24
0.18
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
o
C.
3. Operating temperature : -20
o
C to 105
o
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
http://www.deltaww.com
62
PCB Design
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