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:
|
C |
RECOMMENDED PAD PATTERNS |
|
|
|
B |
E |
1.0 |
1.4
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
D |
|
5.3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2.5 |
|
|
|
|||||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3.2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
F |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
G |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
UNIT |
|
|
|
|
A |
|
|
|
|
B |
|
|
|
|
C |
|
|
|
|
|
|
|
|
D |
|
E |
|
|
|
|
|
|
F |
|
|
|
|
|
|
|
|
|
|
G |
|
|
|
||||||||||||||||||||||||||
|
|
|
|
|
|
|
|
mm |
|
|
|
|
5.800 Max. |
|
3.700 |
0.200 |
|
1.200 Max. |
|
|
|
4.300 |
|
|
|
3.500 |
|
2.900 |
|
4.100 |
0.300 |
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
inch |
|
|
|
|
0.228 Max. |
|
0.146 |
0.008 |
|
0.047 Max. |
|
|
|
0.169 |
|
|
|
0.138 |
|
0.114 |
|
0.161 |
0.012 |
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||
Electrical Characteristics: 25oC: 100KHz, 0.1V |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
PART NO. |
|
|
|
|
|
|
L 1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(m |
DCR |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Irated2 |
||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(uH) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
) MAX |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(Adc) |
||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 2R2 |
|
|
|
|
2.2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.116 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.95 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 3R3 |
|
|
|
|
3.3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.174 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.77 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 4R7 |
|
|
|
|
4.7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.216 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.75 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 6R8 |
|
|
|
|
6.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.296 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.62 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 100 |
|
|
|
|
10.0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.457 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.50 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 150 |
|
|
|
|
15.0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.676 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.40 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 220 |
|
|
|
|
22.0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.066 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.30 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 330 |
|
|
|
|
33.0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.647 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.24 |
|
|
|
|
|
||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
SIT612 - 470 |
|
|
|
|
47.0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2.843 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 45oC.
3.Operating temperature : -20oC to 105oC (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