SMT Power Inductor

SIWC1355 Type

Features

RoHS compliant.

Low profile (5.8mm max. height) SMD type.

Magnetically shielded, 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 application.

In addition to the standard versions shown here,

customized inductors are available to meet your exact requirements.

Mechanical Dimension:

RECOMMENDED PAD PATTERNS

B

A

C

E

F

D

 

 

 

 

 

 

 

 

 

5.0

 

 

UNIT:mm/inch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A = 13.0 / 0.512 Max.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B = 13.0 / 0.512 Max.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.6

 

 

 

 

 

 

 

C = 5.5 0.3 / 0.217

0.012

 

 

 

 

 

 

 

 

 

 

 

 

D = 4.0 0.1 / 0.157

0.004

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E = 2.0 0.1 / 0.079

0.004

 

 

 

 

 

 

 

 

 

 

 

 

F = 8.6 0.1 / 0.339

0.004

Electrical Characteristics: 25oC: 1KHz, 1V

PART NO.

L 1

DCR

Irated 2

(uH)

( )MAX

(Adc)

 

 

 

 

 

SIWC1355 - 100

10

0.027

3.60

SIWC1355 - 120

12

0.028

3.40

SIWC1355 - 150

15

0.037

3.00

SIWC1355 - 180

18

0.039

2.80

SIWC1355 - 220

22

0.045

2.50

 

 

 

 

SIWC1355 - 270

27

0.057

2.20

 

 

 

 

SIWC1355 - 330

33

0.069

2.10

SIWC1355 - 390

39

0.082

1.90

SIWC1355 - 470

47

0.090

1.70

SIWC1355 - 560

56

0.100

1.50

SIWC1355 - 680

68

0.120

1.40

 

 

 

 

SIWC1355 - 820

82

0.134

1.20

 

 

 

 

SIWC1355 - 101

100

0.189

1.10

SIWC1355 - 121

120

0.209

1.00

SIWC1355 - 151

150

0.273

0.93

SIWC1355 - 181

180

0.308

0.84

SIWC1355 - 221

220

0.384

0.79

SIWC1355 - 271

270

0.470

0.67

SIWC1355 - 331

330

0.586

0.59

SIWC1355 - 391

390

0.669

0.55

SIWC1355 - 471

470

0.803

0.53

SIWC1355 - 561

560

1.026

0.48

SIWC1355 - 681

680

1.166

0.44

SIWC1355 - 821

820

1.419

0.36

SIWC1355 - 102

1000

1.617

0.33

 

1000.00

102

 

821

 

 

681

 

 

561

 

 

471

 

 

391

 

 

331

 

 

271

 

 

221

 

 

181

(uH)

 

151

 

121

INDUCTANCE

100.00

101

820

 

680

 

 

560

470

390

330

270

220

180

150

120

10.00100

0.00 0.01 0.10 1.00 10.00

CURRENT (A)

1.

Tolerance of inductance :

20%.

 

2.

Irated is the DC current

which cause the inductance drop less than 20% 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

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Delta Electronics manual SMT Power Inductor, SIWC1355 Type, Features, Mechanical Dimension

SIWC1355 specifications

Delta Electronics has long been a pioneer in the field of power management and thermal solutions, and their SIWC1355 power supply unit is a testament to their commitment to innovation and efficiency. Designed for a myriad of applications, the SIWC1355 stands out in its class due to its advanced technologies and robust characteristics.

One of the primary features of the SIWC1355 is its high efficiency, which is essential for reducing energy consumption and heat generation. This power supply unit boasts an efficiency rating that often exceeds 90%, thanks to its use of cutting-edge topologies and quality components. This high efficiency not only translates to lower operational costs but also enhances the reliability of connected devices by minimizing thermal stress.

In terms of output performance, the SIWC1355 is designed to provide stable voltage over a wide range of loads. The unit provides a reliable output despite variations in input voltage, which is crucial for applications that require consistent power supply under fluctuating conditions. This feature is particularly beneficial in industrial and commercial settings, where operational disruptions can lead to significant losses.

Thermal management is another key aspect of the SIWC1355. Delta Electronics employs advanced thermal design principles, allowing the unit to operate within optimal temperature ranges. The inclusion of thermal protection features ensures that the power supply unit can safeguard itself and connected loads from overheating, thus enhancing overall system longevity.

Moreover, the SIWC1355 is engineered with multiple safety standards in mind. It complies with international safety and EMC regulations, making it suitable for various applications in diverse markets. This ensures that manufacturers can integrate the SIWC1355 into their designs without compromising on safety or regulatory compliance.

Connectivity options are also a highlight of this power supply unit. The SIWC1355 comes equipped with various interfaces that facilitate easy integration into existing systems. This flexibility allows engineers to tailor their designs while leveraging the advanced capabilities of the SIWC1355.

In summary, Delta Electronics' SIWC1355 power supply unit exemplifies a combination of high efficiency, reliable output, advanced thermal management, and robust safety features. Its adaptability across different applications makes it an ideal choice for engineers seeking a cutting-edge power solution that meets modern demands. With the SIWC1355, Delta Electronics continues to lead the charge in delivering innovative power management technologies.