SMT Power Inductor

SIQ73 Type

Features

RoHS compliant.

Magnetically shielded.

Ideal 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

C

B

D

E

F

1.6

A4.8

2.2

UNIT:mm/inch

A = 7.3¡Ó 0.2 / 0.287¡Ó 0.008

B = 7.3¡Ó 0.2 / 0.287¡Ó 0.008

C = 3.4 / 0.134 Max.

D = 5.0¡Ó 0.2 / 0.197¡Ó 0.008

E = 2.0¡Ó 0.2 / 0.079¡Ó 0.008

F = 1.1¡Ó 0.2 / 0.043¡Ó 0.008

Electrical Characteristics: 25oC , 100KHz, 0.1V for 0.45~6.8uH.

PART NO.

L 1

DCR

Isat 2

Ir 3

(uH)

( ) MAX

(Adc)

(Adc)

 

 

 

 

 

 

SIQ73A - R45

0.45

0.0076

9.00

9.00

SIQ73A - 1R0

1.00

0.012

6.50

5.70

SIQ73 - 1R2

1.20

0.013

4.70

4.70

SIQ73C - 2R0

2.00

0.024

7.30

4.00

SIQ73A - 2R2

2.10

0.0152 20%

5.52

4.30

SIQ73C - 3R3

3.30

0.037

6.70

3.20

SIQ73 - 4R7

4.70

0.045

2.30

2.30

SIQ73C - 4R7

4.70

0.044

5.50

2.50

SIQ73C - 5R6

5.60

0.050

5.10

2.40

SIQ73C - 6R8

6.80

0.062

4.40

2.10

SIQ73 - 6R8

6.80

0.060

2.00

2.00

SIQ73 - 100

10.00

0.072

1.68

1.68

SIQ73 - 120

12.00

0.098

1.52

1.52

SIQ73 - 150

15.00

0.130

1.33

1.33

SIQ73 - 180

18.00

0.140

1.20

1.20

SIQ73 - 220

22.00

0.190

1.07

1.07

SIQ73 - 270

27.00

0.210

0.96

0.96

SIQ73 - 330

33.00

0.240

0.91

0.91

SIQ73 - 390

39.00

0.320

0.77

0.77

SIQ73 - 470

47.00

0.360

0.76

0.76

SIQ73 - 560

56.00

0.470

0.68

0.68

SIQ73 - 680

68.00

0.520

0.61

0.61

SIQ73 - 820

82.00

0.690

0.57

0.57

SIQ73 - 101

100.00

0.790

0.50

0.50

SIQ73 - 121

120.00

0.890

0.49

0.49

SIQ73 - 151

150.00

1.270

0.43

0.43

SIQ73 - 181

180.00

1.450

0.39

0.39

SIQ73 - 221

220.00

1.650

0.35

0.35

SIQ73 - 271

270.00

2.310

0.32

0.32

SIQ73 - 331

330.00

2.620

0.28

0.28

SIQ73 - 391

390.00

2.940

0.26

0.26

SIQ73 - 471

470.00

4.180

0.24

0.24

SIQ73 - 561

560.00

4.670

0.22

0.22

SIQ73 - 681

680.00

5.730

0.19

0.19

SIQ73 - 821

820.00

6.540

0.18

0.18

SIQ73 - 102

1000.00

9.440

0.16

0.16

1KHz,1.0V for 10~1000uH.

 

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

10.00

100

 

0.00 0.01 0.10 1.00 10.00

CURRENT (A)

1.

Tolerance

of inductance: 20% .

 

 

2.

Isat is the

DC current which

cause the

inductance drop less than

25% of its nominal inductance without current. ( 30% Typ. for SIQ73C)

3.

Ir is the DC current which cause the surface temperature of the part increase less than 45oC.

4.

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, SIQ73 Type, Features, Mechanical Dimension, Delta ELECTRONICS, INC

SIQ73 specifications

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