Series Number

3003 9th Avenue SW

DS6630

PO Box 50

DS1137

Watertown, SD 57201

DS1145

Toll free: 888-978-2638

DS1351

Ph: 605-886-3326

DS1976

Fax: 605-886-8995

Shielded Drum Core Inductors, Tape and Reel Easy Part Numbers: ( Series Number ) - ( Suffix Code )(Tolerance), example DS1137-150M

Bulk Packaging add (-B) to end of Part Numbering Sequence. example DS1137-150M-B

Series

Maximum Dimensions

Reference Dimensions

Number

L

W

H

Y

Z

A

B

C

0.260"

0.177"

0.115"

0.170"

0.050"

0.140"

0.055"

0.160"

[ 6.60 ]

[ 4.50 ]

[ 2.92 ]

[ 4.32 ]

[ 1.27 ]

[ 3.56 ]

[ 1.40 ]

[ 4.06 ]

0.421"

0.323"

0.146"

0.236"

0.079"

0.087"

0.094"

0.224"

[ 10.70 ]

[ 8.20 ]

[ 3.70 ]

[ 6.00 ]

[ 2.00 ]

[ 2.20 ]

[ 2.40 ]

[ 5.70 ]

0.421"

0.323"

0.177"

0.236"

0.079"

0.087"

0.094"

0.224"

[ 10.70 ]

[ 8.20 ]

[ 4.50 ]

[ 6.00 ]

[ 2.00 ]

[ 2.20 ]

[ 2.40 ]

[ 5.70 ]

0.510"

0.398"

0.201"

0.300"

0.100"

0.110"

0.118"

0.290"

[ 12.95 ]

[ 10.10 ]

[ 5.10 ]

[ 7.62 ]

[ 2.54 ]

[ 2.80 ]

[ 3.00 ]

[ 7.37 ]

0.730"

0.600"

0.300"

0.500"

0.100"

0.110"

0.115"

0.490"

[ 18.54 ]

[ 15.25 ]

[ 7.62 ]

[ 12.70 ]

[ 2.54 ]

[ 2.79 ]

[ 2.92 ]

[ 12.45 ]

L

7

Suffix

DCR

1

2-4

Tolerance

DCR

1

3

5

Tolerance

DCR

1

3

5

Tolerance

DCR

1

3

5

Tolerance

DCR

1

3

5

Tolerance

µH

Codes

Ω

A

Suffix

6

Ω

A

A

Suffix

6

Ω

A

A

Suffix

6

Ω

A

A

Suffix

6

Ω

A

A

Suffix

6

1.0

1R0

0.040

3.0

M

0.021

5.80

5.00

M

1.5

1R5

0.045

2.8

M

0.022

5.20

4.50

M

2.2

2R2

0.050

1.8

M

0.040

2.50

2.50

M

0.032

5.00

3.80

M

3.3

3R3

0.055

1.6

M

0.039

3.90

3.30

M

3.9

3R9

0.055

2.10

2.10

M

4.7

4R7

0.060

1.4

M

0.054

2.80

2.70

M

5.0

5R0

0.080

1.70

1.70

M

5.6

5R6

0.065

1.95

1.95

M

6.8

6R8

0.065

1.2

M

0.075

2.80

2.20

M

7.5

7R5

0.100

1.40

1.40

M

8.2

8R2

0.080

1.75

1.75

M

10

100

0.075

1.0

M

0.165

1.20

1.20

M

0.100

1.50

1.50

M

0.101

2.40

2.00

M

0.040

7.00

3.60

M

12

120

0.172

1.10

1.10

M

0.120

1.40

1.40

M

15

150

0.090

0.80

M

0.181

1.00

1.00

M

0.140

1.30

1.30

M

0.150

2.00

1.50

M

0.048

5.60

3.20

M

18

180

0.190

0.90

0.90

M

0.160

1.20

1.20

M

22

220

0.110

0.70

M

0.250

0.80

0.80

M

0.180

1.10

1.10

M

0.207

1.50

1.30

M

0.059

5.00

2.80

M

27

270

0.270

0.70

0.70

M

0.200

1.00

1.00

M

33

330

0.190

0.60

M

0.300

0.65

0.65

M

0.240

0.92

0.92

M

0.334

1.40

1.10

M

0.075

4.50

2.60

M

39

390

0.380

0.60

0.60

M

0.350

0.84

0.84

M

47

470

0.230

0.50

M

0.580

0.55

0.55

M

0.425

0.75

0.75

M

0.472

1.00

0.80

M

0.097

4.00

2.40

M

56

560

0.620

0.50

0.50

M

0.530

0.68

0.68

M

68

680

0.290

0.40

M

0.920

0.45

0.45

M

0.668

0.60

0.60

M

0.138

3.00

2.00

M

82

820

0.980

0.40

0.40

M

0.730

0.54

0.54

M

100

101

0.480

0.3

M

1.050

0.50

0.50

M

0.207

2.40

1.70

M

120

121

1.120

0.45

0.45

M

150

151

0.590

0.26

M

0.293

2.10

1.30

M

180

181

220

221

0.770

0.22

M

0.470

1.90

1.10

M

270

271

330

331

1.40

0.2

M

0.780

1.10

0.86

M

390

391

470

471

1.80

0.19

M

1.080

1.10

0.73

M

680

681

2.20

0.18

M

1.400

0.96

0.64

M

1000

102

3.40

0.15

M

2.010

0.80

0.53

M

1500

152

4.20

0.12

M

2200

222

8.50

0.10

M

3300

332

11.00

0.08

M

4700

472

25.20

0.06

M

6800

682

30.80

0.04

M

10000

103

39.60

0.02

M

1) DCRs (DC resistances) are maximums @20°C.

4) DC (Direct Current) current applied to produce a typical 30°C temperature rise.

2) Total current rating (IDC + IAC)

5) DC (Direct Current) current applied to produce a typical 40°C temperature rise.

3) DC (Direct Current) current applied to produce a typical 10% drop in nominal inductance.

6) Suffix of M = ±20%

7)

Inductance measured at 100kHz and 100mV

Call Toll Free: 888-978-2638 Website: www.coev.net

DS1976

DS1976

DS6630

DS1137

DS1351

DS1145

DS6630

DS1137

DS1145

DS1351

B

A

C

B

Suggested Land Pattern

Features:

High energy storage and low resistance.

Ideal for DC-DC buck or boost conversion.

Reliable surface mounting.

Drop-in replacements for industry prevalent competitor series.

Robust temperature deflection to prevent damage during solder reflow.

Tape and Reel mechanical specifications available upon request.

Operating temperature range -40°C to +85°C.

H

Y

W

L

Z

Suffix Code

1st significant digit

3rd significant digit

2nd significant digit

Parts will be marked with Significant Digit Dots OR Suffix code

Specifications subject to change without notice