Bourns Fixed Inductors 2,031

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Part RoHS Manufacturer Inductor Type Inductor Application No. of Terminals Package Style (Meter) Shielded Surface Mount Lead Diameter Minimum Quality Factor (at L-nom) Lead Spacing Minimum Operating Temperature Terminal Finish Self Resonance Frequency Terminal Placement DC Resistance No. of Functions Lead Length Core Material Test Frequency Package Height Case or Size Code Manufacturer Series Special Feature Construction Tolerance Packing Method Package Length JESD-609 Code Shape or Size Description Series Terminal Shape Nominal Inductance (L) Package Diameter Reference Standard Package Width Maximum Operating Temperature Maximum Rated Current

SRP1038C-8R2M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

15

-40 °C (-40 °F)

Tin Over Nickel

11 MHz

Dual Ended

22.5 mΩ

1

Metal Alloy Powder

100 kHz

0.15 in (3.8 mm)

3939

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.394 in (10 mm)

e3

Rectangular Package

Wraparound

8.2 μH

0.394 in (10 mm)

125 °C (257 °F)

9 A

SRP1050WA-120M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

9 MHz

Dual Ended

26.4 mΩ

1

Metal Alloy Powder

100 kHz

0.201 in (5.1 mm)

4339

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.433 in (11 mm)

Rectangular Package

Wraparound

12 μH

AEC-Q200

0.394 in (10 mm)

165 °C (329 °F)

8.3 A

SRP1238A-4R7M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

20

-55 °C (-67 °F)

Tin Over Nickel

15 MHz

Dual Ended

18.5 mΩ

1

Carbonyl Powder

100 kHz

0.13 in (3.3 mm)

5349

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.531 in (13.5 mm)

e3

Rectangular Package

Wraparound

4.7 μH

AEC-Q200

0.492 in (12.5 mm)

150 °C (302 °F)

10 A

SRP1250-1R0M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

Tin

Dual Ended

2.5 mΩ

1

Iron

100 kHz

0.205 in (5.2 mm)

5050

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.5 in (12.7 mm)

e3

Rectangular Package

Wraparound

1 μH

0.5 in (12.7 mm)

150 °C (302 °F)

29 A

SRP1250-9R0M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

Tin

Dual Ended

22.5 mΩ

1

Iron

100 kHz

0.205 in (5.2 mm)

5050

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.5 in (12.7 mm)

e3

Rectangular Package

Wraparound

9 μH

0.5 in (12.7 mm)

150 °C (302 °F)

10 A

SRP1770TA-4R7M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

20

-55 °C (-67 °F)

Tin Over Nickel

15 MHz

Dual Ended

5.5 mΩ

1

Carbonyl Powder

100 kHz

0.264 in (6.7 mm)

6767

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.665 in (16.9 mm)

e3

Rectangular Package

Wraparound

4.7 μH

AEC-Q200

0.665 in (16.9 mm)

150 °C (302 °F)

25 A

SRP2313AA-3R3M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

60

-55 °C (-67 °F)

Tin

15 MHz

Dual Ended

1.75 mΩ

1

Metal Alloy Powder

100 kHz

0.496 in (12.6 mm)

9387

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.925 in (23.5 mm)

e3

Rectangular Package

Wraparound

3.3 μH

AEC-Q200

0.866 in (22 mm)

155 °C (311 °F)

47 A

SRP3212-3R3M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

28 MHz

Dual Ended

101 mΩ

1

Powdered Metal Alloy

100 kHz

0.039 in (1 mm)

1210

Rectangular

20 %

Tape and Reel, 7 in

0.126 in (3.2 mm)

Rectangular Package

Wraparound

3.3 μH

0.098 in (2.5 mm)

125 °C (257 °F)

3.1 A

SRP4020FA-2R0M

Bourns

General Purpose Inductor

Power Inductor

2

Yes

Yes

15

-55 °C (-67 °F)

Tin

40 MHz

Dual Ended

23.3 mΩ

1

Metal Alloy Powder

100 kHz

20 %

e3

Rectangular Package

One Surface

2 μH

AEC-Q200

155 °C (311 °F)

8.2 A

SRP4020TA-150M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

10

-55 °C (-67 °F)

Tin

17 MHz

Dual Ended

374 mΩ

1

Carbonyl Powder

100 kHz

0.071 in (1.8 mm)

1816

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.175 in (4.45 mm)

e3

Rectangular Package

Wraparound

15 μH

AEC-Q200

0.16 in (4.06 mm)

150 °C (302 °F)

1.5 A

SRP5015TA-R68M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

5

-55 °C (-67 °F)

Tin Over Nickel

85 MHz

Dual Ended

16.2 mΩ

1

Carbonyl Powder

100 kHz

0.051 in (1.3 mm)

2220

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.224 in (5.7 mm)

e3

Rectangular Package

Wraparound

680 nH

AEC-Q200

0.205 in (5.2 mm)

150 °C (302 °F)

7 A

SRP5020C-2R2M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

20

-40 °C (-40 °F)

Tin

40 MHz

Dual Ended

41 mΩ

1

Metal Alloy Powder

100 kHz

0.071 in (1.8 mm)

2220

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.224 in (5.7 mm)

e3

Rectangular Package

Wraparound

2.2 μH

0.205 in (5.2 mm)

125 °C (257 °F)

5.5 A

SRP6050CA-1R8M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

Tin

33 MHz

Dual Ended

7.1 mΩ

1

Metal Alloy Powder

100 kHz

0.189 in (4.8 mm)

2625

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.26 in (6.6 mm)

e3

Rectangular Package

One Surface

1.8 μH

AEC-Q200

0.252 in (6.4 mm)

155 °C (311 °F)

16 A

SRP7030-100FM

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

Copper/Tin

Dual Ended

60 mΩ

1

Iron

100 kHz

0.126 in (3.2 mm)

2604

Rectangular

20 %

Tape and Reel, 13 in

0.256 in (6.5 mm)

e2

Rectangular Package

Wraparound

10 μH

0.256 in (6.5 mm)

125 °C (257 °F)

3.5 A

SRP7050AA-100M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

12 MHz

Dual Ended

53 mΩ

1

Metal Alloy Powder

100 kHz

0.189 in (4.8 mm)

2926

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.287 in (7.3 mm)

Rectangular Package

Wraparound

10 μH

AEC-Q200

0.26 in (6.6 mm)

155 °C (311 °F)

7 A

SRP8540A-3R3M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-55 °C (-67 °F)

Tin with Nickel barrier

23 MHz

Dual Ended

16.5 mΩ

1

Powdered Metal Alloy

100 kHz

0.15 in (3.8 mm)

3533

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.346 in (8.8 mm)

e3

Rectangular Package

Wraparound

3.3 μH

AEC-Q200

0.331 in (8.4 mm)

150 °C (302 °F)

14 A

SRR0604-151KL

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Matte Tin Over Nickel

12 MHz

Dual Ended

1 Ω

1

Ferrite

1 kHz

0.181 in (4.6 mm)

2626

Rectangular

10 %

Tape and Reel, Embossed, 13 in

0.256 in (6.5 mm)

e3

Rectangular Package

Wraparound

150 μH

0.256 in (6.5 mm)

125 °C (257 °F)

300 mA

SRR1050A-8R2Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin Over Nickel

21 MHz

Dual Ended

22 mΩ

1

Ferrite

100 kHz

0.189 in (4.8 mm)

4039

Rectangular

30 %

Tape and Reel, Embossed, 13 in

0.402 in (10.2 mm)

e3

Rectangular Package

Wraparound

8.2 μH

AEC-Q200

0.394 in (10 mm)

125 °C (257 °F)

5 A

SRR1206-5R0ML

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin Over Nickel

25 MHz

Dual Ended

22 mΩ

1

Ferrite

1 kHz

0.256 in (6.5 mm)

5050

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.5 in (12.7 mm)

e3

Rectangular Package

Wraparound

5 μH

0.5 in (12.7 mm)

125 °C (257 °F)

4.7 A

SRR1210-102M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Matte Tin Over Nickel

850 kHz

Dual Ended

1.65 Ω

1

Ferrite

1 kHz

0.394 in (10 mm)

4747

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.472 in (12 mm)

e3

Rectangular Package

Wraparound

1 mH

0.472 in (12 mm)

125 °C (257 °F)

750 mA

SRR1210-390M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Matte Tin Over Nickel

4.5 MHz

Dual Ended

66 mΩ

1

Ferrite

1 kHz

0.394 in (10 mm)

4747

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.472 in (12 mm)

e3

Rectangular Package

Wraparound

39 μH

0.472 in (12 mm)

125 °C (257 °F)

4.2 A

SRR1260-680M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Matte Tin Over Nickel

7.43 MHz

Dual Ended

110 mΩ

1

Ferrite

1 kHz

0.236 in (6 mm)

4949

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.492 in (12.5 mm)

e3

Rectangular Package

Wraparound

68 μH

0.492 in (12.5 mm)

125 °C (257 °F)

2.1 A

SRR4528A-100M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin

35 MHz

Dual Ended

88 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

2020

Rectangular

20 %

Tape and Reel, Embossed, 7 in

0.197 in (5 mm)

e3

Rectangular Package

One Surface

10 μH

AEC-Q200

0.197 in (5 mm)

125 °C (257 °F)

1.76 A

SRR4818A-330M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin

20 MHz

Dual Ended

500 mΩ

1

Ferrite

100 kHz

0.071 in (1.8 mm)

1919

Shielded

20 %

Tape and Reel, Embossed, 7 in

0.189 in (4.8 mm)

e3

Rectangular Package

Wraparound

33 μH

AEC-Q200

0.189 in (4.8 mm)

150 °C (302 °F)

900 mA

SRR4828A-820M

Bourns

General Purpose Inductor

Power Inductor

2

Yes

Yes

-40 °C (-40 °F)

Tin

10 MHz

Dual Ended

480 mΩ

1

Ferrite

100 kHz

20 %

e3

Rectangular Package

Wraparound

82 μH

AEC-Q200

150 °C (302 °F)

850 mA

SRR5028-6R2Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Silver Nickel Tin

39 MHz

Dual Ended

45 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

2323

Rectangular

30 %

Tape and Reel, Embossed, 7 in

0.228 in (5.8 mm)

e2

Rectangular Package

One Surface

6.2 μH

0.228 in (5.8 mm)

125 °C (257 °F)

2.2 A

SRR6028-330Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Silver Nickel Tin

18 MHz

Dual Ended

155 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

2727

Rectangular

30 %

Tape and Reel, Embossed, 7 in

0.268 in (6.8 mm)

e2

Rectangular Package

One Surface

33 μH

0.268 in (6.8 mm)

125 °C (257 °F)

1.15 A

SRR7032-471M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin Over Nickel

5.1 MHz

Dual Ended

2.4 Ω

1

Ferrite

1 kHz

0.126 in (3.2 mm)

2828

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.276 in (7 mm)

e3

Rectangular Package

Wraparound

470 μH

0.276 in (7 mm)

125 °C (257 °F)

200 mA

SRR7045-330M

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin Over Nickel

11 MHz

Dual Ended

115 mΩ

1

Ferrite

1 kHz

0.177 in (4.5 mm)

2828

Rectangular

20 %

Tape and Reel, Embossed, 13 in

0.276 in (7 mm)

e3

Rectangular Package

Wraparound

33 μH

0.276 in (7 mm)

125 °C (257 °F)

1.6 A

SRU1028-470Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Silver Nickel Tin

11 MHz

Dual Ended

167 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

3939

Rectangular

30 %

Tape and Reel, Embossed, 13 in

0.394 in (10 mm)

e2

Rectangular Package

One Surface

47 μH

0.394 in (10 mm)

125 °C (257 °F)

1.3 A

SRU3017-100Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin Over Nickel

40 MHz

Dual In-Line

120 mΩ

1

Ferrite

100 kHz

0.071 in (1.8 mm)

1313

Rectangular

30 %

Tape and Reel, Embossed, 7 in

0.13 in (3.3 mm)

e3

Rectangular Package

One Surface

10 μH

0.13 in (3.3 mm)

125 °C (257 °F)

850 mA

SRU5028-470Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin

13 MHz

Dual Ended

285 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

2020

Rectangular

30 %

Tape and Reel, Embossed, 7 in

0.205 in (5.2 mm)

e3

Rectangular Package

Wraparound

47 μH

0.205 in (5.2 mm)

125 °C (257 °F)

700 mA

SRU5028-4R7Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin

50 MHz

Dual Ended

32 mΩ

1

Ferrite

100 kHz

0.11 in (2.8 mm)

2020

Rectangular

30 %

Tape and Reel, Embossed, 7 in

0.205 in (5.2 mm)

e3

Rectangular Package

Wraparound

4.7 μH

0.205 in (5.2 mm)

125 °C (257 °F)

2.2 A

SRU8043-220Y

Bourns

General Purpose Inductor

Power Inductor

2

SMT

Yes

Yes

-40 °C (-40 °F)

Tin/Nickel/Silver

12 MHz

Dual Ended

72.5 mΩ

1

Ferrite

100 kHz

0.169 in (4.3 mm)

3131

Rectangular

30 %

Tape and Reel, Embossed, 13 in

0.315 in (8 mm)

e2

Rectangular Package

One Surface

22 μH

0.315 in (8 mm)

125 °C (257 °F)

2.2 A

1140-151K-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Radial

No

No

0.057 in (1.4478 mm)

1.15 in (29.21 mm)

-55 °C (-67 °F)

Tin Copper

Radial

40 mΩ

1

0.5 in (12.7 mm)

Ferrite

1 kHz

Bobbin Core

10 %

1.03 in (26.162 mm)

e2

Cylindrical Package

Wire

150 μH

1.5 in (38.1 mm)

105 °C (221 °F)

8.3 A

2100HT-330-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.034 in (0.8636 mm)

0.79 in (20.066 mm)

-55 °C (-67 °F)

Tin

Radial

31 mΩ

1

1 kHz

Horizontal Mounting

15 %

0.45 in (11.43 mm)

e3

Cylindrical Package

Wire

33 μH

0.86 in (21.844 mm)

200 °C (392 °F)

6.1 A

2101-V-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.053 in (1.3462 mm)

0.34 in (8.636 mm)

-55 °C (-67 °F)

Tin

Radial

6 mΩ

1

1 kHz

Vertical Mount

15 %

0.45 in (11.43 mm)

e3

Cylindrical Package

Wire

10 μH

0.86 in (21.844 mm)

105 °C (221 °F)

10.8 A

2105-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.042 in (1.0668 mm)

0.76 in (19.304 mm)

-55 °C (-67 °F)

Axial

15 mΩ

1

1 kHz

Horizontal Mounting

15 %

0.45 in (11.43 mm)

Cylindrical Package

Wire

22 μH

0.86 in (21.844 mm)

105 °C (221 °F)

7 A

2200HT-101-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.034 in (0.8636 mm)

0.9 in (22.86 mm)

-55 °C (-67 °F)

Tin Silver Copper

Radial

61 mΩ

1

1 kHz

Horizontal Mounting

15 %

0.55 in (13.97 mm)

e1

Cylindrical Package

Wire

100 μH

0.95 in (24.13 mm)

200 °C (392 °F)

5.3 A

2200HT-181-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.034 in (0.8636 mm)

0.9 in (22.86 mm)

-55 °C (-67 °F)

Tin Silver Copper

Radial

82 mΩ

1

1 kHz

Horizontal Mounting

15 %

0.55 in (13.97 mm)

e1

Cylindrical Package

Wire

180 μH

0.95 in (24.13 mm)

200 °C (392 °F)

4.6 A

2200LL-221-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.034 in (0.8636 mm)

1.01 in (25.654 mm)

-55 °C (-67 °F)

Tin

Radial

63 mΩ

1

0.5 in (12.7 mm)

1 kHz

Horizontal Mounting

15 %

0.55 in (13.97 mm)

e3

Cylindrical Package

Wire

220 μH

1.1 in (27.94 mm)

125 °C (257 °F)

4.4 A

2306-V-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.066 in (1.6764 mm)

0.56 in (14.224 mm)

-55 °C (-67 °F)

Radial

8 mΩ

1

1 kHz

Vertical Mount

15 %

0.65 in (16.51 mm)

Cylindrical Package

Wire

27 μH

1.28 in (32.512 mm)

105 °C (221 °F)

15.6 A

2324-H-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Toroidal

Yes

No

0.027 in (0.6858 mm)

1.14 in (28.956 mm)

-55 °C (-67 °F)

Radial

300 mΩ

1

1 kHz

Horizontal Mounting

15 %

0.65 in (16.51 mm)

Cylindrical Package

Wire

1 mH

1.28 in (32.512 mm)

105 °C (221 °F)

2.4 A

5800-220-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Axial

No

No

0.026 in (0.65024 mm)

-40 °C (-40 °F)

Axial

51 mΩ

1

1.12 in (28.448 mm)

Ferrite

1 kHz

Bobbin Core

10 %

0.7 in (17.78 mm)

Tubular Package

Wire

22 μH

0.275 in (6.985 mm)

125 °C (257 °F)

1.7 A

5900-101-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Axial

No

No

0.031 in (0.7976 mm)

-40 °C (-40 °F)

3 MHz

Axial

86 mΩ

1

1.12 in (28.448 mm)

Ferrite

1 kHz

Bobbin Core

10 %

0.9 in (22.86 mm)

Tubular Package

Wire

100 μH

0.453 in (11.5062 mm)

125 °C (257 °F)

2.2 A

5900-470-RC

Bourns

General Purpose Inductor

High Current Inductor

2

Axial

No

No

0.031 in (0.7976 mm)

-40 °C (-40 °F)

6.5 MHz

Axial

45 mΩ

1

1.12 in (28.448 mm)

Ferrite

1 kHz

Bobbin Core

10 %

0.9 in (22.86 mm)

Tubular Package

Wire

47 μH

0.453 in (11.5062 mm)

125 °C (257 °F)

3.1 A

6000-151K-RC

Bourns

General Purpose Inductor

RF Inductor

2

Radial

No

No

0.028 in (0.7 mm)

20

0.197 in (5 mm)

-55 °C (-67 °F)

Tin Silver Copper

3.2 MHz

Radial

370 mΩ

1

0.394 in (10 mm)

Ferrite

1 kHz

Q is measured at 0.796 MHz

Bobbin Core

10 %

0.48 in (12.2 mm)

Cylindrical Package

Wire

150 μH

0.354 in (9 mm)

105 °C (221 °F)

1.15 A

70F101AF-RC

Bourns

General Purpose Inductor

High Voltage Choke

2

Axial

No

No

0.032 in (0.8128 mm)

48

-55 °C (-67 °F)

Tin Silver Copper

157 kHz

Axial

278 Ω

1

1.18 in (29.972 mm)

Ferrite

79 kHz

Varnish Coating

5 %

0.63 in (16.002 mm)

Tubular Package

Wire

100 mH

0.44 in (11.176 mm)

105 °C (221 °F)

29 mA

Fixed Inductors

Fixed inductors, also known as passive inductors, are electronic components that are designed to store energy in a magnetic field. These components are used in a wide range of electronic applications, including power supplies, filters, oscillators, and RF circuits.

Fixed inductors can be classified into several types based on their specific characteristics and applications. Some of the most common types of fixed inductors include:

1. Wire-wound inductors - These inductors consist of a wire coil wound around a core, typically made of a magnetic material such as iron or ferrite. Wire-wound inductors are commonly used in power supplies and filters.

2. Multilayer ceramic inductors - These inductors are made by stacking thin layers of ceramic material with metal electrodes. Multilayer ceramic inductors are commonly used in high-frequency applications due to their high Q factor and small size.

3. Ferrite bead inductors - These inductors consist of a cylindrical or toroidal ferrite bead that is threaded onto a wire or placed over a PCB trace. Ferrite bead inductors are commonly used in EMI suppression and RF filtering applications.

Fixed inductors are available in a wide range of inductance values, sizes, and power ratings. They are typically characterized by their inductance value, tolerance, and frequency response. Inductance is measured in henries (H) or millihenries (mH), and tolerance refers to the allowed deviation from the specified inductance value.