Features

n

Shieldedconstruction

n

Metalalloypowdercore

n

Highsaturationcurrent

n

Flatwire

n

AEC-Q200compliant

n

RoHScompliant*andhalogenfree**

Applications

n

Selectedautomotiveapplications:

- Driverassistant

- Infotainment

- Lighting

n

DC/DCconverters

n

Powersupplies

SRP4020FASeries–ShieldedPowerInductors

*RoHSDirective2015/863,Mar31,2015andAnnex.

**Bournsconsidersaproducttobe“halogenfree”if(a)theBromine(Br)contentis900ppmorless;(b)theChlorine

(Cl)contentis900ppmorless;and(c)thetotalBromine(Br)andChlorine(Cl)contentis1500ppmorless.

Specificationsaresubjecttochangewithoutnotice.

Usersshouldverifyactualdeviceperformanceintheirspecificapplications.

Operating Temperature

................................-55 °C to +155 °C

(Temperature rise included)

Storage Temperature (Component)

................................-55 °C to +155 °C

Rated Current............. Inductance drops

10, 20 or 30 % at Isat

Temperature Rise .................20 or 40 °C

MSL ......................................................1

ESD Classification (HBM).................N/A

Note1:Circuitdesign,component,PCBtracesize

andthickness,airflowandothercoolingprovisionsall

affecttheparttemperature.Parttemperatureshouldbe

verifiedintheendapplication.

Electrical Specifications @ 25 °C

Bourns

Part Number

Inductance

@ 100 kHz / 1 V

Q

Min.

SRF

(MHz)

Typ.

DCR

(mΩ)

Typ.

DCR

(mΩ)

Max.

I rms (A)

Typ.

I sat (A)

Typ.

L (µH)

Tol. %

20 °C

Temp. Rise

40 °C

Temp. Rise

10 % L

Drop

20 % L

Drop

30 % L

Drop

SRP4020FA-R47M

0.47

± 20 %

30

90

6.0

6.8

9.8

13.2

7.0

10.0

14.0

SRP4020FA-R68M

0.68

± 20 %

20

73

7.3

8.2

9.2

12.0

5.2

8.0

11.6

SRP4020FA-R82M

0.82

± 20 %

20

62

8.6

9.5

8.5

11.5

4.8

6.5

9.0

SRP4020FA-1R0M

1.0

± 20 %

20

56

10.6

11.7

8.0

11.0

4.5

5.4

8.0

SRP4020FA-1R2M

1.2

± 20 %

20

53

12.2

13.4

7.2

9.5

4.3

5.0

7.5

SRP4020FA-1R5M

1.5

± 20 %

20

45

14.4

15.8

6.7

9.1

4.1

4.5

7.5

SRP4020FA-2R0M

2.0

± 20 %

15

40

21.15

23.3

6.2

8.2

3.2

4.0

5.0

SRP4020FA-2R2M

2.2

± 20 %

15

38

21.35

23.5

6.0

8.0

3.1

3.8

4.8

SRP4020FA-3R3M

3.3

± 20 %

15

26

34.2

38.3

4.4

5.5

2.7

3.4

5.3

SRP4020FA-4R7M

4.7

± 20 %

15

25

52.0

57.2

3.8

5.1

2.0

2.7

4.0

General Specifications

Core..........................Metal alloy powder

Wire ............................Enameled copper

Terminal Finish ...................................Sn

Packaging..... 3000 pcs. per 13-inch reel

Materials

Schematic

How to Order

SRP4020FA - 1R0M

Model

Value Code (see table)

100

1720

100

1720

9.60±0.2

(.378±.008)

9.60±0.2

(.378±.008)

8.7±0.25

(.343±.010)

0.15

(.006)

12.0±0.2

(.472±.008)

2.8±0.10

(.110±.004)

3.4

(.134)

MIN.

11.3±0.3

(.445±.012)

2.3±0.3

(.091±.012)

2.5±0.3

(.098±.012)

1.95±0.15

(.077±.006)

2.8±0.10

(.110±.004)

1.50

(.059)

2.9

(.114)

3.4

(.134)

9.7

(.382)

3.3

(.130)

≤

S

F

F

S

Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com

EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com

The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com

www.bourns.com

1R0

1625

4.1±0.2

(.161±.008)

3.4±0.3

(.134±.012)

1.9±0.2

(.075±.008)

0.88±0.2

(.035±.008)

4.1±0.2

(.161±.008)

1.6±0.25

(.063±.010)

Product Dimensions

3.8

(.150)

REF.

REF.

REF.

3.4

(.134)

1.4

(.055)

DIMENSIONS:

MM

(INCHES)

DIMENSIONS:

MM

(INCHES)

Recommended Layout

1R0

1702