SRP0315 Series - Shielded Power Inductors

3R3

Features

n

Shielded construction

n

Metal alloy powder core

n

High saturation current

n

Low buzz noise

n

Flat wire

n

RoHS compliant* and halogen free**

Electrical Specifications @ 25 °C

Bourns

Part Number

Inductance

@ 100 kHz / 1 V

Q

Typ.

Q

Test

Freq,

(MHz)

SRF

(MHz)

Typ.

DCR

(mW)

Typ.

DCR

(mW)

Max.

Irms

(A)

Typ.

Isat

(A)

Typ.

L (µH) Tol. (%)

SRP0315-R47K

0.47

10

10

25.2

85

10.6

12.3

9.0

8.1

SRP0315-R68K

0.68

10

8

25.2

76

14.6

17.2

7.1

6.4

SRP0315-1R0K

1.00

10

25

7.96

52

24.3

28.1

5.6

6.5

SRP0315-1R5K

1.50

10

14

7.96

46

40.5

48.0

4.1

4.4

SRP0315-2R2K

2.20

10

16

7.96

41

51.0

60.5

3.7

3.6

SRP0315-3R3K

3.30

10

25

7.96

34

110.0 129.0

2.5

3.4

SRP0315-4R7K

4.70

10

21

7.96

25

130.0 152.0

2.3

2.7

Product Dimensions

3.40 ± 0.2

(.134 ± .008)

0.95 ± 0.1

(.037 ± .004)

3.40

(.134)

MAX.

1.50

(.059)

MAX.

1.60

(.063)

REF.

3.10 ± 0.2

(.122 ± .008)

DIMENSIONS:

MM

(INCHES)

Electrical Schematic

General Specifications

Operating Temperature

................................-40 °C to +125 °C

(Temperature rise included)

Storage Temperature (Component)

................................-40 °C to +125 °C

Rated Current

............ Inductance drops 30 % at Isat

Temperature Rise ... 40 °C at rated Irms1

Rated Voltage..................................50 V

Moisture Sensitivity Level.....................1

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

Note 1: Circuit design, component, PCB trace size

and thickness, airflow and other cooling provisions all

affect the part temperature. Part temperature should be

verified in the end application.

Materials

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

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

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

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

How to Order

SRP0315 - 4R7K

Model

Value Code (see table)

* RoHS Directive 2015/863, Mar 31, 2015 and Annex.

** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br)

and Chlorine (Cl) content is 1500 ppm or less.

Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are

subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov

Additional Information

Click these links for more information:

PRODUCT TECHNICAL

LIBRARY

INVENTORY SAMPLES

CONTACT

Recommended Layout

0.23

(.009)

1.30

(.051)

REF.

2.30

(.091)

REF.

3.70

(.146)

REF.

DIMENSIONS:

MM

(INCHES)