Features

PL & ,
M EE NT
■ Shielded construction

CO FR LIA

NT
IA
00 EN P
Q2 OG OM ■ Metal alloy powder core
C- AL C
AE **H oHS

■ High saturation current

*R

■ Low buzz noise

■ High temperature 180 °C
■ AEC-Q200 compliant
■ RoHS compliant* and halogen free**

SRP1040VA Series – Shielded Power Inductors

Electrical Specifications @ 25 °C General Specifications

Inductance
Operating Temperature
@ 100 kHz / 1 V Q ................................-55 °C to +180 °C
Min. SRF DCR DCR I rms I sat (Temperature rise included)
Bourns @ 100 (MHz) (mΩ) (mΩ) (A) (A)
Storage Temperature (Component)
Part Number L (μH) Tol. % kHz Typ. Typ. Max. Typ. Typ.
................................-55 °C to +180 °C
SRP1040VA-1R0M 1.0 ± 20 % 15 44 2.8 3.07 27 29 Rated Current ............. Inductance drops
SRP1040VA-1R5M 1.5 ± 20 % 15 36 4.2 4.5 22 27 30 % at Isat
SRP1040VA-2R2M 2.2 ± 20 % 15 27 6.5 7.2 18 21 Temperature Rise ... 40 °C at rated Irms1
MSL ...................................................... 1
SRP1040VA-3R3M 3.3 ± 20 % 15 20 10.2 11.8 15 18
ESD Classification (HBM)................. N/A
SRP1040VA-4R7M 4.7 ± 20 % 15 15 14.3 15.3 13 15
Note 1: Circuit design, component, PCB trace size and
SRP1040VA-5R6M 5.6 ± 20 % 15 14 15.5 17.5 12 13 thickness, airflow and other cooling provisions all can
SRP1040VA-6R8M 6.8 ± 20 % 15 12 20.2 22.3 10.5 11 affect the part temperature. Part temperature should be
verified in the end application.
SRP1040VA-100M 10 ± 20 % 20 10 29.3 33 8 9
SRP1040VA-150M 15 ± 20 % 20 9.0 45 50 7 7.6 Materials
SRP1040VA-220M 22 ± 20 % 20 7.0 64 72 6 6.5 Core ..........................Metal alloy powder
SRP1040VA-330M 33 ± 20 % 20 6.0 110 117.7 5 5.3 Wire ............................Enameled copper
SRP1040VA-470M 47 ± 20 % 20 5.0 145 167 4 4.5 Terminal Finish .............................. Sn/Ni
SRP1040VA-680M 68 ± 20 % 20 4.0 210 240 3.5 3.5 Packaging ....... 500 pcs. per 13-inch reel

Product Dimensions Recommended Layout

11.0 ± 0.3 12.5 REF.
(.433 ± .012) (.492)
10.0 ± 0.3 3.8 ± 0.2 2.3 ± 0.4
(.393 ± .012) (.150 ± .008) (.091 ± .016) 3.5 REF.
(.138)

5.4 REF.
10.0 ± 0.3 2R2 3.0 ± 0.3
(.213)
(.393 ± .012) (.118 ± .012)
YYWWV DIMENSIONS:
MM
(INCHES)

0 ~ 0.2
MM (0 ~ .008)
DIMENSIONS:
(INCHES)

Typical Part Marking How to Order Schematic

INDUCTANCE SRP1040VA - 100M
CODE
Model
MATERIAL CODE
2R2 Value Code (see table)
YYWWV

DATE CODE:
YY = LAST TWO DIGITS OF YEAR
WW = WEEK NUMBER

* 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.
WARNING Users should verify actual device performance in their specific applications.
Cancer and Reproductive Harm The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of
www.P65Warnings.ca.gov this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
 SRP1040VA Series – Shielded Power Inductors
Soldering Profile

NATURAL
PRE-HEATING SOLDERING COOLING
TP (260 °C / 10 seconds max.)

tp (245 °C / 20~40 seconds)

Temperature (°C)

217

200
150 60 ~ 150 seconds

60 ~ 180 seconds

480 seconds max.

25
Time (Seconds)

REFLOW TIMES: 3 MAX. NOTE: 0.12 mm thick solder paste recommended.

L vs. I Charts

SRP1040VA-1R0M SRP1040VA-1R5M SRP1040VA-2R2M

1.5 100 2.0 100 3.5 100

1.2 80 1.6 80 2.8 80

Temperature Rise (°C)

Temperature Rise (°C)

Temperature Rise (°C)

Inductance (μH)

Inductance (μH)

Inductance (μH)

0.9 60 1.2 60 2.1 60

0.6 40 0.8 40 1.4 40

0.3 20 0.4 20 0.7 20

0 0 0 0 0 0
0 6.5 13.0 19.5 26.0 32.5 0 6.5 13.0 19.5 26.0 32.5 0 5 10 15 20 25
DC Current (A) DC Current (A) DC Current (A)

SRP1040VA-3R3M SRP1040VA-4R7M SRP1040VA-5R6M

4.5 100 6.5 100 8.0 100

3.6 80 5.2 80 6.4 80

Temperature Rise (°C)

Temperature Rise (°C)

Temperature Rise (°C)

Inductance (μH)

Inductance (μH)

Inductance (μH)

2.7 60 3.9 60 4.8 60

1.8 40 2.6 40 3.2 40

0.9 20 1.3 20 1.6 20

0 0 0 0 0 0
0 4 8 12 16 20 0 4 8 12 16 20 0 3 6 9 12 15
DC Current (A) DC Current (A) DC Current (A)

SRP1040VA-6R8M SRP1040VA-100M SRP1040VA-150M

10.0 100 14.5 100 22.5 100

8.0 80 11.6 80 18.0 80

Temperature Rise (°C)

Temperature Rise (°C)

Temperature Rise (°C)

Inductance (μH)

Inductance (μH)

Inductance (μH)

6.0 60 8.7 60 13.5 60

4.0 40 5.8 40 9.0 40

2.0 20 2.9 20 4.5 20

0 0 0 0 0 0
0 2.5 5.0 7.5 10.0 12.5 0 2.5 5.0 7.5 10.0 12.5 0 2 4 6 8 10
DC Current (A) DC Current (A) DC Current (A)

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.
 SRP1040VA Series – Shielded Power Inductors
L vs. I Charts (Continued)

SRP1040VA-220M SRP1040VA-330M SRP1040VA-470M

32.5 100 45.0 100 65.0 100

26.0 80 36.0 80 52.0 80

Temperature Rise (°C)

Temperature Rise (°C)

Temperature Rise (°C)

Inductance (μH)

Inductance (μH)

Inductance (μH)
19.5 60 27.0 60 39.0 60

13.0 40 18.0 40 26.0 40

6.5 20 9.0 20 13.0 20

0 0 0 0 0 0
0 1.5 3.0 4.5 6.0 7.5 0 1.5 3.0 4.5 6.0 7.5 0 1 2 3 4 5
DC Current (A) DC Current (A) DC Current (A)

SRP1040VA-680M
95.0 100

76.0 80
Temperature Rise (°C)
Inductance (μH)

57.0 60

38.0 40

19.0 20

0 0
0 0.9 1.8 2.7 3.6 4.5
DC Current (A)

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.
 SRP1040VA Series – Shielded Power Inductors
Packaging Specifications

330 2.0 ± 0.5

24.4 +2/-0 DIA.
(12.99) (.079 ± .020)
(.961 +.079/-0)

13.0 +0.5/-0.2 COVER TAPE

(.512 +.020/-.008)
DIA.

100 ± 2
(3.937 ± .079)

330
(12.992) 13 +0.5 / -0.2
DIA.
(.512 +.020 / -.008)

EMBOSSED CARRIER

4.0 1.5 ± 0.1 16.0 ± 0.1 0.35 ± 0.05

DIA.
(.157) (.059 ± .004) (.630 ± .004) (.014 ± .002)

11.6 ± 0.1
(.457 ± .004)
11.5 ± 0.1
(.453 ± .004)
YYWWV

YYWWV

YYWWV
2R2

2R2

2R2

24.0 ± 0.3
(.630 ± .012)

4.5 ± 0.1
(.177 ± .004)
NO COMPONENT COMPONENTS NO COMPONENT
200 400
(7.874) (15.748)

MM
DIMENSIONS:
(INCHES) 10.4 ± 0.1
(.409 ± .004)

USER DIRECTION OF FEED

QTY: 500 PCS PER REEL

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

EMEA: Tel: +36 88 885 877 • Email: eur ocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bour ns.com
www.bourns.com

03/20
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.
 Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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and complete before placing orders for Bourns® products.

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*9
Mouser Electronics

Authorized Distributor

Click to View Pricing, Inventory, Delivery & Lifecycle Information:

Bourns:
SRP1040VA-4R7M SRP1040VA-3R3M SRP1040VA-330M SRP1040VA-150M SRP1040VA-2R2M SRP1040VA-
100M SRP1040VA-1R5M SRP1040VA-6R8M SRP1040VA-680M SRP1040VA-470M SRP1040VA-1R0M
SRP1040VA-5R6M SRP1040VA-220M