Datasheet
Features
■ Shielded construction
■ Metal alloy powder core
■ High saturation current
■ Low buzz noise
■ High temperature 180 °C
■ AEC-Q200 compliant
■ RoHS compliant* and halogen free**
SRP1040VA Series – Shielded Power Inductors
* 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.
Operating Temperature
................................-55 °C to +180 °C
(Temperature rise included)
Storage Temperature (Component)
................................-55 °C to +180 °C
Rated Current ............. Inductance drops
30 % at Isat
Temperature Rise ... 40 °C at rated Irms
1
MSL ......................................................1
ESD Classification (HBM).................N/A
Note 1: Circuit design, component, PCB trace size and
thickness, airflow and other cooling provisions all can
affect the part temperature. Part temperature should be
verified in the end application.
Electrical Specifications @ 25 °C General Specifications
Core ..........................Metal alloy powder
Wire ............................Enameled copper
Terminal Finish .............................. Sn/Ni
Packaging ....... 500 pcs. per 13-inch reel
Materials
SchematicHow to OrderTypical Part Marking
SRP1040VA - 100M
Model
Value Code (see table)
2R2
YYWWV
10.0 ± 0.3
(.393 ± .012)
3.8 ± 0.2
(.150 ± .008)
2.3 ± 0.4
(.091 ± .016)
3.0 ± 0.3
(.118 ± .012)
0 ~ 0.2
(0 ~ .008)
11.0 ± 0.3
(.433 ± .012)
10.0 ± 0.3
(.393 ± .012)
Product Dimensions
12.5
(.492)
REF.
5.4
(.213)
REF.
3.5
(.138)
REF.
DIMENSIONS:
MM
(INCHES)
DIMENSIONS:
MM
(INCHES)
Recommended Layout
*RoHS COMPLIANT,
**HALOGEN FREE &
AEC-Q200 COMPLIANT
Bourns
Part Number
Inductance
@ 100 kHz / 1 V
Q
Min.
@ 100
kHz
SRF
(MHz)
Typ.
DCR
(mΩ)
Typ.
DCR
(mΩ)
Max.
I rms
(A)
Typ.
I sat
(A)
Typ.L (μH) Tol. %
SRP1040VA-1R0M 1.0 ± 20 % 15 44 2.8 3.07 27 29
SRP1040VA-1R5M 1.5 ± 20 % 15 36 4.2 4.5 22 27
SRP1040VA-2R2M 2.2 ± 20 % 15 27 6.5 7.2 18 21
SRP1040VA-3R3M 3.3 ± 20 % 15 20 10.2 11.8 15 18
SRP1040VA-4R7M 4.7 ± 20 % 15 15 14.3 15.3 13 15
SRP1040VA-5R6M 5.6 ± 20 % 15 14 15.5 17.5 12 13
SRP1040VA-6R8M 6.8 ± 20 % 15 12 20.2 22.3 10.5 11
SRP1040VA-100M 10 ± 20 % 20 10 29.3 33 8 9
SRP1040VA-150M 15 ± 20 % 20 9.0 45 50 7 7.6
SRP1040VA-220M 22 ± 20 % 20 7.0 64 72 6 6.5
SRP1040VA-330M 33 ± 20 % 20 6.0 110 117.7 5 5.3
SRP1040VA-470M 47 ± 20 % 20 5.0 145 167 4 4.5
SRP1040VA-680M 68 ± 20 % 20 4.0 210 240 3.5 3.5
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
INDUCTANCE
CODE
DATE CODE:
YY = LAST TWO DIGITS OF YEAR
WW = WEEK NUMBER
MATERIAL CODE
2R2
YYWWV