SRP0312 Series Datasheet

mm ISO “22: 003) r» ”a & PK ‘0' framj 1 g . + if’ E 4 ‘ Lfl .‘ mm (mummy 7 MEi 7, 77777777 34D 77777777 7 095101 f 77(0371006)
SRP0312 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. (%)
SRP0312-R47K 0.47 10 18 25.2 91 15.3 17.8 6.6 8.0
SRP0312-R68K 0.68 10 14 25.2 77 21.2 24.8 5.6 6.0
SRP0312-1R0K 1.00 10 23 7.96 59 29.0 34.0 4.7 5.0
SRP0312-1R5K 1.50 10 28 7.96 45 49.0 58.0 3.6 4.3
SRP0312-2R2K 2.20 10 28 7.96 38 63.5 74.0 3.1 3.7
SRP0312-3R3K 3.30 10 22 7.96 36 110.0 129.0 2.4 3.0
SRP0312-4R7K 4.70 10 22 7.96 29 175.0 210.0 1.9 2.5
Product Dimensions
4R7
3.40 ± 0.2
(.134 ± .008)
0.95 ± 0.1
(.037 ± .004)
3.40
(.134) MAX.
1.20
(.047) MAX.
1.60
(.063)
REF.
3.10 ± 0.2
(.122 ± .008)
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 ..... 4000 pcs. per 13-inch reel
Please consult Bourns® Model SRP-A
Series Visual Inspection Guide for detailed
construction, processing and testing
information.
*RoHS COMPLIANT
LEAD FREE
RoHS COMPLIANT*
&
HALOGEN FREE**
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
Electrical Schematic
How to Order
SRP0312 - 4R7K
Model
Value Code (see table)
Additional Information
Click these links for more information:
PRODUCT TECHNICAL
LIBRARY
INVENTORY SAMPLES CONTACT
* 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
Recommended Layout
0.23
(.009)
1.30
(.051) REF.
2.30
(.091) REF.
3.70
(.146) REF.
DIMENSIONS: MM
(INCHES)
DIMENSIONS:
MM
(INCHES)
BOURNS'
SRP0312 Series - Shielded Power Inductors
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.
L vs. I Charts
120%
100%
80%
60%
40%
20%
0%
120%
100%
80%
60%
40%
20%
0%
SRP0312-R47K
SRP0312-1R0K
SRP0312-2R2K
SRP0312-4R7K SRP0312-4R7K
SRP0312-1R0K
SRP0312-2R2K
SRP0312-R47K
0 2.0 4.0 6.0 8.0 10.0
0 1.0 2.0 3.0 4.0 6.05.0
0 1.4 2.8 4.2 5.6 7.0
L/LOAL/LOA
120%
100%
80%
60%
40%
20%
0%
L/LOA
120%
100%
80%
60%
40%
20%
0%
L/LOA
Temperature Rise (°C)Temperature Rise (°C)
IDC (A)
IDC (A)
0 0.8 1.6 2.4 3.2 4.0
IDC (A)
0 0.6 1.2 1.8 2.4
IDC (A)
IDC (A)
0 1.0 2.0 3.0 4.0 5.0
IDC (A)
0 0.8 1.6 2.4 3.2 4.0
IDC (A)
0 0.5 1.0 1.5 2.0 2.5
IDC (A)
50
40
30
20
10
0
50
40
30
20
10
0
Temperature Rise (°C)
50
40
30
20
10
0
Temperature Rise (°C)
50
40
30
20
10
0
BOURNS'
SRP0312 Series - Shielded Power Inductors
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.
Soldering Profile
Max. Peak Temperature -5 °C: 30 sec. max.
Max. Time Above 217 °C: 60~150 sec. max.
Peak Temperature: 260 °C max.
+4.0 °C/Sec. Max. 150~200 °C / 60~120 Sec. +3.0 °C/Sec. Max. -(1.0~5.0) °C/Sec. Max.
Temperature
Rising Area
Preheat
Area
Reflow
Area
Forced
Cooling Area
250
150
200
100
50
Temperature (°C)
200
010050 150
Time (Seconds)
250
Peak Temperature: 260 °C
217 °C
60~150 Sec.
60 Sec.
Max.
60~120 Sec.
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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.
REV. 04/21
SRP0312 Series - Shielded Power Inductors
Packaging Specifications
4R7
4R7
4R7
4R7
330
(12.99)DIA. 18.4
(.724)
8
(.315)
12
(.472)
14
(.551)
50
(1.969)
4
(.157)
21 ± 0.8
(.827 ± .031)
2.0 ± 0.5
(.079 ± .020)
13.5 ± 0.5
(.531 ± .020)DIA.
MAX.
MIN.
END
COVER TAPE
EMBOSSED CARRIER
360
(14.173)
LEADER
NO COMPONENT
USER DIRECTION OF FEED
QTY: 4,000 PCS PER REEL
COMPONENTS
MIN.
960
(37.795)
TRAILER
NO COMPONENT
MIN.
DIMENSIONS: MM
(INCHES)
Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
BOURNS Page hlfQI/A/I/WW.[mum5.Com/IfiaI/dlsC/almersrtenfisindrgu/Icres mtg/MW.boums.cum/docs/Legal/disclaimel Ed!
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