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Features
■ Shielded construction
■ Metal alloy powder core
1.0
■ High saturation current
■ Inductance range 0.1 to 10 µH
■ AEC-Q200 compliant
■ RoHS compliant* and halogen free**
SRP3020TA Series - Shielded Power Inductors
Electrical Specifications @ 25 °C
Inductance
@ 100 kHz / 1 V
General Specifications
I rms
(A)
Typ.
I sat
(A)
Typ.
14.0
L (μH)
Tol. %
Q
Min.
SRP3020TA-R10Y
0.10
± 30 %
5
340
6.6
9
10.5
SRP3020TA-R22Y
0.22
± 30 %
5
185
11
14
9.0
11.2
SRP3020TA-R33M
0.33
± 20 %
5
160
17
21
8.0
10.0
SRP3020TA-R47M
0.47
± 20 %
5
105
19.7
23
7.0
9.0
SRP3020TA-R68M
0.68
± 20 %
5
94
25.5
29
5.5
7.0
SRP3020TA-1R0M
1.0
± 20 %
10
82
32
38
4.0
5.0
SRP3020TA-1R5M
1.5
± 20 %
10
54
42
50
3.8
4.0
SRP3020TA-2R2M
2.2
± 20 %
10
45
65
75
3.5
3.7
SRP3020TA-3R3M
3.3
± 20 %
10
40
125
145
3.0
3.5
SRP3020TA-4R7M
4.7
± 20 %
10
34
172
200
2.6
3.0
SRP3020TA-5R6M
5.6
± 20 %
10
29
205
238
2.2
2.6
SRP3020TA-6R8M
6.8
± 20 %
10
24
260
300
1.9
2.2
SRP3020TA-8R2M
8.2
± 20 %
10
22
340
390
1.6
1.9
SRP3020TA-100M
10
± 20 %
10
20
366
422
1.4
1.6
Bourns
Part Number
DCR
(mΩ)
Typ.
DCR
(mΩ)
Max.
SRF
(MHz)
Typ.
Product Dimensions
Operating Temperature
................................-55 °C to +150 °C
(Temperature rise included)
Storage Temperature (Component)
................................-55 °C to +150 °C
Rated Current
............ Inductance drops 30 % at Isat
Temperature Rise ... 40 °C at rated Irms1
MSL ...................................................... 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/Ni
Packaging ...... 3000 pcs. per 13-inch reel
How to Order
3.5 ± 0.2
(.138 ± .008)
0.7 ± 0.2
(.028 ± .008)
SRP3020TA - 1R0M
Model
Value Code (see table)
1.0
3.2 ± 0.2
(.126 ± .008)
DIMENSIONS:
MM
(INCHES)
1.2 ± 0.2
(.047 ± .008)
Schematic
1.8 ± 0.2
(.071 ± .008)
Recommended Layout
4.1
(.161)
1.45
(.057)
1.9
(.075)
DIMENSIONS:
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
MM
(INCHES)
* 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.
SRP3020TA Series - Shielded Power Inductors
Soldering Profile
PRE-HEATING
NATURAL
COOLING
SOLDERING
TP (260 °C / 10 seconds max.)
Temperature (°C)
tp (245 °C / 20~40 seconds)
217
200
60 ~ 150 seconds
150
60 ~ 180 seconds
480 seconds max.
25
Time (Seconds)
REFLOW TIMES: 3 MAX.
L vs. I Charts
45
0.072
30
0.036
15
0
6
9
12
0.44
64
0.21
42
0.33
48
0.14
28
0.22
32
0.07
14
0.11
16
0
0
2.6
DC Current (A)
18
0
9.6
0
12.0
2.2
4.4
6.6
8.8
0
11.0
SRP3020TA-1R0M
100
90
1.60
0.88
72
1.28
80
0.66
54
0.96
60
0.44
36
0.64
40
0.32
20
18
0.22
0
0
1.8
3.6
5.4
7.2
0
0
9.0
0
1.6
3.2
4.8
6.4
DC Current (A)
DC Current (A)
DC Current (A)
SRP3020TA-1R5M
SRP3020TA-2R2M
SRP3020TA-3R3M
0
8.0
80
5.5
64
3.04
64
4.4
64
1.56
48
2.28
48
3.3
48
1.04
32
1.52
32
2.2
32
0.52
16
0.76
16
1.1
16
0
0
1.2
2.4
3.6
DC Current (A)
4.8
0
6.0
0
0
0
1
2
3
DC Current (A)
4
5
Inductance (μH)
3.80
Temperature Rise (°C)
80
2.08
Inductance (μH)
Inductance (μH)
2.60
7.2
Inductance (μH)
36
0.2
Temperature Rise (°C)
54
0.4
4.8
0
DC Current (A)
1.10
Temperature Rise (°C)
Inductance (μH)
72
0.6
2.4
10.4
0
SRP3020TA-R68M
90
0
7.8
0
13.0
80
DC Current (A)
SRP3020TA-R47M
0.8
5.2
Inductance (μH)
56
Inductance (μH)
3
0.28
Temperature Rise (°C)
0
0
15
0.55
Temperature Rise (°C)
0.108
SRP3020TA-R33M
70
Temperature Rise (°C)
60
SRP3020TA-R22Y
80
0
Temperature Rise (°C)
0.144
Inductance (μH)
0.35
Temperature Rise (°C)
Inductance (μH)
75
Temperature Rise (°C)
SRP3020TA-R10Y
0.180
0
0
1
2
3
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.
SRP3020TA Series - Shielded Power Inductors
L vs. I Charts (Continued)
4.8
54
3.2
36
1.6
18
0
0.8
1.6
2.4
3.2
12.0
8
64
9.6
64
6
48
7.2
48
4
32
4.8
32
2
16
2.4
16
0
0
4.0
0
0.7
DC Current (A)
2.8
12.8
56
8.4
48
9.6
42
5.6
32
6.4
28
2.8
16
3.2
14
1.0
1.5
DC Current (A)
2.0
0
2.5
Inductance (μH)
64
0
0.6
1.2
1.8
2.4
0
3.0
SRP3020TA-100M
11.2
0.5
0
DC Current (A)
16.0
0
0
0
3.5
80
Temperature Rise (°C)
Inductance (μH)
2.1
DC Current (A)
SRP3020TA-8R2M
14.0
1.4
80
70
0
0
0.4
0.8
1.2
1.6
Temperature Rise (°C)
0
SRP3020TA-6R8M
80
Temperature Rise (°C)
72
SRP3020TA-5R6M
Inductance (μH)
6.4
Inductance (μH)
10
Temperature Rise (°C)
Inductance (μH)
90
Temperature Rise (°C)
SRP3020TA-4R7M
8.0
0
2.0
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.
SRP3020TA Series - Shielded Power Inductors
Packaging Specifications
330
DIA.
(12.99)
12.4 +2/-0
(.488 +.079/-0)
2.0 ± 0.5
(.079 ± .020)
13.0 +0.5/-0.2
(.512 +.020/-.008)
DIA.
100 ± 2
(3.937 ± .079)
330
(12.992)
13 + 0.5 / - 0.2
DIA.
(.512 + .020 / - .008)
1.75
(.069)
4.0
(.157)
0.35 ± 0.05
(.014 ± .002)
2.0
(.079)
3.8 ± 0.1
(.150 ± .004)
12.0 ± 0.3
(.472 ± .012)
1.0
1.0
1.0
1.0
1.0
1.0
5.5 ± 0.1
(.217 ± .004)
8.0 ± 0.1
(.315 ± .004)
2.3 ± 0.1
(.091 ± .004)
3°
3.5 ± 0.1
(.138 ± .004)
DIMENSIONS:
MM
(INCHES)
USER DIRECTION OF FEED
QTY: 3,000 PCS PER REEL
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
REV. 11/19
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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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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