Features
Q2 *Ro
00 HS
C a
OM nd
PL
IA
Applications
n
Automotive systems:
- Driver assistant
n
Shielded construction
n
Carbonyl powder core
n
High saturation current
n
Inductance range: 0.20 to 47 µH
n
AEC-Q200 compliant
n
RoHS compliant* and halogen free**
NT
220316
1
- Information
- Entertainment
- Lighting
n
DC/DC converters
n
Power supplies
AE
C-
SRP1038A Series - Shielded Power Inductors
General Specifications
SRF
(MHz)
Typ.
DCR
(mW)
Typ.
DCR
(mW)
Max.
Irms
(A)
Isat
(A)
Terminal
Type
Electrical Specifications @ 25 °C
Bourns
Part Number
Inductance
@ 100 KHz
/1V
L
Tol.
(µH)
(%)
Q (Min.)
@100 KHz
/1V
SRP1038A-R20M
SRP1038A-R22M
SRP1038A-R27M
SRP1038A-R33M
SRP1038A-R36M
SRP1038A-R39M
SRP1038A-R45M
SRP1038A-R56M
SRP1038A-1R0M
SRP1038A-1R2M
SRP1038A-1R5M
SRP1038A-2R2M
SRP1038A-3R3M
SRP1038A-4R7M
SRP1038A-5R6M
SRP1038A-6R8M
SRP1038A-8R2M
SRP1038A-100M
SRP1038A-150M
SRP1038A-220M
SRP1038A-330M
SRP1038A-470M
0.20
0.22
0.27
0.33
0.36
0.39
0.45
0.56
1.0
1.2
1.5
2.2
3.3
4.7
5.6
6.8
8.2
10
15
22
33
47
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
10
10
10
15
15
15
15
15
20
20
20
20
20
20
20
20
20
20
20
20
20
20
155
155
120
108
105
100
75
70
47
33
30
25
18
16
15
13
12
10
9
8
6
5
0.66
0.8
0.82
1
1.05
1.1
1.3
1.6
3
3.3
4
6.5
10.8
15
17
17.5
20
27
40
64
92
145
0.95
1
1
1.2
1.2
1.3
1.5
1.8
3.3
3.8
4.6
7
11.8
15.5
19.3
23.3
24
30
45
74
112
167
35
33
31
31
30
29
25
18
17
16
12
11
10
9
8.5
8
7.5
6.25
5
3.5
3
35
60
60
60
60
60
45
40
36
33
33
27
20
17
14
13.5
12.5
12
10
7
5
4.5
70
Non-
Lead
Frame
Test Voltage ....................................1.0 V
Test Frequency ......................... 100 KHz
Operating Temperature
................................-40 °C to +150 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Rated Current
11.0 ± 0.5
(.433 ± .020)
............ Inductance drops 20 % at Isat
10.0 ± 0.3
Temperature Rise .....40 °C at rated Irms
(.394 ± .012)
Resistance to Soldering Heat
........................ +260 °C, 40 sec. max.
Moisture Sensitivity Level .....................1
R45
ESD Classification (HBM).................N/A
1
Circuit
1516
component, PCB trace
design,
size and thickness, airflow and other
cooling provisions all affect the part
10.0 ± 0.3
3.8 ± 0.2
temperature. Part temperature should be
(.150 + .008)
(.394 ± .012)
verified
2.75 ± 0.35
end application.
in the
11.0 ± 0.5
Lead
Frame
Materials
(.433 ± .020)
(.108 ± .014)
10.0 ± 0.3
2.3 ± 0.3
(.394 ± .012)
(
(
Core .............................Carbonyl powder
Wire ............................Enameled copper
R45
Terminal Finish ...................................Sn
1516
Packaging ....... 500 pcs. per 13-inch reel
10.0 ± 0.3
3.8 ± 0.2
How to Order
(.150 + .008)
(.394 ± .012)
2.75 ± 0.35
(.108 ± .014)
2.3 ± 0.3
(.091 ± .012)
(.091 ± .012)
1
10.0 ± 0.
(.394 ± .01
3.0 ± 0.3
(.118 ± .012)
Model
SRP1038A - 100M
2
(.1
(.0
Non-Lead Frame Terminal
11.0 ± 0.5
(.433 ± .020)
10.0 ± 0.3
(.394 ± .012)
Product Dimensions
Value Code (see table)
Lead Frame Terminal
11.0 ± 0.5
(.433 ± .020)
10.0 ± 0.3
(.394 ± .012)
Recommended Layout
3.0 ± 0.3
(.118 ± .012)
13.6
(.535)
3.5
(.138)
13.6
(.535)
3.0 ± 0.
(.118 ± .0
R45
1516
10.0 ± 0.3
3.8 ± 0.2
(.150 + .008)
(.394 ± .012)
2.75 ± 0.35
(.108 ± .014)
2.3 ± 0.3
(.091 ± .012)
100
1516
10.0 ± 0.3
(.394 ± .012)
3.8 ± 0.2
(.150 + .008)
5.4
(.213)
3.5
(.138)
2.75 ± 0.35
(.108 ± .014)
2.3 ± 0.3
(.091 ± .012)
Electrical Schematic
(.213)
5.4
DIMENSIONS:
MM
(INCHES)
3.0 ± 0.3
(.118 ± .012)
3.0 ± 0.3
(.118 ± .012)
Please consult
Bourns
®
Model SRP-A
Series Visual Inspection Guide
for detailed
construction, processing and testing
information.
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**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.
13.6
Specifications are subject to change without notice.
(.535)
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
3.5
(.138)
SRP1038A Series - Shielded Power Inductors
SRF0504 Series - Line Filter
L vs. I Charts
0.35
0.28
SRP1038A-R20M
100
0.4
SRP1038A-R22M
100
90
0.40
SRP1038A-R27M
80
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
0.21
0.14
0.07
0
60
40
20
0
80
60
0.2
50
40
30
20
10
0
60
Inductance ( H)
0.3
70
60
0.24
40
0.16
0.08
0
20
0
60
0.1
0
16
32
48
64
0
0
15
30
45
0
12
24
36
48
DC Current (A)
0.5
0.4
DC Current (A)
100
0.8
DC Current (A)
100
90
0.8
SRP1038A-R33M
SRP1038A-R36M
SRP1038A-R39M
100
90
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
0.3
0.2
0.1
0
60
40
20
0
70
60
0.4
50
40
30
20
10
0
60
Inductance ( H)
0.6
70
0.6
70
60
50
40
30
20
10
0
60
0.4
0.2
0.2
0
14
28
42
56
0
0
15
30
45
0
0
15
30
45
DC Current (A)
0.8
DC Current (A)
100
1.0
DC Current (A)
80
2.0
SRP1038A-R45M
SRP1038A-R56M
SRP1038A-1R0M
100
Temperature Rise (°C)
Inductance ( H)
60
0.4
50
40
30
20
10
0
45
0.6
0.4
0.2
0
50
40
30
20
10
0
8
16
24
32
0
40
Inductance ( H)
70
Inductance ( H)
0.6
60
1.5
70
60
50
40
30
20
10
0
36
1.0
0.2
0
0.5
0
0
9
18
27
36
DC Current (A)
DC Current (A)
0
9
18
27
DC Current (A)
4
2.0
SRP1038A-1R2M
150
3.0
SRP1038A-1R5M
150
SRP1038A-2R2M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
Inductance ( H)
1.5
3
60
50
90
1.0
60
0.5
30
0
33
1.8
1.2
0.6
0
90
60
30
0
33
2
40
30
1
0
20
10
0
6.75
13.5
20.25
0
27
0
0
6.6
13.2
19.8
26.4
0
6.6
13.2
19.8
26.4
DC Current (A)
6
DC Current (A)
8
DC Current (A)
10
SRP1038A-3R3M
80
70
SRP1038A-4R7M
80
70
SRP1038A-5R6M
80
70
60
50
40
Temperature Rise (°C)
Inductance ( H)
50
3.0
40
30
1.5
0
20
10
0
5
10
15
0
20
Inductance ( H)
50
4
40
30
2
0
20
10
0
4.25
8.5
12.75
0
17
Inductance ( H)
4.5
60
6
60
Temperature Rise (°C)
6
4
2
0
30
20
10
0
3.5
7.0
10.5
0
14.0
DC Current (A)
DC Current (A)
DC Current (A)
12
SRP1038A-6R8M
ature Rise (°C)
ature Rise (°C)
ctance ( H)
ctance ( H)
50
40
30
50
40
30
ctance ( H)
9
50
40
6
8
10
ature Rise (°C)
Specifications are subject to change without notice.
70
70
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
12
60
60
15
60
Users should verify actual device performance in their specific applications.
70
80
16
SRP1038A-8R2M
80
20
SRP1038A-100M
80
Temperature Rise (°C)
8
Temperature Rise (°C)
120
2.4
120
Temperature Rise (°C)
0.8
Temperature Rise (°C)
90
80
70
90
80
Temperature Rise (°C)
80
80
80
Temperature Rise (°C)
80
80
0.32
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
Inductance ( H)
1.5
3
60
50
90
1.0
60
0.5
30
0
33
1.8
1.2
0.6
0
90
60
30
0
33
2
40
30
1
0
20
10
0
6.75
13.5
20.25
0
27
0
0
6.6
13.2
19.8
26.4
0
6.6
13.2
19.8
26.4
DC Current (A)
6
DC Current (A)
8
DC Current (A)
10
SRP1038A-3R3M
80
70
SRP1038A-4R7M
80
70
SRP1038A-5R6M
80
70
60
50
40
Temperature Rise (°C)
Inductance ( H)
50
3.0
40
30
20
10
Inductance ( H)
50
4
40
30
20
10
12.75
0
17
Inductance ( H)
4.5
60
6
60
Temperature Rise (°C)
6
4
2
0
1.5
SRP1038A Series - Shielded Power Inductors
2
0
0
5
10
15
0
20
0
0
4.25
8.5
30
20
10
0
3.5
7.0
10.5
0
14.0
DC Current (A)
L vs. I Charts (Continued)
12
DC Current (A)
DC Current (A)
SRP1038A-6R8M
80
70
16
SRP1038A-8R2M
80
70
20
SRP1038A-100M
80
70
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
50
6
40
30
3
0
20
10
0
3.375
6.75
10.125
0
13.5
50
8
40
30
4
0
20
10
0
3.125
6.25
9.375
0
12.5
Inductance ( H)
9
60
12
60
15
60
50
10
40
30
5
0
20
10
0
3
6
9
0
12
DC Current (A)
30
24
DC Current (A)
40
DC Current (A)
80
50
SRP1038A-150M
100
SRP1038A-220M
SRP1038A-330M
80
70
60
50
40
Temperature Rise (°C)
Temperature Rise (°C)
Inductance ( H)
Inductance ( H)
18
12
6
0
60
50
40
30
20
10
0
10
50
20
10
0
40
30
20
10
0
1.75
3.50
5.25
7
0
Inductance ( H)
70
30
60
30
20
10
0
30
20
10
0
1
2
3
4
0
5
0
2
4
6
8
DC Current (A)
DC Current (A)
DC Current (A)
60
48
SRP1038A-470M
70
36
24
12
0
42
28
14
0
5
0
1
2
3
4
DC Current (A)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Temperature Rise (°C)
56
Inductance ( H)
Temperature Rise (°C)
90
80
70
40
Temperature Rise (°C)
Temperature Rise (°C)
8
Temperature Rise (°C)
120
2.4
120
SRP1038A Series - Shielded Power Inductors
SRF0504 Series - Line Filter
Soldering Profile
PRE-HEATING
SOLDERING
TP (260 °C / 10 seconds max.)
tp (245 °C / 20~40 seconds)
NATURAL
COOLING
Temperature (°C)
217
200
150
60 ~ 180 seconds
60 ~ 150 seconds
25
480 seconds max.
Time (Seconds)
REFLOW TIMES: 3 MAX.
Packaging Specifications
330
DIA.
(12.99)
2.0 ± 0.5
(.079 ± .020)
13.5 ± 0.5
(.531 ± .020)
DIA.
100.0 ± 2.0
(3.937 ± .079)
13.5 ± 0.5
DIA.
(.531 ± .020)
24.0 ± 0.5
(.945 ± .020)
24
(.945)
2.0
(.079)
1.5 ± 0.1
DIA.
(.059 ± .004)
0.35 ± 0.05
(.014 ± .002)
11.7 ± 0.1
(.461 ± .004)
1.75
(.069)
4.0
(.157)
11.5 ± 0.1
(.453 ± .004)
24.0 ± 0.3
(.945 ± .012)
Date Code
Date Code
Date Code
Date Code
Date Code
Marking
Marking
Marking
Marking
Marking
16.0 ± 0.1
(.630 ± .004)
3 °
4.5 ± 0.1
(.177 ± .004)
10.5 ± 0.1
(.413 ± .004)
USER DIRECTION OF FEED
QTY: 500 PCS. PER REEL
MM
DIMENSIONS:
(INCHES)
REV. 05/18
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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