13.6
(.535)
11.0 ± 0.5
(.433 ± .020)
5.4
(.213)
3.5
(.138)
3.8 ± 0.2
(.150 + .008)
10.0 ± 0.3
(.394 ± .012)
3.0 ± 0.3
(.118 ± .012)
2.3 ± 0.3
(.091 ± .012)
2R2
1150
Features
■ Shielded construction
■ Carbonyl powder core
■ High saturation current
■ Inductance range: 0.22 to 47 µH
■ AEC-Q200 qualifi ed
■ RoHS compliant* and halogen free**
Applications
■ Automotive systems:
- Driver assistant
- Information
- Entertainment
- Lighting
■ DC/DC converters
■ Power supplies
SRP1038A Series - Shielded Power Inductors
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
............ Inductance drops 20 % at Isat
Temperature Rise .....40 °C at rated Irms
Resistance to Soldering Heat
........................ +260 °C, 40 sec. max.
Electrical Specifi cations @ 25 °C General Specifi cations
Core ............................. Carbonyl powder
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging ....... 500 pcs. per 13-inch reel
Materials
Product Dimensions
Recommended Layout
DIMENSIONS: MM
(INCHES)
How to Order
SRP1038A - 100M
Model
Value Code (see table)
*RoHS COMPLIANT
& AEC APPROVED
* 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.
Specifi cations 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 specifi c applications.
Electrical Schematic
Bourns
Part Number
Inductance
@ 100 KHz
/ 1 V
Q (Min.)
@100 KHz
/ 1 V
SRF
(MHz)
Typ.
DCR
(mΩ)
Typ.
DCR
(mΩ)
Max.
Irms
(A)
Isat
(A)
L (µH) Tol.
(%)
SRP1038A-R22M 0.22 20 10 155 0.8 1 35 60
SRP1038A-R27M 0.27 20 10 120 0.82 1 33 60
SRP1038A-R33M 0.33 20 15 108 1 1.2 31 60
SRP1038A-R36M 0.36 20 15 105 1.05 1.2 31 60
SRP1038A-R39M 0.39 20 15 100 1.1 1.3 30 60
SRP1038A-R45M 0.45 20 15 75 1.3 1.5 29 45
SRP1038A-R56M 0.56 20 15 70 1.6 1.8 25 40
SRP1038A-1R0M 1.0 20 20 47 3 3.3 18 36
SRP1038A-1R2M 1.2 20 20 33 3.3 3.8 17 33
SRP1038A-1R5M 1.5 20 20 30 4 4.6 16 33
SRP1038A-2R2M 2.2 20 20 25 6.5 7 12 27
SRP1038A-3R3M 3.3 20 20 18 10.8 11.8 11 20
SRP1038A-4R7M 4.7 20 20 16 15 15.5 10 17
SRP1038A-5R6M 5.6 20 20 15 17 19.3 9 14
SRP1038A-6R8M 6.8 20 20 13 17.5 23.3 8.5 13.5
SRP1038A-8R2M 8.2 20 20 12 20 24 8 12.5
SRP1038A-100M 10 20 20 10 27 30 7.5 12
SRP1038A-150M 15 20 20 9 40 45 6.25 10
SRP1038A-220M 22 20 20 8 64 74 5 7
SRP1038A-330M 33 20 20 6 92 112 3.5 5
SRP1038A-470M 47 20 20 5 145 167 3 4.5
220
1316
Soldering Profi le
25
Temperature (°C)
Time (Seconds)
Reflow Times: 3 Times Max.
Preheating Soldering Natural Cooling
217 °C
Peak Temperature (260 °C, 40 Sec. Max.)
200 °C
150°C
60~180
Sec.
480 Sec. Max.
60~150 Sec.
20~40 Sec.
Max. Peak Temperature 260 ഒ
40 sec. max.
Max. Time Above 217 ഒ:
60~150 sec. max.
Peak Temperature
260 ഒ max.
Please consult Bourns® Model SRP-A
Series Visual Inspection Guide for detailed
construction, processing and testing
information.
SRF0504 Series - Line Filter
SRP1038A Series - Shielded Power Inductors
Specifi cations 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 specifi c applications.
L vs. I Charts
0
015304560
0.1
0.2
0.3
0.4
0
Inductance (μH)
DC Current (A)
SRP1038A-R22M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
012 36
24 48 60
0.08
0.16
0.24
0.32
0.40
0
Inductance (μH)
DC Current (A)
SRP1038A-R27M
Temperature Rise (°C)
20
40
60
80
0
015304560
0.2
0.4
0.6
0.8
0
Inductance (μH)
DC Current (A)
SRP1038A-R36M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
015304560
0.2
0.4
0.6
0.8
0
Inductance (μH)
DC Current (A)
SRP1038A-R39M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
0918
27 36 45
0.2
0.4
0.6
0.8
0
Inductance (μH)
DC Current (A)
SRP1038A-R45M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
0816
24 32 40
0.2
0.4
0.6
0.8
1.0
0
Inductance (μH)
DC Current (A)
SRP1038A-R56M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
0918
27 36
0.5
1.0
1.5
2.0
0
Inductance (μH)
DC Current (A)
SRP1038A-1R0M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
0 6.6 19.8
13.2 26.4 33
0.6
1.2
1.8
2.4
3.0
0
Inductance (μH)
DC Current (A)
SRP1038A-1R5M
Temperature Rise (°C)
30
90
60
120
150
0
0 6.6 19.8
13.2 26.4 33
0.5
1.0
1.5
2.0
0
Inductance (μH)
DC Current (A)
SRP1038A-1R2M
Temperature Rise (°C)
30
90
60
120
150
0
0 6.75 13.5 20.25 27
1
2
3
4
0
Inductance (μH)
DC Current (A)
SRP1038A-2R2M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
0510
15 20
1.5
3.0
4.5
6
0
Inductance (μH)
DC Current (A)
SRP1038A-3R3M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
0 4.25 8.5 12.75 17
2
4
6
8
0
Inductance (μH)
DC Current (A)
SRP1038A-4R7M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
0 3.375 6.75 10.125 13.5
3
6
9
12
0
Inductance (μH)
DC Current (A)
SRP1038A-6R8M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
014 42
28 56 70
0.1
0.2
0.3
0.4
0.5
0
Inductance (μH)
DC Current (A)
SRP1038A-R33M
Temperature Rise (°C)
20
40
60
80
100
0
0 3.5 7.0 10.5 14.0
2
4
6
8
10
0
Inductance (μH)
DC Current (A)
SRP1038A-5R6M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
SRP1038A Series - Shielded Power Inductors
Specifi cations 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 specifi c applications.
REV. 06/15
L vs. I Charts (Continued)
0
0 3.125 6.25 9.375 12.5
4
8
12
16
0
Inductance (μH)
DC Current (A)
SRP1038A-8R2M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
036912
5
10
15
20
0
Inductance (μH)
DC Current (A)
SRP1038A-100M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
0246810
6
12
18
24
30
0
Inductance (μH)
DC Current (A)
SRP1038A-150M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
90
100
0
0 1.75 3.50 5.25 7
10
20
30
40
0
Inductance (μH)
DC Current (A)
SRP1038A-220M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
01234 5
10
20
30
40
50
0
Inductance (μH)
DC Current (A)
SRP1038A-330M
Temperature Rise (°C)
20
10
30
40
50
60
70
80
0
012345
12
24
36
48
60
0
Inductance (μH)
DC Current (A)
SRP1038A-470M
Temperature Rise (°C)
14
28
42
56
70
Packaging Specifi cations
DIMENSIONS: MM
(INCHES)
QTY: 500 PCS. PER REEL
USER DIRECTION OF FEED
Marking
Date Code
Marking
Date Code
Marking
Date Code
Marking
Date Code
Marking
Date Code
3 °
0.35 ± 0.05
(.014 ± .002)
4.0
(.157)
1.75
(.069) 2.0
(.079) DIA.
1.5 ± 0.1
(.059 ± .004)
4.5 ± 0.1
(.177 ± .004)
11.5 ± 0.1
(.453 ± .004)
24.0 ± 0.3
(.945 ± .012)
11.7 ± 0.1
(.461 ± .004)
10.5 ± 0.1
(.413 ± .004)
16.0 ± 0.1
(.630 ± .004)
24.0 ± 0.5
(.945 ± .020)
2.0 ± 0.5
(.079 ± .020)
100.0 ± 2.0
(3.937 ± .079)
330
(12.99)DIA.
13.5 ± 0.5
(.531 ± .020)DIA.
13.5 ± 0.5
(.531 ± .020)
DIA.
24
(.945)
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Bourns:
SRP1038A-R33M SRP1038A-1R2M