This series is currently available, but
not recommended for new designs.
Newer Model SRP1038A is
recommended.
Features
■ Formerly
model
■ Shielded construction
■ Unit height of 4.2 mm
■ Inductance range: 0.1ꢀ µH to 2.ꢀ µH
■ Current up to 34 A
2R2
1725
■ RoHS compliant*
PM1038S Series - Shielded Power Inductors
Test Voltage..................................0.25 V
Test Frequency......................... 100 KHz
....230 ˚C; 50 sec max.
Operating Temperature
................................-55 °C to +150 °C
(Temperature rise included)
Storage Temperature..............................
.................................55 °C to +150 °C
Resistance to Soldering Heat
.............................+260 °C for 10 sec.
Moisture Sensitivity Level.....................1
................. N/A
Inductance
L (μH)
I rms
(A)
I sat
(A)
DCR
(mΩ) max.
Bourns Part No.
PM1038S-R15M-RC
PM1038S-R39M-RC
PM1038S-R50M-RC
PM1038S-R75M-RC
PM1038S-1R2M-RC
PM1038S-1R7M-RC
PM1038S-2R5M-RC
0.15
0.39
0.50
0.75
1.2
34
24
40
32
32
28
24
18
14
1.3
1.4
1.9
2.5
4.7
7.5
8.7
23
22
18
1.7
15
2.5
11.5
Materials
Core..................................................Iron
Wire ............................Enameled copper
Terminal........................................Cu/Sn
Rated Current....Ind. drops 20 % at I sat
Temperature Rise....40 ˚C at rated I rms
Packaging....... 800 pcs. per 13-inch reel
27ꢀ
260 °C peak
<1>Maximum of 10 seconds
between +2ꢀꢀ °C and +260 °C
<1> 2ꢀꢀ °C
220 °C
22ꢀ
17ꢀ
12ꢀ
7ꢀ
190°C
Ramp Down
ꢀ °C/second
60 seconds
maximum
1ꢀ0 °C
Product Dimensions
120-1ꢀ0 seconds
10 seconds minimum
4.2
11.8
(0.46ꢀ)
MAX.
Ramp Up
4 °C/second maximum
(.16ꢀ)
MAX.
4.0
(.1ꢀ7)
MAX.
10.7 0.ꢀ
(0.421 0.020)
2ꢀ
0
ꢀ0
100
1ꢀ0
200
2ꢀ0
300
Time (Seconds)
10.ꢀ
(0.413)
MAX.
2R2
Electrical Schematic
1725
10.0 0.ꢀ
(0.394 0.020)
2.9 0.ꢀ
(0.114 0.020)
2.2 0.ꢀ
(0.087 0.020)
Recommended Layout
4.ꢀ
(.177)
12.4
(0.488)
ꢀ.4
(.213)
WARNING Cancer and Reproductive Harm - www.P6ꢀWarnings.ca.gov
MM
(INCHES)
DIMENSIONS:
*RoHS Directive 2002/9ꢀ/EC Jan. 27, 2003 including annex and RoHS Recast 2011/6ꢀ/EU June 8, 2011.
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