PM1038S

This series is currently available, but
not recommended for new designs.
The newer Model SRP1038A Series
is recommended.
PL
IA
N
T
Features
M
■ Formerly
model
*R
oH
S
CO
■ Shielded construction
■ Unit height of 4.2 mm
■ Inductance range: 0.15 µH to 2.5 µH
■ Current up to 34 A
■ RoHS compliant*
PM1038S Series - Shielded Power Inductors
Electrical Specifications
Bourns Part No.
PM1038S-R15M-RC
PM1038S-R39M-RC
PM1038S-R50M-RC
PM1038S-R75M-RC
PM1038S-1R2M-RC
PM1038S-1R7M-RC
PM1038S-2R5M-RC
General Specifications
Inductance
L (µH)
0.15
0.39
0.50
0.75
1.2
1.7
2.5
I rms
(A)
34
24
23
22
18
15
11.5
I sat
(A)
40
32
32
28
24
18
14
DCR
(mΩ) max.
1.3
1.4
1.9
2.5
4.7
7.5
8.7
Test Voltage ..................................0.25 V
Test Frequency ......................... 100 KHz
Reflow Soldering ....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.
Materials
Soldering Profile
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
Temperature (°C)
275
<1> Maximum of 10 seconds
between +255 °C and +260 °C
225
260 °C peak
<1> 255 °C
220 °C
190°C
60 seconds
maximum
175
Ramp Down
5 °C/second
150 °C
Product Dimensions
125
120-150 seconds
10 seconds minimum
75
25
0
50
100
150
Time (Seconds)
200
4.2
(.165)
MAX.
4.0
(.157)
MAX.
11.8
MAX.
(0.465)
10.7 ± 0.5
(0.421 ± 0.020)
Ramp Up
4 °C/second maximum
250
300
10.5
(0.413)
MAX.
R68
Electrical Schematic
10.0 ± 0.5
(0.394 ± 0.020)
2.9 ± 0.5
(0.114 ± 0.020)
2.2 ± 0.5
Recommended Layout
(0.087 ± 0.020)
12.4
(0.488)
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
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.
MM
(INCHES)
4.5
(.177)
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
•
•
•
•
Portable communication equipment
Camcorders
LCD TVs
Car radios
PM1038S Series - Shielded Power Inductors
L vs. I Charts
0.48
80
0.18
60
0.36
60
0.12
40
0.24
40
0.06
20
0.12
20
27
36
0
7.6
0.9
60
0.6
40
0.3
20
0
12.4
18.6
24.8
0
31
Inductance (µH)
80
Temperature Rise (°C)
Inductance (µH)
1.2
6.2
30.4
40
0.14
20
0
7.2
2.4
80
1.8
60
1.2
40
0.6
20
0
0
4.4
8.8
13.2
21.6
28.8
0
36
17.6
PM1038S-1R7M-RC
3
100
DC Current (A)
14.4
DC Current (A)
PM1038S-1R2M-RC
3
100
0
22.8
60
0.28
DC Current (A)
PM1038S-R75M-RC
1.5
15.2
80
0.42
0
22
100
2.4
80
1.8
60
1.2
40
0.6
20
0
0
4
DC Current (A)
8
12
16
0
20
DC Current (A)
100
3.2
80
2.4
60
1.6
40
0.8
20
0
0
4
8
12
Temperature Rise (°C)
Inductance (µH)
PM1038S-2R5M-RC
4.0
0
16
DC Current (A)
Packaging Specifications
2.0 ± 0.5
(.079 ± .020)
330.0
(13.00)
DIA.
THICKNESS
0.10
(.004)
MAX.
13.5 ± 0.5
(0.53 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
EMBOSSED
CAVITY
75.0 ± 2.0
(2.96 ± 0.08)
13.0 ± 0.5
DIA.
(.512 ± .020)
26.0 - 0.00
(1.02 - 0.00)
0.35 ± 0.05
(0.014 ± 0.020)
DIMENSIONS:
MM
(INCHES)
2.0 ± 0.1
(0.079 ± 0.004)
4.0 ± 0.1
(0.157 ± 0.004)
EMBOSSED
CARRIER
1.5 ± 0.1
(0.059 ± 0.004)
DIA.
11.8 ± 0.1
(0.465 ± 0.004)
4.5 ± 0.1
(0.177 ± 0.004)
2.2 ± 0.3
(.087 ± 0.012)
0.15
DIA.
(0.0006)
1.75 ± 0.1
(.069 ± 0.004)
24.0 ± 0.3
(0.95 ± 0.012)
16.0 ± 0.1
(0.629 ± 0.004)
10.5 ± 0.1
(0.413 ± 0.004)
REV. 08/14
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)
18
DC Current (A)
100
0.56
0
Inductance (µH)
9
0
38
Temperature Rise (°C)
0
0
0
45
PM1038S-R50M-RC
0.7
Temperature Rise (°C)
80
0
100
Inductance (µH)
0.24
Inductance (µH)
0.6
Temperature Rise (°C)
Inductance (µH)
PM1038S-R39M-RC
100
Temperature Rise (°C)
PM1038S-R15M-RC
0.3