T
Features
OM
PL
IA
N
n
Formerly model
n
Shielded construction
*R
oH
S
2R2 5
172
LE
AD
F
RE
E
n
Unit height of 4.2 mm
n
Inductance range: 0.15 µH to 2.5 µH
n
Current up to 34 A
n
RoHS compliant*
This series is currently available, but
not recommended for new designs.
Newer
Model SRP1038A
is
recommended.
C
Inductance
L (µH)
0.15
0.39
0.50
0.75
1.2
1.7
2.5
PM1038S Series - Shielded Power Inductors
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
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
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Soldering Profile
275
225
175
125
75
25
<1> Maximum of 10 seconds
between +255 °C and +260 °C
<1> 255 °C
220 °C
60 seconds
maximum
Ramp Down
5 °C/second
260 °C peak
275
225
175
125
75
25
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.
Moisture Sensitivity Level .....................1
ESD Classification (HBM)................. N/A
Materials
Core ..................................................Iron
Wire ............................Enameled copper
<1> 5 seconds maximum
<1> 245 °C
at +245 °C
Terminal ........................................Cu/Sn
drops 20 % at I sat
Rated Current ....Ind.
°C
170
Temperature Rise ....40 ˚C at rated I rms
183 °C
per 13-inch reel
Packaging ....... 800 pcs.
60 seconds
150 °C
maximum
120 -150 seconds
Product Dimensions
10 seconds minimum
11.8
MAX.
Ramp Up
(0.465)
4 °C/second maximum
10.7 ± 0.5
(0.421 ± 0.020)
50
100
150
200
General Specifications
Temperature (°C)
190°C
150 °C
120-150 seconds
Temperature (°C)
Ramp Down
5 °C/second
10 seconds minimum
Ramp Up
4 °C/second maximum
0
50
100
150
200
250
300
0
Time (Seconds)
Electrical Schematic
10.5
(0.413)
MAX.
2R2
1725
10.0 ± 0.5
(0.394 ± 0.020)
Time (Seconds)
4.2
(.165)
MAX.
4.0
250
(.157)
MAX.
300
2.9 ± 0.5
(0.114 ± 0.020)
2.2 ± 0.5
(0.087 ± 0.020)
Recommended Layout
12.4
(0.488)
4.5
(.177)
5.4
(.213)
*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.
DIMENSIONS:
MM
(INCHES)
Applications
n
Input/output of DC/DC converters
n
Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM1038S Series - Shielded Power Inductors
L vs. I Charts
0.3
0.24
PM1038S-R15M-RC
100
0.6
PM1038S-R39M-RC
100
0.7
PM1038S-R50M-RC
100
Temperature Rise (°C)
Inductance (µH)
Inductance (µH)
0.18
0.12
0.06
0
60
40
20
0
45
0.36
0.24
0.12
0
60
40
20
0
38
Inductance (µH)
0.56
0.42
0.28
0.14
0
60
40
20
0
36
0
9
18
27
36
0
7.6
15.2
22.8
30.4
0
7.2
14.4
21.6
28.8
DC Current (A)
1.5
1.2
DC Current (A)
DC Current (A)
3
PM1038S-R75M-RC
100
3
PM1038S-1R2M-RC
100
PM1038S-1R7M-RC
100
Temperature Rise (°C)
Temperature Rise (°C)
0.9
0.6
0.3
0
60
40
20
0
31
1.8
1.2
0.6
0
60
40
20
0
22
1.8
1.2
0.6
0
60
40
20
0
20
0
6.2
12.4
18.6
24.8
0
4.4
8.8
13.2
17.6
0
4
8
12
16
DC Current (A)
DC Current (A)
DC Current (A)
4.0
3.2
PM1038S-2R5M-RC
100
2.4
1.6
0.8
0
60
40
20
0
16
0
4
8
12
DC Current (A)
Packaging Specifications
330.0
(13.00)
DIA.
2.0 ± 0.5
(.079 ± .020)
Temperature Rise (°C)
80
Inductance (µH)
21.0 ± 0.8
(.827 ± .031)
13.5 ± 0.5
(0.53 ± .020)
DIA.
75.0 ± 2.0
(2.96 ± 0.08)
THICKNESS
0.10
(.004)
MAX.
EMBOSSED
CAVITY
13.0 ± 0.5
DIA.
(.512 ± .020)
26.0 - 0.00
(1.02 - 0.00)
0.35 ± 0.05
(0.014 ± 0.020)
11.8 ± 0.1
(0.465 ± 0.004)
4.0 ± 0.1
(0.157 ± 0.004)
2.0 ± 0.1
(0.079 ± 0.004)
EMBOSSED
CARRIER
1.5 ± 0.1
(0.059 ± 0.004)
DIA.
1.75 ± 0.1
(.069 ± 0.004)
DIMENSIONS:
MM
(INCHES)
2.2 ± 0.3
(.087 ± 0.012)
24.0 ± 0.3
(0.95 ± 0.012)
4.5 ± 0.1
(0.177 ± 0.004)
0.15
DIA.
(0.0006)
16.0 ± 0.1
(0.629 ± 0.004)
10.5 ± 0.1
(0.413 ± 0.004)
REV. 12/17
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)
80
2.4
80
2.4
80
Inductance (µH)
Inductance (µH)
Inductance (µH)
Temperature Rise (°C)
80
0.48
Temperature Rise (°C)
80
80
Microcontroller MCU
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