PL
IA
NT
Features
■
Formerly
■
Height of 5.4 mm
■
Current rating up to 2.65 A
■
RoHS compliant*
*R
oH
S
CO
M
model
This series is currently available
but not recommended for new
designs.
PM125S Series - Shielded SMD Power Inductors
Electrical Specifications
Inductance 100 kHz
Bourns Part No.
PM125S-100M-RC
PM125S-120M-RC
PM125S-150M-RC
PM125S-180M-RC
PM125S-220M-RC
PM125S-270M-RC
PM125S-330M-RC
PM125S-390M-RC
PM125S-470M-RC
PM125S-560M-RC
PM125S-680M-RC
PM125S-820M-RC
PM125S-101M-RC
PM125S-121M-RC
PM125S-151M-RC
PM125S-181M-RC
PM125S-221M-RC
PM125S-271M-RC
PM125S-331M-RC
PM125S-391M-RC
PM125S-471M-RC
PM125S-561M-RC
PM125S-681M-RC
PM125S-821M-RC
(μH)
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
Tol. (%)
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
Test
Frequency
(MHz)
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
SRF
MHz
Typ.
24
21
19
16
15
14
13
12
10
9
9
8
7
6
6
5
5
4
4
4
3
3
3
2
DCR
Max.
(mΩ)
50
50
60
60
70
80
100
110
120
150
170
200
250
280
400
480
520
700
800
1080
1200
1340
1780
2000
Idc
(A)
2.65
2.50
2.45
2.40
2.20
2.00
1.80
1.65
1.50
1.38
1.26
1.14
1.05
0.95
0.85
0.77
0.70
0.63
0.57
0.52
0.48
0.44
0.40
0.36
Isat
(A)
4.43
5.31
3.68
4.32
4.04
3.62
3.00
3.00
1.78
1.90
2.08
1.82
1.19
0.95
1.18
1.07
0.95
1.07
0.78
0.91
0.87
0.74
0.74
0.26
General Specifications
Test Voltage .................................... 0.1 V
Reflow Soldering ....230 °C; 50 sec max.
Operating Temperature
................................ -40 °C to +125 °C
(Temperature rise included)
Storage Temperature ...-40 °C to +125 °C
Resistance to Soldering Heat
...........................260 °C, 10 sec. max.
Materials
Core .............................................. Ferrite
Wire ............................ Enameled copper
Adhesive ...............................Epoxy resin
Terminal .................................... Sn/Ni/Ag
Rated Current
................... Ind. drop 10 % typ. at Isat
Temperature Rise ............... 40 °C typical
at Idc
Packaging .....................500 pcs. per reel
Product Dimensions
11.6 ± 0.5
(.457 ± .020)
12.6 ± 0.5
(.496 ± .020)
Electrical Schematic
Typical Part Marking
5.4 ± 0.5
(.213 ± .020)
9.0 ± 0.5
(.354 ± .020)
820
10.0 ± 0.5
(.394 ± .020)
2.1
(.083)
Recommended Pad Layout
R
1.0
(.039)
12.5
(.492)
2.5
(.098)
9.5
(.374)
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)
Applications
■
Input/output of DC/DC converters
■
Industrial electronics
■
Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car radios
PM125S Series - Shielded SMD Power Inductors
Inductance vs. Current
45
40
35
330
470
390
Inductance (µH)
30
25
20
15
10
5
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
270
220
180
150
120
100
DC Current (A)
300
271
250
Inductance (µH)
200
150
100
221
181
151
121
820
101
680
50
0
560
0
0.5
1.0
1.5
2.0
2.5.5
3.0
3.5
4.0
4.5
DC Current (A)
L vs. I
45
40
35
821
681
561
471
391
331
Inductance (µH)
30
25
20
15
10
5
0
0
0.5
1.0
1.5
2.0
2.5
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.
PM125S Series - Shielded SMD Power Inductors
Packaging Specifications
29.5 ± 0.4
(1.16 ± .016)
330 ± 1.5
(12.99 ± .059)
DIA.
21.5 +0.5/-0
(.846 +.020/-0)
DIA.
13.0 +0.5/-0.2
(.512 +.020/-0)
DIA.
100.0 ± 1.5
(3.94 ± .059)
DIA.
2.00 ± 0.5
(.079 ± .020)
24.5 +0.5/-0
(.965 +.020/-0)
2.00 ± 0.1
(.079 ± .004)
1.75 ± 0.1
(.069 ± .004)
4.00 ± 0.1
(.157 ± .004)
DIA.
1.5 + 0.1/-0
(.059 +.004/-0)
13.00 ± 0.1
(.512 ± .004)
11.5 ± 0.1
(.453 ± .004)
16.00 ± 0.1
(.630 ± .004)
12.00 ± 0.1
(.472 ± .004)
3.00
R
(.118)
6.10 ± 0.1
(.240 ± .004)
0.40 ± 0.05
(.016 ± .002)
150
24.00 ± 0.3
(.945 ± .012)
QTY: 500 PCS. PER REEL
MM
(INCHES)
DIMENSIONS:
REV. 02/14
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.
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