PL
IA
NT
Features
n
Formerly model
n
Available in E12 series
n
Low profile of only 3.2 mm
n
Low inductance values
n
RoHS compliant*
F
RE
E
Applications
n
Input/output of DC/DC converters
n
Power supplies for:
*R
oH
S
C
OM
• Portable communication equipment
• Camcorders
• LCD TVs
LE
AD
PM43 Series - SMD Power Inductor
Test
Frequency
(MHz)
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
SRF
Min.
(MHz)
150
110
90
80
75
65
55
50
45
40
36
33
30
28
23
20
17
15
14
13
12
11
I rms
Max.
(A)
3.80
3.30
2.91
2.60
2.43
2.15
1.98
1.70
1.60
1.41
1.26
1.15
1.05
0.92
0.84
0.76
0.71
0.64
0.59
0.54
0.50
0.46
I sat
Typ.
(A)
5.50
5.10
4.40
3.90
3.50
3.00
2.70
2.60
2.40
2.10
1.90
1.70
1.60
1.40
1.30
1.20
1.00
0.99
0.92
0.78
0.74
0.68
Electrical Specifications
Q
Ref.
28
28
28
28
28
28
28
28
28
28
28
28
28
28
25
25
23
23
20
20
20
20
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Inductance 1 kHz
Bourns Part No.
PM43-1R0M-RC
PM43-1R4M-RC
PM43-1R8M-RC
PM43-2R2M-RC
PM43-2R7M-RC
PM43-3R3M-RC
PM43-3R9M-RC
PM43-4R7M-RC
PM43-5R6M-RC
PM43-6R8M-RC
PM43-8R2M-RC
PM43-100M-RC
PM43-120M-RC
PM43-150M-RC
PM43-180M-RC
PM43-220M-RC
PM43-270K-RC
PM43-330K-RC
PM43-390K-RC
PM43-470K-RC
PM43-560K-RC
PM43-680K-RC
(µH)
1.0
1.4
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
Tol. %
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 10
± 10
± 10
± 10
± 10
± 10
RDC
(Ω)
0.033
0.038
0.042
0.047
0.052
0.058
0.076
0.094
0.10
0.12
0.13
0.18
0.21
0.24
0.34
0.38
0.52
0.54
0.59
0.84
0.94
1.12
Test Voltage .......................................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 for 5 sec.
Moisture Sensitivity Level .....................2
ESD Classification (HBM)................. N/A
Core ...................................... Ferrite DR
Wire ............ Enameled copper wire 130
Terminal ....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise ................. 40 °C max.
at rated Irms
Packaging .................. 1500 pcs. per reel
Product Dimensions
(.177 ± .012)
MAX.
4.5 ± 0.3
(.177 ± .012)
MAX.
4.5 ± 0.3
General Specifications
Materials
3.2 ± 0.3
MAX.
(.126 ± .012)
3.2 ± 0.3
MAX.
(.126 ± .012)
Typical Part Marking
Electrical Schematic
1.5
TYP.
(.059)
1.5
TYP.
(.059)
4.0 ± 0.3
MAX.
(.157 ± .012)
4.0 ± 0.3
MAX.
(.157 ± .012)
100
Recommended Layout
4.5
(.177)
4.5
(.177)
1.8
(.071)
1.8
(.071)
1.5
(.059)
1.5
(.059)
*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.
1.8
(.071)
MM
(.071)
DIMENSIONS:
(INCHES)
1.8
PM43 Series - SMD Power Inductor
Packaging Specifications
2.0 ± 0.5
(.079 ± .020)
330.0
(12.992)
DIA.
18.4
(.724)
THICKNESS
0.10
(.004)
MAX.
50.0
(1.969)
EMBOSSED
CAVITY
21.0 ± 0.8
(.827 ± .031)
13.0 ± 0.5
(.512 ± .020)
DIA.
13.0 ± 0.5
DIA.
(.512 ± .020)
EMBOSSED
CARRIER
14.0
(.551)
4.0
(.157)
END
START
12
(.472)
100
100
100
100
3.4
(.134)
1.5
DIA.
(.059)
NO COMPONENT
8.0
(.315)
NO COMPONENT
160
(6.299)
COMPONENTS
3200
(125.984)
400
(15.748)
USER DIRECTION OF FEED
QTY: 1500 PCS. PER REEL
MM
DIMENSIONS:
(INCHES)
REV. 03/18
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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