PM74SH-2R7M-RC Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded SMD Power Inductors

*RoHS ^COMPLIANT
470
Features
■ Formerly
model
■ Available in E6 values
■ Current rating to 2.78 amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
PM74SH Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns Part No.
Inductance 100 kHz
Q
(µH) Tol. % Typ.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
PM74SH-2R7M-RC 2.7
± 20
10
7.96
60 0.027 2.78 3.10
PM74SH-3R9M-RC 3.9
± 20
10
7.96
40 0.028 2.71 2.43
PM74SH-4R7M-RC 4.7
± 20
10
7.96
35 0.030 2.64 2.20
PM74SH-5R6M-RC 5.6
± 20
10
7.96
33 0.036 2.38 2.00
PM74SH-6R3M-RC 6.3
± 20
10
7.96
30 0.038 2.33 1.85
PM74SH-100M-RC 10
± 20
30
2.52
25 0.042 2.00 1.70
PM74SH-120M-RC 12
±20
27
2.52
23 0.050 1.85 1.40
PM74SH-150M-RC 15
± 20
31
2.52
24 0.062 1.60 1.35
PM74SH-180M-RC 18
±20
29
2.52
21 0.070 1.50 1.15
PM74SH-220M-RC 22
± 20
26
2.52
18 0.082 1.35 1.10
PM74SH-270M-RC 27
±20
25
2.52
18 0.110 1.25 1.00
PM74SH-330M-RC 33
± 20
25
2.52
12 0.115 1.15 0.90
PM74SH-390M-RC 39
±20
26
2.52
13 0.130 1.10 0.80
PM74SH-470M-RC 47
± 20
29
2.52
11 0.150 0.95 0.78
PM74SH-560M-RC 56
±20
21
2.52
11 0.200 0.85 0.65
PM74SH-680M-RC 68
± 20
22
2.52
10 0.210 0.77 0.60
PM74SH-820M-RC 82
± 20
22
2.52
9 0.280 0.70 0.60
PM74SH-101M-RC 100
± 20
40
0.796
8 0.300 0.65 0.50
PM74SH-121M-RC 120
±20
30
0.796
7 0.420 0.60 0.45
PM74SH-151M-RC 150
± 20
51
0.796
7 0.480 0.53 0.41
PM74SH-181M-RC 180
±20
52
0.796
5 0.660 0.475 0.375
PM74SH-221M-RC 220
± 20
44
0.796
5 0.700 0.45 0.36
PM74SH-271M-RC 270
±20
30
0.796
5 0.840 0.40 0.275
PM74SH-331M-RC 330
± 20
65
0.796
4 0.730 0.40 0.25
PM74SH-391M-RC 390
±20
27
0.796
5 1.200 0.35 0.225
PM74SH-471M-RC 470
± 20
80
0.796
3 1.100 0.32 0.22
PM74SH-561M-RC 560
±20
27
0.796
4 1.600 0.30 0.20
PM74SH-681M-RC 680
± 20
65
0.796
3 1.600 0.27 0.20
PM74SH-821M-RC 820
±20
26
0.796
3 2.200 0.25 0.175
PM74SH-102M-RC 1000
± 20
90
0.252
3 2.400 0.25 0.15
Electrical Schematic
Recommended Layout
REF.
2.4
(.094)
1.8 _REF.
(.071)
4.2 _7.80
(.165) _(.307)
REF. _REF.
1.8
(.071)
REF.
General Specifications
Test Voltage ....................................0.5 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 10 sec.
Materials
Core ...........................Ferrite DR and RI
Wire ............ Enameled copper wire 130
Terminal ....................................Cu/Ni/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
(-2R7M through -221M)
...................Ind. drop 25 % typ. at Isat
(-271M through -102M)
Temperature Rise ................. 30 °C max.
at rated Irms
Packaging.................. 1000 pcs. per reel
Product Dimensions
7.0 ± 0.3
(.276 ± .012)
220
7.0 ± 0.3
(.276 ± .012)
TYP.
2.0
(.079)
4.50 ± 0.3
(.177 ± .012)
1.5
(.059)
TYP.
4.0
(.157)
TYP.
DIMENSIONS:
MM
(INCHES)
*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.
Customers should verify actual device performance in their specific applications.