PL
IA
NT
Features
n
Semi-shielded construction
Applications
n
DC/DC converters
n
Notebook computers
n
Digital video cameras
n
HDDs
n
Cell phones
n
Televisions, LCD displays
C
OM
8R2
LE
AD
F
RE
E
*R
oH
S
n
High rated current
n
Component height 4.5 mm
n
Inductance range: 1 to 220 µH
n
Rated current up to 4.2 A
n
RoHS compliant* and halogen free**
Electrical Specifications @ 25 °C
SRN6045 Series - Semi-shielded Power Inductors
General Specifications
Test
Freq.
(MHz)
SRF
DCR
(MHz)
6.0 ±
(W)
0.2
Typ.
(.236
Max.
± .008)
Irms
(A)
Isat
(A)
Bourns Part No.
SRN6045-1R0Y
SRN6045-1R3Y
SRN6045-1R8Y
SRN6045-2R2Y
SRN6045-3R3Y
SRN6045-4R7Y
SRN6045-6R8Y
SRN6045-8R2Y
SRN6045-100M
SRN6045-150M
SRN6045-330M
SRN6045-470M
SRN6045-680M
SRN6045-101M
SRN6045-221M
SRN6045-220M
L (mH)
1.0
1.3
1.8
2.2
3.3
4.7
6.8
8.2
10
15
33
47
68
22
Tol. %
30
30
30
30
30
30
30
30
20
20
20
Q
(Ref.)
15
15
15
15
15
15
15
15
17
17
17
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Inductance
@ 100 KHz/1 V
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
50
48
38
35
27
22
20
18
15
13
11
7
6
5
4
0.0139
0.0198
0.0251
0.0302
0.0376
0.0473
0.0586
0.0958
0.188
0.257
0.351
0.494
1.18
0.142
0.055
0.017
4.0
4.2
3.7
3.2
3.0
2.8
2.5
1.9
8.0
8.5
7.0
6.0
5.0
4.0
3.8
3.0
2.3
6.0 ± 0.2
3.5
± .008)
(.236
2.7
3.3
Operating Temperature
................................. -40 °C to +125 °C
(Temperature rise included)
Storage Temperature (Component)
................................. -40 °C to +125 °C
Resistance to Solder Heat
...............................+250 °C for 10 sec.
Temperature Rise .....40 °C at rated Irms
Rated Current
............ Inductance drops 30 % at Isat
Moisture Sensitivity Level .....................1
ESD Classification (HBM)..................N/A
Materials
Core ..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ........................Sn/Ag/Cu
Coating .................Magnetic epoxy resin
Packaging ..... 1000 pcs. per 13-inch reel
How to Order
20
20
20
20
20
17
13
13
22
25
2.52
2.52
2.52
REF.
2.5
9
(.098)
1.4
1.1
0.9
0.7
1.5
4.5
1.9
MAX.
(.177)
1.5
1.3
1.0
0.8
100
220
0.796
0.796
0.6
0.7
SRN6045 - 100M
Model
Value Code (see table)
Electrical Schematic
Recommended Layout
2.3
REF.
(.091)
Product Dimensions
6.0
REF.
(.236)
6.0 ± 0.2
(.236 ± .008)
REF.
2.0
(.079)
REF.
2.0
(.079)
6.0 ± 0.2
(.236 ± .008)
REF.
2.5
(.098)
4.5
MAX.
(.177)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less;
(b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is
1500 ppm or less.
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.
REF.
DIMENSIONS:
2.3
(.091)
MM
(INCHES)
6.0
REF.
(.236)
SRF0504 Series - Line Filter
SRN6045 Series - Semi-shielded Power Inductors
Soldering Profile
Peak Temperature 250
max.
Max. Peak Temperature -5
30 sec. max.
Max. Time Above 217 : 60~150 sec. max.
Temperature
Rising Area
+4.0 °C/Sec. Max.
Preheat
Area
150~200 °C / 60~120 Sec.
Reflow
Area
+3.0 °C/Sec. Max.
Forced
Cooling Area
-(1.0~5.0) °C/Sec. Max.
250
Peak Temperature: 250 °C
217 °C
Temperature (°C)
200
150
100
50
60~120 Sec.
60~150 Sec.
60 Sec.
Max.
Peak Temperature
250
max.
Max. Peak Temp. -5 °C
30 sec. max.
Max. Time Above 217
60~150 sec. max.
:
0
50
100
150
200
250
Time (Seconds)
Packaging Specifications
330
DIA.
(12.992)
2.0 ± 0.5
(.079 ± .020)
22.4
(.881)
13.0 ± 0.5
(.512 ± .020)
DIA.
50.0 -0
(1.97 -0)
13.0 ± 0.5
DIA.
(.512 ± .020)
18 +0
(.709 +0)
12.0
(.472)
4.0
(.157)
21.0 ± 0.8
(.827 ± .031)
16.0
(.630)
START
END
200
(7.874)
MIN.
LEADER
COMPONENTS
400
(15.748)
MIN.
NO COMPONENT
TRAILER
NO COMPONENT
USER DIRECTION OF FEED
QTY: 1000 PCS. PER REEL
DIMENSIONS:
MM
(INCHES)
REV. 08/17
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.
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