Datasheet

Features
■ Semi-shielded construction
■ High inductance
■ Inductance range: 10 to 470 µH
■ High rated current - up to 5.4 A
■ RoHS compliant* and halogen free**
Applications
■ DC/DC converters
■ Notebook computers
■ Digital video cameras
■ Televisions, LCD displays
SRN1060 Series - Semi-shielded Power Inductors
Operating Temperature
................................. -40 °C to +125 °C
(Temperature rise included)
Storage Temperature .. -40 °C to +125 °C
Resistance to Solder Heat
...............................+245 °C for 10 sec.
Temperature Rise .....40 °C at rated Irms
Rated Current
............ Inductance drops 30 % at Isat
Electrical Specifi cations @ 25 °C
Bourns Part No.
Inductance
@ 100 KHz
/ 1 V
Q
(Ref.)
Test
Freq.
(MHz)
SRF
(MHz)
Typ.
DCR
(Ω)
Max.
Irms
(A)
Isat
(A)L (μH) Tol. %
SRN1060-100M 10 20 25 7.96 14 0.029 5.40 5.20
SRN1060-180M 18 20 25 7.96 10 0.043 3.85 3.80
SRN1060-220M 22 20 20 7.96 8 0.053 3.40 3.40
SRN1060-330M 33 20 16 2.52 7 0.072 3.15 2.80
SRN1060-470M 47 20 16 2.52 6 0.11 2.50 2.30
SRN1060-101M 100 20 13 2.52 4 0.21 1.70 1.70
SRN1060-151M 150 20 13 2.52 3.5 0.30 1.25 1.35
SRN1060-221M 220 20 13 2.52 3 0.46 1.00 1.20
SRN1060-331M 330 20 13 2.52 2.5 0.62 0.90 0.90
SRN1060-471M 470 20 13 0.796 2 0.95 0.80 0.80
General Specifi cations
Core ..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ........................Sn/Ag/Cu
Coating .................Magnetic epoxy resin
Packaging ....... 600 pcs. per 13-inch reel
Materials
Product Dimensions
Recommended Layout
Electrical Schematic
DIMENSIONS:
MM
(INCHES)
*RoHS COMPLIANT
How to Order
SRN1060 - 100M
Model
Value Code (see table)
Soldering Profi le
)C°( erutarepmeT
100
0
50
50
150
250
200
Rising Area
Temperature
±4.0 °C/sec. max.
Forced Cooling Area
PeakTemperature:
Time (Seconds)
100 150 200
60~150 sec.max.
60 sec.max.
245 °C
150 ~ 200 °C / 60 - 120 sec.
Preheat Area
+3.0 °C/
sec. max.
1.0~5.0 °C/sec. max.
Reflow Area
250
217 °C
Peak Temperature: 245 ° ±5 °C max., 30 sec. max.
Maximum Time Above 217 °C: 60~150 seconds
60~120 sec.max.
9.8 ± 0.3
(.386 ± .012)
10.0 ± 0.3
(.394 ± .012)
MAX.
REF.
6.0
(.236)
3.3
(.130)
10.2
(.402)
REF.
REF.
3.1
(.122)
REF.
3.5
(.138)
REF.
* 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. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov