Features
■ Current rating up to 1.6 A
■ Inductance range: 10 to 6500 μH
■ Frequency up to 300 MHz
■ Dimensions: 9.2 x 6 x 5 mm
■ AEC-Q200 qualified
Y
■ RoHS compliant* and halogen free**
SRF0905A Series - Line Filter
Electrical Specifications @ 25 °C
General Specifications
Operating Temperature
Inductance
Bourns
DCR
(Ω)
Max.
Rated
Voltage
(Vdc)
Freq.
Range
(MHz)
Imped.
(Ω)
Min.
I rms
(A)
................................-40 °C to +105 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +105 °C
Temperature Rise
.......................45 °C typ. at rated Irms
Hi-Pot ............................ 500 VAC, 60 Hz,
3 mA max. for 3 seconds
L
Tol.
(%)
Test Freq./
Voltage
Part Number
(μH)
SRF0905A-100Y
SRF0905A-250Y
SRF0905A-400Y
SRF0905A-500Y
SRF0905A-251Y
SRF0905A-471Y
SRF0905A-501Y
SRF0905A-102Y
SRF0905A-202Y
SRF0905A-472Y
SRF0905A-652Y
10
25
40
50
± 30
± 30
± 30
± 30
1 kHz / 0.1 V
1 kHz / 0.1 V
1 kHz / 0.1 V
1 kHz / 0.1 V
0.08
0.16
0.25
0.32
80
80
80
80
80
80
80
80
80
80
80
1.6
1.0
0.9
0.8
1.2
1.1
1.0
0.8
0.6
0.4
0.3
20 - 300
20 - 150
20 - 100
20 - 100
3 - 20
2 - 20
1 - 20
1 - 15
1 - 5
200
600
800
1500
600
1000
1000
1500
3000
4000
5000
250 ± 50 100 kHz / 5 mV 0.13
470 ± 50 100 kHz / 5 mV 0.14
500 ± 50 100 kHz / 5 mV 0.15
1000 ± 50 100 kHz / 5 mV 0.31
2000 ± 50 100 kHz / 5 mV 0.42
4700 ± 50 100 kHz / 5 mV 0.9
6500 ± 50 100 kHz / 5 mV 1.05
Materials
Core...................................Ferrite, toroid
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging.................. 1000 pcs. per reel
0.3 - 3
0.3 - 2
Electrical Schematic
Recommended Layout
Product Dimensions
N2
2
3
4
1.2
(.047)
2.54
(.100)
1.2
(.047)
6.00 0.30
(.236 .012)
100Y
1
N1
= POLARITY
2.0
9.20 0.30
(.362 .012)
(.079)
9.5
(.374)
MM
DIMENSIONS:
(INCHES)
0.8 0.2
5.00 0.30
(.031 .008)
(.197 .012)
1.4
(.055)
MAX.
Temperature
Rising Area
Preheat
Area
Reflow
Area
Forced
Cooling Area
1.8
(.071)
MAX.
+4.0 °C/Sec. Max.
150~200 °C / 60~120 Sec.
+3.0 °C/Sec. Max.
-(1.0~5.0) °C/Sec. Max.
Peak Temperature: 250 °C
3
4
2
250
200
150
100
50
Peak Temperature:
250 ° C max.
217 °C
60~150 Sec.
60 Sec.
Max.
Max. Peak Temperature -5 °C:
30 sec. max.
1
60~120 Sec.
Max. Time Above 217 °C:
90-150 sec. max.
5.70
(.224)
REF.
2.54 0.20
(.100 .008)
1.00 0.10
(.039 .004)
50
100
150
200
250
0
MM
(INCHES)
DIMENSIONS:
Time (Seconds)
How to Order
SRF0905A - 100Y
WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov
Model
Value Code (see table)
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
**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.