SRF2012-900Y Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – SRF2012 Series - Common Mode Chip Inductors

*RoH*SRCoOHMS ^{PCLOIMANPTLIANT}
Features
■ High impedance value
■ Current rating up to 450 mA
■ RoHS compliant*
Applications
■ Noise suppression
■ Personal computers
■ Display panels
SRF2012 Series - Common Mode Chip Inductors
Electrical Specifications
Bourns Part No.
SRF2012-300Y
SRF2012-670Y
SRF2012-900Y
SRF2012-121Y
SRF2012-161Y
SRF2012-181Y
SRF2012-201Y
SRF2012-221Y
SRF2012-261Y
SRF2012-301Y
SRF2012-361Y
SRF2012-371Y
SRF2012-501Y
SRF2012-671Y
SRF2012-901Y
Impedance
@ 100 MHz
(Ω) Tolerance (%)
30
±25
67
±25
90
±25
120
±25
160
±25
180
±25
200
±25
220
±25
260
±25
300
±25
360
±25
370
±25
500
±25
670
±25
900
±25
Rated
Voltage
(DC)
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
Withstanding Insulation
Voltage Resistance
(DC)
(MΩ)
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
125
10
DCR
Max.
(Ω)
0.20
0.25
0.35
0.30
0.40
0.35
0.35
0.35
0.40
0.40
0.45
0.45
0.55
0.60
0.60
IDC
Max.
(mA)
450
400
330
370
300
330
330
310
300
290
280
280
170
140
80
Impedance vs. Frequency
CH1
Z
1000
+
IP
100
261
10
161
1
Common Mode
T & B 3.5 kΩ, 1 Ω
Normal Mode
371
181
900
121
670
300
371
161 ^{181 261}
121
900
670
300
General Specifications
Reflow soldering.....230 °C; 50 sec max.
Operating Temperature ..-55 °C to +125 °C
(Temperature rise included)
Storage Temperature..-55 °C to +125 °C
Resistance to Soldering Heat
............................260 °C, 10 sec. max.
Materials
Core...............................................Ferrite
Wire .............................Enameled copper
Terminal .....................................Ag/Ni/Sn
Packaging...................2000 pcs. per reel
Product Dimensions
2.05 ± 0.2
(.081 ± .008)
1.25 ± 0.2
(.049 ± .008)
1
2
0.40
(.016)
TYP.
4
0.45
(.018)
TYP.
0.45
(.018)
TYP.
3 0.40
(.016)
TYP.
1.25 ± 0.2
(.049 ± .008)
0.1
1
0
100
1000
Common Mode
Normal Mode
Z ^{(f) 1 MHz 3 MHz 10 MHz 30 MHz 100 MHz 300 MHz 1 GHz 1 MHz 3 MHz 10 MHz 30 MHz 100 MHz 300 MHz 1 GHz}
300 0.64 1.94 5.99 14.34 31.33 53.67 93.89 0.200 0.240 0.470 1.180 3.490 9.850 34.370
670 1.45 4.42 13.62 32.45 70.17 117.65 201.20 0.250 0.290 0.550 1.340 3.830 10.560 34.260
900 1.04 3.09 10.14 28.96 90.46 254.50 491.35 0.280 0.330 0.610 1.520 4.150 11.260 38.760
121 2.64 7.96 23.80 56.67 126.11 218.67 417.23 0.330 0.380 0.670 1.640 4.710 13.030 43.460
161 1.79 5.35 17.50 49.70 153.36 327.38 574.77 0.390 0.440 0.760 1.850 5.290 14.560 53.660
171 3.87 11.68 35.09 82.74 180.25 314.98 587.53 0.400 0.450 0.750 1.800 5.050 13.770 48.810
261 5.33 15.85 46.54 109.83 263.01 479.42 895.05 0.450 0.500 0.850 2.040 5.770 15.820 62.080
371 4.16 12.42 40.38 113.88 369.14 802.72 1135.60 0.510 0.560 0.890 2.070 5.760 15.600 72.730
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Recommended Layout
0.35
(.014)
REF.
0.90
(.035)
REF.
0.80
(.032)
REF.
0.50
(.020)
REF.
0.35
(.014)
REF.
0.90
(.035)
REF.
DIMENSIONS:
MM
(INCHES)