Datasheet

Features
■ Shielded construction – low radiation
■ Bifilar wound
■ Impedance range: 90 to 2200 ohms @ 100 MHz
■ AEC-Q200 qualified
■ RoHS compliant* and halogen free**
SRF3216A Series - Common Mode Chip Inductors
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Rated Voltage ............................ 50 VDC
Withstanding Voltage ............... 125 VDC
Insulation Resistance
........... 10 megohms min. @ 100 VDC
Operating Temperature
................................-55 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-55 °C to +125 °C
Temperature Rise .....20 °C at rated Irms
Bourns
Part Number
Impedance
@ 100 MHz / 1 V
DCR
Typ.
(Ω)
DCR
Max.
(Ω)
Irms
(mA)
Z
(Ω)
Tolerance
(%)
SRF3216A-900Y 90 ± 25 0.15 0.3 400
SRF3216A-121Y 120 ± 25 0.17 0.3 350
SRF3216A-161Y 160 ± 25 0.18 0.4 350
SRF3216A-221Y 220 ± 25 0.25 0.45 300
SRF3216A-261Y 260 ± 25 0.35 0.5 300
SRF3216A-361Y 360 ± 25 0.45 0.6 300
SRF3216A-601Y 600 ± 25 0.60 0.8 300
SRF3216A-102Y 1000 ± 25 0.65 1.0 230
SRF3216A-222Y 2200 ± 25 1.10 1.2 200
Core ..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging ....... 2000 pcs. per 7-inch reel
Materials
Product Dimensions
Schematic
How to Order
SRF3216A - 221 Y
Model
Value Code (see table)
Tolerance Code
DIMENSIONS:
MM
(INCHES)
Recommended Layout
1
4
2
3
3.2 ± 0.2
(.126 ± .008)
0.15 ± 0.1
(.006 ± .039)
2.0 ± 0.2
(.079 ± .008)
1.6 ± 0.2
(.063 ± .008)
0.5 ± 0.1
(.020 ± .004)
0.5 ± 0.1
(.020 ± .004)
0.5 ± 0.1
(.020 ± .004)
0.5 ± 0.1
(.020 ± .004)
21
34
4
1
3
2
1.9
(.075)
0.4
(.016)
3.7
(.146)
1.6
(.063)
*RoHS COMPLIANT
&
**HALOGEN FREE
Max. Peak Temperature 260 10 sec. max.
Max. Time Above 217
: 60~150 sec. max.
Peak Temperature
260 max.
25
Temperature (°C)
Time (Seconds)
Preheating Soldering Natural Cooling
217 °C
t
p
(245 °C, 20~40 Sec.)
200 °C
150°C
60~180
Sec.
480 Sec. Max.
60~150 Sec.
T
P
(260 °C / 10 Sec. Max.)
Reflow Times: 3 Times Max.
**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.
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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 his document, and at www.bourns.com/docs/legal/disclaimer.pdf