Features
Applications
■ RoHS compliant*
■ For the suppression of EMI in data and
signal lines
■ Sector windings
■ Wide frequency range over 500 MHz
■ Rated current 0.1 to .025 A
■ High quality toroidal core
DR221 Series Surface Mount Data Line Chokes
General Specifications
Electrical Specifications @ 25 °C
L1, L2
@ 10 kHz,
0.1 Vrms
(μH)
Freq.
Range
(MHz)
Impedance
(Ω)
Min.
11.0 +50 %/-30 %
100~500
450
Bourns
Part No.
DR221-113AE
RDC (Ω)
(Each Winding)
Max.
Typ.
Rated
Current
(mA)
0.18
0.13
250
DR221-223AE
22.0 +50 %/-30 %
40~300
900
0.23
0.17
250
DR221-333AE
33.0 +50 %/-30 %
30~250
1000
0.27
0.20
200
DR221-513AE
50.0 +50 %/-30 %
20~150
1400
0.32
0.24
200
DR221-474AE
470 +50 %/-30 %
2.5~60
1100
0.35
0.28
100
Rated Voltage ....... 50 Vdc/100 Vac (ref.)
Hipot (1 sec.) ........ 500 Vac/60 Hz, 3 mA
Operating Temperature....-40 to +125 °C
Storage Temperature .......-40 to +125 °C
Temperature Rise
.................25 °C max. at rated current
Resistance to Solder Heat
.................................... 260 °C 10 sec.
Moisture Sensitivity Level ..................... 1
ESD Classification (HBM)................. N/A
Materials
Product Dimensions
Recommended PCB Layout
6.00 ± 0.3
(.236 ± .012)
5.00 ± 0.3
(.197 ± .012)
0.60
(.024)
1
4
2
3
3.30 ± 0.3
(.130 ± .012)
2.70
(.106)
TYP.
1.27
(.050)
REF.
6.40
(.252)
REF.
DIMENSIONS:
3.30 ± 0.2
(.130 ± .008)
Core ..............................................Ferrite
Wire .... Enameled copper wire (Class F)
Base ..............................LCP (UL 94V-0)
Terminal ....................................Cu/Ni/Sn
Adhesive .............................. Epoxy resin
Weight ............................................... 2 g
Packaging .................... 500 pcs. per reel
Schematic
MM
(INCHES)
N1
1
How to Order
DR221 - 513 AE
3.10
(.122)
TYP.
4
2
3
N2
= POLARITY
Model
Value/Tolerance
See Model-Value Table
5.00 ± 0.3
(.197 ± .012)
2
3
1
4
0.40
(.016)
Termination
AE = Cu/Ni/Sn (Lead Free)
Solder Profile
300
Lead Free
Max. of 70 seconds > 200 °C
Max. of 50 seconds > 230 °C
Max. of 10 seconds > 255 °C
250
260 °C
Tin-Lead
Max. of 30 seconds > 200 °C
255 °C
230 °C
245 °C
200
(°C)
Typical Part Marking
Temperature
1.27
TYP.
(.050)
Lead Free
150
Tin-Lead
120 - 150 seconds
100
Ramp-down
5 °C/second maximum
113 = DR221-113AE
50
Ramp-up
4 °/second maximum
113
0
0
50
100
150
Time
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
200
250
300
(Seconds)
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
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.
DR221 Series Surface Mount Data Line Chokes
Impedance vs. Frequency
513AE
333AE
474AE
Impedance (Ohms)
1000
223AE
113AE
100
10
1
10
100
1000
Frequency (MHz)
Packaging Specifications
178.0
DIA.
(7.00)
2.0 ± 0.5
(.079 ± .020)
20.5
(.807)
COVER TAPE
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
50.0
(1.969)
13.0
DIA.
(.512)
EMBOSSED
CARRIER
18.0
(.709)
16.0
(.630)
1.75
(.069)
END
DIA.
1.55
(.061)
8
(.315)
4
(.157)
16.0
(.630)
113
0420
160
(6.300)
113
0420
113
0420
113
0420
113
0420
NO COMPONENT
START
NO COMPONENT
COMPONENTS
USER DIRECTION OF FEED
500 PCS. PER REEL
400
(15.748)
DIMENSIONS:
MM
(INCHES)
REV. 11/19
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.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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