*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
DR331 Series Surface Mount Data Line Chokes
Features
RoHS compliant*
Bifilar or sector windings
Wide frequency range over 1000 MHz
Rated current 0.2 to 0.5A
Open construction is more economical
than DR332 Series
Applications
For the suppression of EMI in data and
signal lines, e.g. CAN Bus
Product Dimensions Recommended PCB Layout
Electrical Characteristics (@ 25
°
C)
L (1-4) LL (1-4)
Bourns @ 100 kHz, @ 100 kHz, RDC (
Ω
) Rated
Part 0.1 Vrms 0.1 Vrms (Winding) Current
Number (µH) (Typ.) (2-3 Short) Max. Max. Winding
DR331-113BE 11.0 ±25 % 0.05 µH 0.12 0.5 A Bifilar
DR331-253AE 25.0 ±25 % 1.50 µH 0.20 0.5 A Sector
DR331-513AE 51.0 ±25 % 2.00 µH 0.30 0.5 A Sector
DR331-513BE 51.0 ±25 % 0.60 µH 0.30 0.5 A Bifilar
DR331-104AE 100.0 ±25 % 0.85 µH 0.10 0.5 A Sector
DR331-474BE 470.0 ±25 % 0.28 µH 0.28 0.5 A Bifilar
DR331-105BE 1000.0 ±25 % 0.29 µH 0.40 0.5 A Bifilar
DR331-225BE 2200.0 ±25 % 0.30 µH 0.70 0.3 A Bifilar
DR331-475BE 4700.0 ±25 % 0.30 µH 0.70 0.2 A Bifilar
Rated Voltage ..................80 Vdc/42 Vac
Hipot (1 sec.)..........250 Vac/60 Hz, 3 mA
*Operating Temperature ..-40 to +135 °C
*Storage Temperature ......-40 to +135 °C
Temperature Rise
..................30 °C max. at rated current
Resistance to Solder Heat
......................................260 °C 10 sec.
Core ..............................................Ferrite
Wire ......Enameled copper wire (Class F)
Base ........................Phenolic (UL 94V-0)
Terminal ....................................Cu/Ni/Sn
Adhesive................................Epoxy resin
Packaging ..................1500 pcs. per reel
