0.62
(.024)
DIA.
5.0
(.197)
11.2
(.441)
MAX.
5.0
(.197)
8.0
(.315)
MAX.
Features
■ Formerly model
■ Current rating up to 200 mA
■ Inductance range: 100 µH to 33,000 µH
■ High Q
■ RoHS compliant*
Applications
■ DC/DC converters
■ Power supplies
■ Desktop notebooks
■ Output chokes
RL187 Series - Radial Lead RF Choke
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications
Electrical Specifi cations (@ 25 °C)
Test Frequency SRF DCR
Part Inductance Q (MHz) (Ω) I dc
Number (µH) Tol. (Min.) L Q Typ. Max. (mA)
RL187-101J-RC 100 ±5 % 80 796 KHz 796 KHz 5.3 2.0 200
RL187-121J-RC 120 ±5 % 80 796 KHz 796 KHz 4.5 2.0 200
RL187-151J-RC 150 ±5 % 80 796 KHz 796 KHz 3.8 2.0 200
RL187-181J-RC 180 ±5 % 80 796 KHz 796 KHz 3.3 3.0 200
RL187-221J-RC 220 ±5 % 80 796 KHz 796 KHz 2.9 3.0 200
RL187-271J-RC 270 ±5 % 80 796 KHz 796 KHz 2.6 3.0 200
RL187-331J-RC 330 ±5 % 80 796 KHz 796 KHz 2.3 4.0 200
RL187-391J-RC 390 ±5 % 80 796 KHz 796 KHz 2.1 4.0 200
RL187-471J-RC 470 ±5 % 80 796 KHz 796 KHz 1.9 4.0 200
RL187-561J-RC 560 ±5 % 80 796 KHz 796 KHz 1.7 4.0 200
RL187-681J-RC 680 ±5 % 80 796 KHz 796 KHz 1.6 4.0 200
RL187-821J-RC 820 ±5 % 80 796 KHz 796 KHz 1.4 6.0 200
RL187-102J-RC 1000 ±5 % 90 252 KHz 252 KHz 1.3 6.0 150
RL187-122J-RC 1200 ±5 % 90 252 KHz 252 KHz 1.2 9.0 150
RL187-152J-RC 1500 ±5 % 90 252 KHz 252 KHz 1.1 9.0 150
RL187-182J-RC 1800 ±5 % 90 252 KHz 252 KHz 1.0 9.0 100
RL187-222J-RC 2200 ±5 % 90 252 KHz 252 KHz 0.9 13 100
RL187-272J-RC 2700 ±5 % 90 252 KHz 252 KHz 0.8 13 100
RL187-332J-RC 3300 ±5 % 90 252 KHz 252 KHz 0.7 13 100
RL187-392J-RC 3900 ±5 % 90 252 KHz 252 KHz 0.6 13 50
RL187-472J-RC 4700 ±5 % 90 252 KHz 252 KHz 0.6 18 50
RL187-562J-RC 5600 ±5 % 90 252 KHz 252 KHz 0.5 18 50
RL187-682J-RC 6800 ±5 % 90 252 KHz 252 KHz 0.5 26 50
RL187-822J-RC 8200 ±5 % 90 252 KHz 252 KHz 0.4 26 50
RL187-103J-RC 10,000 ±5 % 100 79.6 KHz 79.6 KHz 0.4 40 40
RL187-123J-RC 12,000 ±5 % 100 79.6 KHz 79.6 KHz 0.4 40 40
RL187-153J-RC 15,000 ±5 % 100 79.6 KHz 79.6 KHz 0.4 60 40
RL187-183J-RC 18,000 ±5 % 100 79.6 KHz 79.6 KHz 0.3 60 30
RL187-223J-RC 22,000 ±5 % 100 79.6 KHz 79.6 KHz 0.3 80 30
RL187-273J-RC 27,000 ±5 % 100 79.6 KHz 79.6 KHz 0.3 80 30
RL187-333J-RC 33,000 ±5 % 100 79.6 KHz 79.6 KHz 0.3 80 30
DIMENSIONS:
MM
(INCHES)
General Specifi cations
Rated Current ......Inductance drop 10 %
Operating Temperature
................................-55 °C to +105 °C
Storage Temperature
................................-55 °C to +105 °C
Materials
Core Material ................................Ferrite
Wire ...........................Enameled copper
Terminal Coating.................................Sn
Marking
............Value code on side of inductor
Packaging
Standard ...................... 100 pcs. per bag
Product Dimensions
How To Order
RL187 - 472J - RC
Model
Value/Tolerance Code (see table)
Compliance Code
RC = RoHS Compliant
Example:
RL187-472J-RC = 4700 µH, ±5 %
REV. 02/09
Electrical Schematic
