Bourns CFN-A resistors are metal foil resistors used primarily for current sensing applications. These resistors come in packages ranging from 0402 to 1206, and feature resistance ratings from 5mΩ to 40mΩ. Bourns CFN-A metal foil resistors come in both 5% and 1% tolerances. Applications for these current sensing resistors include power supplies, stepper motor drivers, and input amplifiers.
High power density
High reliability and stability
RoHS compliant and halogen-free
Stepper motor drives
0402, 0603, 0805, and 1206 packages
5mΩ to 40mΩ resistance values
1% and 5% tolerances
Operating temperature range
0402 package - 55°C to +125°C
All other packages - 55°C to +155°C
Bourns CFN Metal Foil Current Sense Chip Resistors
Improved heat dissipation and high reliability due to larger terminations and solder joint surfaces.