Current Sense Resistors operate from -55 to +325°C.

Press Release Summary:

Featuring 0.8 and 1.00 mm terminations, PWR4413 Series is capable of up to 30 A continuous current and pulses up to 78 A. RoHS-compliant units feature resistance range of 0.01 to 0.1 W and short time overload capability of 5 x rated power for 5 seconds, making them suitable for industrial, automotive, and medical applications.

Original Press Release:

Bourns Announces New Series of Current Sense Resistors with High Overload Capability and Increased Operating Temperature Range

New Series of Sense Resistors are Rugged, Reliable and Capable of up to 30A of Continuous Current and Pulses Up to 78 Amperes

RIVERSIDE, Calif., September 8, 2009 - Bourns, Inc., a leading manufacturer and supplier of electronic components, today announced a new series of through-hole current sense resistors with high overload capability and a wide operating temperature range for improved reliability and longevity. Designated the Bourns® PWR4413 Series, the new resistors feature 0.8mm and 1.00mm terminations and are capable of up to 30A of continuous current and pulses up to 78 amperes. These current sense resistors are designed for applications that require tighter precision and higher operating temperatures and can be utilized as a drop-in replacement for other, less durable types of resistors. The Bourns® PWR4413 Series features low inductance, are RoHS compliant* and offer superior protection characteristics suitable for a broad range of products including industrial, automotive and medical applications.

"Bourns' new series of current sense resistors meet advanced application needs for higher overload capability and wider temperature ranges," said Cathal Sheehan, product marketing manager for Bourns' Resistive Products Division. "As a pioneer in the development of thickfilm resistors, Bourns is using the company's experience in engineering, manufacturing and quality assurance for the development of next-generation current sense resistors that meet growing industry demand for low inductance, higher operating temperatures and tighter precision that result in improved reliability and long product life."

Electrical Specifications:
Power Rating at 85° C     1 W, 3 W, 5 W
Resistance Range 0.01 to 0.1 ohms
Temperature Range - 55 ° to +325 °C degrees
Short Time Overload 5 x rated power for 5 seconds
Temperature Coefficient +900 ppm/°C to +60 ppm/°C**
Packaging 250 pcs./bag

Pricing and Availability

As a pricing reference, the Bourns® PWR4413 Series is priced from $0.70 in 50 piece quantities and are available now. For a complete list of model numbers, go to

About Bourns

Bourns, Inc. is a leading manufacturer and supplier of automotive sensors, circuit protection solutions, magnetic products, microelectronic modules, precision potentiometers, panel controls and encoders and resistive products. Headquartered in Riverside, CA, Bourns serves a broad range of markets, including telecommunications, computer, industrial, instrumentation, automotive, consumer, non-critical life support medical, audio and various other market segments. Bourns® products are manufactured according to ISO-9000 standards under Six Sigma quality programs. Additional company and product information is available at the company's website at

*RoHs Directive 2002/95/EC Jan 27 2003 including Annex.

** Dependent on resistor values

Bourns® and the Bourns logo are trademarks or registered trademarks of Bourns, Inc. and may be used publicly only with the permission of Bourns and require proper acknowledgement. Other listed names and brands are trademarks or registered trademarks of their respective owners.

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