RNF14BBC143K

Overview

The RNF14BBC143K is a precision metal film axial leaded resistor manufactured by Stackpole Electronics Inc. It features a resistance value of 143 kOhms with a tolerance of ±0.1%. The component has a power rating of 0.25W (1/4W) and operates within a temperature range of -55°C to +155°C. It utilizes a flame-retardant coating for safety and is RoHS compliant.

Feature Summary

• Precision metal film construction ensures superior electrical stability and low temperature coefficient performance.
• Standard flame-retardant coating provides enhanced safety and fire resistance characteristics.
• Designed for through-hole mounting with an axial leaded package suitable for automated insertion.

Applications

• General purpose electronic circuits requiring high precision resistance values
• Industrial control systems demanding stable performance across wide temperature ranges
• Test and measurement equipment utilizing precision reference resistors

Procurement Notes

Verify the specific suffix codes against official datasheets to confirm tolerance and temperature coefficient ratings, as variations exist within the RNF series. Confirm RoHS compliance status directly with the manufacturer or authorized distributors prior to procurement to ensure adherence to current environmental regulations.

Selection Notes

Select this component when high precision (±0.1%) and thermal stability are required in through-hole applications. Ensure the circuit design accommodates the 0.25W power rating and verify that the axial form factor fits the PCB layout constraints compared to surface mount alternatives.

Part Context

This part belongs to the RNF/RNMF series of general-purpose metal film resistors from Stackpole Electronics. The series is characterized by precision specifications and standard flame-retardant coatings, serving as a reliable passive component solution for various electronic assemblies requiring consistent resistive performance.

Replacement Considerations

Direct parameter-equivalent substitutes include RNF14BAC143K and RNF14BAE143K from Stackpole Electronics. Cross-manufacturer equivalents such as YR1B143KCC from TE Connectivity may also serve as functional replacements if mechanical and electrical specifications align.