CF18JT12R0 Equivalent & Substitute Parts

Part Overview

The CF18JT12R0 is a 12 Ohm ±5% 1/8W axial through-hole resistor manufactured by Stackpole Electronics Inc. This carbon film resistor features flame retardant coating and safety characteristics, designed for general-purpose electronic applications requiring reliable passive component performance across industrial and commercial temperature ranges.

The part maintains Active product status with ROHS3 compliance and REACH unaffected classification. Substitute parts are identified to address inventory availability, extended lead times, or application-specific requirements while maintaining electrical and mechanical compatibility.

Substiute Parts

CF18JT12R0

Stackpole Electronics IncIn Stock: 756CF18JT12R0 Datasheet

Current PartRFQ

CFM14JT12R0

Stackpole Electronics IncIn Stock: 8500CFM14JT12R0 Datasheet

UpgradeRFQ

CF18JA12R0

Stackpole Electronics IncIn Stock: 9000CF18JA12R0 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CF18JT12R0 are classified into two categories based on allowed electrical and mechanical parameters:

Upgrade Substitute (CFM14JT12R0): Maintains identical resistance value (12 Ohms), tolerance (±5%), composition (carbon film), package type (axial), and operating temperature range (-55°C to 155°C). The primary difference is increased power rating from 0.125W to 0.25W. This upgrade path is applicable when circuit requirements demand higher power dissipation capability while preserving all other electrical characteristics.

Parametric Equivalent (CF18JA12R0): Provides complete electrical and mechanical equivalence to the CF18JT12R0. All parameters including resistance, tolerance, power rating, composition, package type, and operating temperature range are identical. This substitute addresses inventory or supply chain considerations without any performance trade-offs.

Parameter Comparison

Engineering Selection Recommendations

CF18JA12R0 Selection: Choose this parametric equivalent when direct replacement is required without any design modifications. All electrical and mechanical specifications remain unchanged from the CF18JT12R0. This part is suitable for applications where component specifications are fixed and inventory substitution is the only consideration.

CFM14JT12R0 Selection: Select this upgrade substitute when circuit design permits increased power dissipation capability. The 0.25W rating provides enhanced thermal margin compared to the 0.125W specification of the main part. Both parts maintain identical resistance, tolerance, and operating temperature characteristics. This upgrade is applicable in designs where thermal stress reduction or component reliability enhancement is beneficial.

All substitute parts maintain Active product status, ROHS3 compliance, and REACH unaffected classification, ensuring regulatory and environmental compliance equivalent to the CF18JT12R0.

Frequently Asked Questions (FAQ)

Q: Can CF18JA12R0 be used as a direct replacement for CF18JT12R0? A: Yes. CF18JA12R0 is a parametric equivalent with identical resistance (12 Ohms), tolerance (±5%), power rating (0.125W), composition (carbon film), package type (axial), and operating temperature range (-55°C to 155°C). No circuit modifications are required.

Q: What is the primary difference between CF18JT12R0 and CFM14JT12R0? A: The CFM14JT12R0 has a higher power rating of 0.25W compared to the 0.125W rating of CF18JT12R0. All other electrical parameters including resistance value, tolerance, and operating temperature range remain identical.

Q: Can CFM14JT12R0 be used in place of CF18JT12R0? A: Yes, CFM14JT12R0 can be used as an upgrade substitute. The higher power rating provides additional thermal capability while maintaining all other electrical specifications. No circuit modifications are necessary, though the physical dimensions remain the same.

Q: Are all substitute parts ROHS3 compliant? A: Yes. CF18JA12R0 and CFM14JT12R0 are both ROHS3 compliant and REACH unaffected, matching the regulatory status of CF18JT12R0.

Q: What packaging format is used for these resistors? A: All three parts (CF18JT12R0, CFM14JT12R0, and CF18JA12R0) are supplied in Cut Tape (CT) packaging with axial through-hole configuration.

Q: Do the substitute parts have the same operating temperature range? A: Yes. All substitute parts operate across the identical temperature range of -55°C to 155°C with the same temperature coefficient of 0 / -400ppm/°C.