PCF2CT631R682K Equivalent & Substitute Parts

Part Overview

The PCF2CT631R682K is a 6.8 kOhms ±10% 2W through-hole resistor manufactured by KOA Speer Electronics, Inc. This leaded ceramic anti-pulse resistor is designed for automotive applications and meets AEC-Q200 qualification standards. The component features flame-proof construction, non-inductive design, and pulse-withstanding capability, making it suitable for demanding automotive environments. The part is currently in active production status with 926 pieces available in new original inventory.

Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same product series, allowing for interchangeability in circuit designs without performance degradation.

Substiute Parts

PCF2CT631R682K

KOA Speer Electronics, Inc.In Stock: 941PCF2CT631R682K Datasheet

Current PartRFQ

PCF2C682K

KOA Speer Electronics, Inc.In Stock: 1486PCF2C682K Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the PCF2CT631R682K is determined by strict equivalence across the following critical parameters:

• Resistance Value: 6.8 kOhms (exact match required)
• Tolerance: ±10% (exact match required)
• Power Rating: 2W (exact match required)
• Composition: Ceramic (exact match required)
• Package Configuration: Axial through-hole (exact match required)
• Operating Temperature Range: -40°C ~ 200°C (exact match required)
• Automotive Qualification: AEC-Q200 (exact match required)
• Physical Dimensions: 0.276" Dia x 0.748" L / 7.00mm x 19.00mm (exact match required)
• Regulatory Compliance: ROHS3 Compliant, REACH Unaffected (exact match required)

The substitute part PCF2C682K maintains identical electrical and mechanical specifications within the PCF series from KOA Speer Electronics, Inc., differing only in packaging designation (Tape & Reel format) while preserving all functional and environmental performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

Both PCF2CT631R682K and PCF2C682K are active production components from KOA Speer Electronics, Inc., manufactured within the PCF series. Selection between these parts is based on the following engineering criteria:

Electrical Equivalence: Both components deliver identical electrical performance with 6.8 kOhms resistance at ±10% tolerance and 2W power dissipation capability. Temperature coefficient specifications (-900 / -1900 ppm/°C) and operating temperature range (-40°C ~ 200°C) are identical, ensuring equivalent circuit behavior across all environmental conditions.

Automotive Compliance: Both parts satisfy AEC-Q200 automotive qualification requirements, flame-proof construction standards, and non-inductive pulse-withstanding specifications. This equivalence qualifies both components for direct substitution in automotive circuit applications.

Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current environmental and hazardous substance regulations without modification to design or procurement processes.

Physical Compatibility: Identical axial package configuration and physical dimensions (0.276" Dia x 0.748" L / 7.00mm x 19.00mm) ensure mechanical interchangeability on printed circuit boards without layout modifications.

Inventory Considerations: PCF2C682K maintains higher inventory availability (1458 pieces) compared to PCF2CT631R682K (926 pieces), which may influence procurement decisions based on supply chain requirements.

Frequently Asked Questions (FAQ)

Q: Can PCF2C682K be used as a direct replacement for PCF2CT631R682K in automotive applications?

A: Yes. Both components are electrically and mechanically equivalent with identical resistance values, tolerance, power ratings, temperature coefficients, operating temperature ranges, and AEC-Q200 automotive qualification. Physical dimensions and axial package configuration are identical, enabling direct substitution without circuit redesign.

Q: What is the difference between PCF2CT631R682K and PCF2C682K?

A: The components are functionally identical. The designation difference reflects packaging format variations within the same product series. Both maintain identical electrical specifications, automotive certifications, and physical dimensions.

Q: Are both parts ROHS3 compliant?

A: Yes. Both PCF2CT631R682K and PCF2C682K are ROHS3 compliant and REACH unaffected, meeting current environmental regulations for electronic component manufacturing and use.

Q: What is the operating temperature range for these resistors?

A: Both components operate across -40°C to 200°C, with temperature coefficients of -900 / -1900 ppm/°C, making them suitable for automotive environments with extended temperature extremes.

Q: Can these 2W ceramic resistors handle pulse conditions?

A: Yes. Both PCF2CT631R682K and PCF2C682K feature pulse-withstanding capability as part of their ceramic anti-pulse construction, enabling operation under transient voltage and current conditions typical in automotive circuits.

Q: What is the physical size of these axial resistors?

A: Both components measure 0.276 inches in diameter by 0.748 inches in length (7.00mm x 19.00mm), with two axial terminations for through-hole mounting on printed circuit boards.

Q: Are these components currently in production?

A: Yes. Both PCF2CT631R682K and PCF2C682K maintain active production status with new original inventory available from KOA Speer Electronics, Inc.