RC6432F751CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F751CS is a 750 Ohms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film, moisture-resistant component operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently active in production with 966 pieces in stock. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size and termination count), and environmental performance characteristics (temperature coefficient, operating range, moisture resistance).

Substiute Parts

RC6432F751CS

Samsung Electro-MechanicsIn Stock: 988RC6432F751CS Datasheet

Current PartRFQ

RC2512FK-07750RL

YAGEOIn Stock: 2116RC2512FK-07750RL Datasheet

DirectRFQ

AC2512FK-07750RL

YAGEOIn Stock: 1884AC2512FK-07750RL Datasheet

UpgradeRFQ

CRCW2512750RFKEG

Vishay DaleIn Stock: 24770CRCW2512750RFKEG Datasheet

SimilarRFQ

CRCW2512750RFKEGHP

Vishay DaleIn Stock: 7064CRCW2512750RFKEGHP Datasheet

SimilarRFQ

ERJ-1TNF7500U

Panasonic Electronic ComponentsIn Stock: 6803ERJ-1TNF7500U Datasheet

SimilarRFQ

RMCF2512FT750R

Stackpole Electronics IncIn Stock: 12740RMCF2512FT750R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC6432F751CS are qualified based on the following criteria:

Electrical Equivalence: All substitute parts maintain 750 Ohms resistance with ±1% tolerance and ±100ppm/°C temperature coefficient. Power rating equivalence is maintained at 1W for direct substitutes, with one upgrade option at 1.5W.

Mechanical Compatibility: All parts use the 2512 (6432 Metric) package with 2 terminations. Physical dimensions remain within acceptable tolerances for PCB footprint compatibility.

Environmental Performance: All substitutes operate across the -55°C to 155°C temperature range, feature thick film composition, and maintain moisture resistance. All are ROHS3 compliant with MSL 1 rating.

Substitution Categories:

• Direct Substitutes: RC2512FK-07750RL (YAGEO), RMCF2512FT750R (Stackpole), CRCW2512750RFKEG (Vishay Dale), ERJ-1TNF7500U (Panasonic)
• Upgrade Option: AC2512FK-07750RL (YAGEO) - adds AEC-Q200 automotive qualification
• Enhanced Performance: CRCW2512750RFKEGHP (Vishay Dale) - increases power rating to 1.5W and adds pulse withstanding capability with AEC-Q200 qualification

Parameter Comparison

Engineering Selection Recommendations

For Standard Applications: RC2512FK-07750RL (YAGEO) and RMCF2512FT750R (Stackpole) provide direct electrical and mechanical equivalence to the RC6432F751CS with active product status and substantial inventory availability.

For Automotive Applications: AC2512FK-07750RL (YAGEO) and CRCW2512750RFKEG (Vishay Dale) are qualified to AEC-Q200 automotive standards while maintaining all electrical specifications. These parts are suitable for automotive-grade circuit designs.

For Enhanced Reliability: CRCW2512750RFKEGHP (Vishay Dale) offers increased power rating (1.5W) and pulse withstanding capability with AEC-Q200 qualification. This part accommodates higher transient stress conditions while maintaining the same resistance and tolerance specifications.

Avoid for New Designs: ERJ-1TNF7500U (Panasonic) carries "Not For New Designs" status despite meeting all electrical and mechanical requirements. This designation indicates the manufacturer is phasing out this product line.

Frequently Asked Questions (FAQ)

Q: Can RC2512FK-07750RL replace RC6432F751CS directly?

A: Yes. Both parts share identical electrical specifications (750 Ω ±1%, 1W, ±100ppm/°C), operate across -55°C to 155°C, use the 2512 package with 2 terminations, and are ROHS3 compliant with MSL 1 rating. Physical dimensions are within acceptable tolerance for PCB footprint compatibility.

Q: What is the difference between CRCW2512750RFKEG and CRCW2512750RFKEGHP?

A: Both parts are manufactured by Vishay Dale in the 2512 package with 750 Ω ±1% specifications and AEC-Q200 qualification. The primary difference is power rating: CRCW2512750RFKEG is rated 1W, while CRCW2512750RFKEGHP is rated 1.5W and includes pulse withstanding capability. The RFKEGHP variant is suitable for applications requiring higher transient stress tolerance.

Q: Why does AC2512FK-07750RL have higher inventory than RC6432F751CS?

A: AC2512FK-07750RL is the automotive-qualified variant from YAGEO's AC series. Higher inventory reflects broader market demand for AEC-Q200 qualified components in automotive and industrial applications. Both parts are electrically equivalent.

Q: Is ERJ-1TNF7500U suitable for new product designs?

A: No. ERJ-1TNF7500U carries "Not For New Designs" status from Panasonic, indicating product line discontinuation. Although currently in stock and electrically equivalent, this part should not be selected for new designs due to long-term availability risk.

Q: Are all substitute parts moisture resistant like the original RC6432F751CS?

A: The RC6432F751CS explicitly specifies moisture resistance. Among substitutes, RC2512FK-07750RL also explicitly specifies moisture resistance. CRCW2512750RFKEG, CRCW2512750RFKEGHP, ERJ-1TNF7500U, and RMCF2512FT750R do not explicitly list moisture resistance in their specifications, though all are thick film compositions with MSL 1 rating. For applications requiring confirmed moisture resistance, RC2512FK-07750RL or the original RC6432F751CS are recommended.

Q: Can CRCW2512750RFKEGHP be used in place of RC6432F751CS in all applications?

A: CRCW2512750RFKEGHP maintains electrical equivalence (750 Ω ±1%, ±100ppm/°C, -55~155°C operating range) and mechanical compatibility (2512 package, 2 terminations). The 1.5W power rating exceeds the 1W requirement, providing additional margin. However, verify that the application circuit design accommodates the higher power rating and pulse withstanding features, as these may introduce different thermal or electrical characteristics in specific circuit topologies.