RC6432J222CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432J222CS is a 2.2 kOhms ±5% 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 1009 units in stock. Equivalent and substitute parts are identified based on matching or enhanced electrical and mechanical specifications within the 2512 package form factor.

Substiute Parts

RC6432J222CS

Samsung Electro-MechanicsIn Stock: 1100RC6432J222CS Datasheet

Current PartRFQ

35212K2FT

TE Connectivity Passive ProductIn Stock: 6650635212K2FT Datasheet

DirectRFQ

RC2512JK-072K2L

YAGEOIn Stock: 50165RC2512JK-072K2L Datasheet

DirectRFQ

AC2512FK-072K2L

YAGEOIn Stock: 13530AC2512FK-072K2L Datasheet

UpgradeRFQ

RC2512FK-072K2L

YAGEOIn Stock: 8667RC2512FK-072K2L Datasheet

UpgradeRFQ

RHC2512FT2K20

Stackpole Electronics IncIn Stock: 40765RHC2512FT2K20 Datasheet

UpgradeRFQ

AC2512JK-072K2L

YAGEOIn Stock: 4495AC2512JK-072K2L Datasheet

SimilarRFQ

CRCW25122K20FKEG

Vishay DaleIn Stock: 22884CRCW25122K20FKEG Datasheet

SimilarRFQ

CRM2512-FX-2201ELF

Bourns Inc.In Stock: 4828CRM2512-FX-2201ELF Datasheet

SimilarRFQ

RMCF2512FT2K20

Stackpole Electronics IncIn Stock: 10946RMCF2512FT2K20 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for RC6432J222CS is based on the following criteria:

Direct Equivalents maintain all electrical specifications (2.2 kOhms, ±5%, 1W) and mechanical compatibility (2512 package, thick film, moisture resistant, MSL 1, ROHS3).

Tolerance Upgrades provide tighter tolerance (±1% instead of ±5%) while maintaining 1W power rating and all other specifications. These are suitable where improved accuracy is beneficial without circuit redesign.

Power Upgrades increase power rating to 2W while maintaining 2.2 kOhms resistance and ±1% tolerance. These accommodate higher dissipation requirements in the same package footprint.

Automotive-Qualified Variants include AEC-Q200 certification in addition to base specifications, suitable for automotive and high-reliability applications.

All substitute parts share the following mandatory parameters with RC6432J222CS:

• Resistance: 2.2 kOhms
• Package: 2512 (6432 Metric)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature: -55°C to 155°C
• MSL: 1 (Unlimited)
• RoHS Status: ROHS3 Compliant

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Selection: RC2512JK-072K2L (YAGEO) is a direct equivalent maintaining all electrical and mechanical specifications of RC6432J222CS. This part is suitable for direct replacement with 50089 units in stock, providing high availability.

For Improved Tolerance Requirements: RC2512FK-072K2L, AC2512FK-072K2L, RMCF2512FT2K20, or CRCW25122K20FKEG provide ±1% tolerance while maintaining 1W power rating. These are applicable where circuit design requires tighter resistance accuracy without increasing power dissipation.

For Increased Power Dissipation: 35212K2FT, RHC2512FT2K20, or CRM2512-FX-2201ELF provide 2W power rating with ±1% tolerance. These accommodate higher current or voltage stress conditions within the same 2512 package footprint.

For Automotive Applications: AC2512JK-072K2L, AC2512FK-072K2L, RMCF2512FT2K20, CRCW25122K20FKEG, 35212K2FT, or RHC2512FT2K20 include AEC-Q200 automotive qualification. These are required for automotive-grade circuit implementations.

For Current Sensing Applications: CRM2512-FX-2201ELF is specified for current sense applications with 2W power rating and ±1% tolerance, suitable where the resistor functions as a precision current measurement element.

All recommended substitutes maintain ROHS3 compliance, MSL 1 rating, and -55°C to 155°C operating temperature range, ensuring regulatory and environmental compatibility with the original RC6432J222CS specification.

Frequently Asked Questions (FAQ)

Q: Can RC2512JK-072K2L replace RC6432J222CS directly? A: Yes. RC2512JK-072K2L is a direct equivalent with identical electrical specifications (2.2 kΩ, ±5%, 1W), package (2512), composition (thick film), and environmental ratings (MSL 1, ROHS3). Physical dimensions and thermal characteristics are compatible.

Q: What is the difference between ±5% and ±1% tolerance parts? A: Tolerance defines the maximum deviation from the nominal 2.2 kΩ resistance value. ±5% allows deviation up to ±110 Ohms; ±1% allows deviation up to ±22 Ohms. Tighter tolerance (±1%) is suitable for precision circuits requiring more accurate resistance values. Both are electrically compatible in the same circuit if tolerance requirements permit.

Q: Can I use a 2W part instead of the 1W RC6432J222CS? A: Yes. A 2W part (35212K2FT, RHC2512FT2K20, or CRM2512-FX-2201ELF) is a suitable upgrade. Higher power rating accommodates greater current or voltage stress without thermal degradation. The 2512 package dimensions remain identical, ensuring PCB compatibility. No circuit modification is required.

Q: What does AEC-Q200 certification mean? A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts with this certification (AC2512JK-072K2L, AC2512FK-072K2L, RMCF2512FT2K20, CRCW25122K20FKEG, 35212K2FT, RHC2512FT2K20) meet automotive reliability, temperature cycling, and failure rate requirements. These are mandatory for automotive circuit applications.

Q: Are all substitute parts in the same 2512 package? A: Yes. All listed substitute parts use the 2512 (6432 Metric) package. Physical footprint dimensions are within 0.248" to 0.252" length and 0.122" to 0.126" width, ensuring PCB pad compatibility. Height variation is 0.026" to 0.031", which does not affect standard assembly processes.

Q: What is MSL 1 rating? A: MSL (Moisture Sensitivity Level) 1 is the lowest moisture sensitivity classification. Parts with MSL 1 have unlimited shelf life and require no special moisture control during storage or handling. All listed parts maintain MSL 1 rating, ensuring identical moisture management requirements.

Q: Can I substitute RC6432J222CS with CRM2512-FX-2201ELF? A: Yes, with application consideration. CRM2512-FX-2201ELF provides 2W power, ±1% tolerance, and is specified for current sense applications. It is electrically and mechanically compatible. Use this part only if the circuit application requires current sensing functionality or higher power dissipation.

Q: What is the temperature coefficient significance? A: Temperature coefficient ±100ppm/°C indicates resistance change rate with temperature. All listed parts share this specification, ensuring identical thermal stability across the -55°C to 155°C operating range. No thermal performance difference exists between RC6432J222CS and any substitute.

Q: Which substitute has the highest inventory availability? A: 35212K2FT (TE Connectivity) has 66455 units in stock, the highest availability among all substitutes. RC2512JK-072K2L (YAGEO) has 50089 units. Both provide excellent supply continuity for high-volume applications.

Q: Are all parts ROHS3 compliant? A: Yes. RC6432J222CS and all listed substitutes are ROHS3 compliant, meeting EU Restriction of Hazardous Substances regulations. No compliance difference exists between the main part and any substitute.