RC1005F3242CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F3242CS is a 32.4 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0402 (1005 Metric) package format. This component is rated for 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified to address supply chain requirements, inventory availability, packaging preferences, or application-specific certifications such as automotive AEC-Q200 qualification.

Substiute Parts

RC1005F3242CS

Samsung Electro-MechanicsIn Stock: 903RC1005F3242CS Datasheet

Current PartRFQ

CR0402-FX-3242GLF

Bourns Inc.In Stock: 62198CR0402-FX-3242GLF Datasheet

DirectRFQ

RC0402FR-0732K4L

YAGEOIn Stock: 45180RC0402FR-0732K4L Datasheet

DirectRFQ

ERJ-2RKF3242X

Panasonic Electronic ComponentsIn Stock: 35344ERJ-2RKF3242X Datasheet

UpgradeRFQ

AC0402FR-0732K4L

YAGEOIn Stock: 19130AC0402FR-0732K4L Datasheet

SimilarRFQ

CRCW040232K4FKED

Vishay DaleIn Stock: 10312CRCW040232K4FKED Datasheet

SimilarRFQ

CRCW040232K4FKTD

Vishay DaleIn Stock: 10722CRCW040232K4FKTD Datasheet

SimilarRFQ

RMCF0402FT32K4

Stackpole Electronics IncIn Stock: 271592RMCF0402FT32K4 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F3242CS are classified based on strict electrical and mechanical parameter matching:

Direct Equivalents share identical electrical specifications (32.4 kOhms, ±1% tolerance, 0.063W power rating, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range) and mechanical form factor (0402 package, 2 terminations). These parts are interchangeable without circuit redesign.

Upgrade Substitutes maintain all electrical parameters but feature enhanced power rating (0.1W instead of 0.063W) or automotive-grade certifications (AEC-Q200). These provide superior performance margins or qualification for regulated applications.

Similar Substitutes match all core electrical and mechanical parameters but may differ in packaging format (Tape & Reel versus Cut Tape), feature set (automotive certification, moisture resistance), or compliance status (RoHS, REACH). Selection depends on application requirements and supply chain constraints.

The following parameters determine substitution eligibility:

• Resistance value: 32.4 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package: 0402 (1005 Metric) (exact match required)
• Temperature range: -55°C to 155°C (exact match required)
• Temperature coefficient: ±100ppm/°C (exact match required)
• Composition: Thick Film (exact match required)

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

• CR0402-FX-3242GLF (Bourns Inc.) provides direct electrical equivalence with ROHS3 compliance. Selection is appropriate when Tape & Reel packaging is preferred over Cut Tape.
• RC0402FR-0732K4L (YAGEO) offers direct equivalence with moisture-resistant construction matching the original part. Available in both Cut Tape and Digi-Reel® formats.

For Automotive Applications (AEC-Q200 Certification):

• ERJ-2RKF3242X (Panasonic Electronic Components) provides automotive-grade qualification with enhanced 0.1W power rating, suitable for applications requiring AEC-Q200 certification with improved thermal margin.
• AC0402FR-0732K4L (YAGEO) combines automotive AEC-Q200 certification with moisture-resistant construction and ROHS3 compliance.
• CRCW040232K4FKED (Vishay Dale) delivers automotive AEC-Q200 qualification with ROHS3 compliance and Cut Tape packaging option.
• RMCF0402FT32K4 (Stackpole Electronics Inc) offers automotive AEC-Q200 certification with ROHS3 compliance and highest inventory availability (271,513 pcs).

Compliance Considerations:

• CRCW040232K4FKTD (Vishay Dale) is RoHS non-compliant and REACH-affected; use only in applications where legacy compliance status is acceptable.
• All other substitutes maintain ROHS3 compliance and REACH unaffected status, matching the original part's regulatory standing.

Inventory and Packaging:

• RMCF0402FT32K4 offers the highest stock level (271,513 pcs) for high-volume procurement.
• CR0402-FX-3242GLF (Bourns Inc.) provides 62,143 pcs in Tape & Reel format.
• RC0402FR-0732K4L (YAGEO) supplies 45,100 pcs with flexible packaging options.

Frequently Asked Questions (FAQ)

Q: Can ERJ-2RKF3242X replace RC1005F3242CS in all applications?

A: ERJ-2RKF3242X is electrically and mechanically compatible. The 0.1W power rating (versus 0.063W in the original) provides additional thermal margin. The automotive AEC-Q200 certification qualifies this part for regulated applications. Use in non-automotive circuits is acceptable; the enhanced rating does not create incompatibility.

Q: What is the difference between Cut Tape (CT) and Tape & Reel (TR) packaging?

A: Cut Tape packaging supplies individual components on carrier tape, suitable for manual assembly or small-batch production. Tape & Reel packaging provides continuous reel format optimized for automated pick-and-place assembly. Both formats contain identical components; selection depends on assembly process requirements.

Q: Is CRCW040232K4FKTD suitable for new designs?

A: CRCW040232K4FKTD is RoHS non-compliant and REACH-affected. This part is suitable only for legacy product support or applications where regulatory compliance is not required. For new designs, select ROHS3-compliant alternatives such as CRCW040232K4FKED, RMCF0402FT32K4, or AC0402FR-0732K4L.

Q: Does moisture-resistant construction affect electrical performance?

A: Moisture-resistant construction (present in RC1005F3242CS, RC0402FR-0732K4L, and AC0402FR-0732K4L) does not alter electrical specifications. All parts maintain ±1% tolerance, ±100ppm/°C temperature coefficient, and identical resistance value. Moisture resistance improves reliability in humid environments but does not change circuit behavior.

Q: Can I use automotive AEC-Q200 parts in consumer applications?

A: Yes. Automotive AEC-Q200 certification indicates enhanced qualification testing and reliability standards. Using AEC-Q200 parts in consumer applications introduces no incompatibility; the parts are electrically and mechanically identical to non-certified equivalents and provide superior reliability margins.

Q: What determines whether a substitute is acceptable for my circuit?

A: Substitution eligibility is determined by exact matching of: resistance value (32.4 kOhms), tolerance (±1%), package format (0402), operating temperature range (-55°C to 155°C), and temperature coefficient (±100ppm/°C). All listed substitutes meet these criteria. Additional selection factors include packaging format preference, compliance requirements (RoHS, REACH, AEC-Q200), and inventory availability.

Q: Are there any height or dimensional differences between substitutes?

A: All substitutes maintain 0402 (1005 Metric) package dimensions: 0.039" L × 0.020" W (1.00mm × 0.50mm). Maximum seated height is 0.016" (0.40mm) for all parts except AC0402FR-0732K4L, which specifies 0.015" (0.37mm). This minor height variation (0.001") does not affect PCB layout or assembly compatibility.