Equivalent & Substitute Parts for RC2012F2433CS

Part Overview

The RC2012F2433CS is a 243 kOhms ±1% 0.125W chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package. This thick film resistor is designed for general-purpose applications requiring moisture resistance and operates across the temperature range of -55°C to 155°C. The part is currently in active production status with 713 units available in inventory. Substitute parts are necessary to address supply chain continuity, alternative sourcing preferences, or specific application requirements such as automotive qualification.

Substiute Parts

RC2012F2433CS

Samsung Electro-MechanicsIn Stock: 745RC2012F2433CS Datasheet

Current PartRFQ

RC0805FR-07243KL

YAGEOIn Stock: 4235RC0805FR-07243KL Datasheet

DirectRFQ

CRCW0805243KFKEA

Vishay DaleIn Stock: 20248CRCW0805243KFKEA Datasheet

SimilarRFQ

ERJ-6ENF2433V

Panasonic Electronic ComponentsIn Stock: 12078ERJ-6ENF2433V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F2433CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Resistance value: 243 kOhms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Package: 0805 (2012 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS compliance: ROHS3 Compliant
• MSL rating: 1 (Unlimited)

Allowable Variations:

• Manufacturer identity (different suppliers)
• Height-seated maximum (within 0.026" / 0.66mm specification)
• Series designation (RC, RC_L, CRCW, ERJ-6EN)
• Additional certifications (AEC-Q200 automotive qualification)

All substitute parts listed maintain identical electrical performance and physical compatibility while offering alternative sourcing options.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (Electrically and Mechanically Equivalent):

All four parts listed are functionally equivalent for standard applications. Selection among them is based on:

1. Supply Availability: CRCW0805243KFKEA (Vishay Dale) offers the highest inventory level at 20,219 units, followed by ERJ-6ENF2433V (Panasonic) at 12,032 units and RC0805FR-07243KL (YAGEO) at 4,206 units.

2. Automotive Applications: CRCW0805243KFKEA and ERJ-6ENF2433V carry AEC-Q200 automotive qualification. Use these parts for automotive or safety-critical applications requiring automotive-grade component certification.

3. Standard Industrial Applications: RC0805FR-07243KL and RC2012F2433CS are suitable for general industrial and consumer electronics without automotive requirements.

4. Physical Constraints: All parts fit within standard 0805 PCB footprints. Height variations (0.020" to 0.028") are within typical PCB assembly tolerances and do not affect functionality.

5. Regulatory Compliance: All parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring compatibility with modern manufacturing and environmental standards.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-07243KL replace RC2012F2433CS directly on the PCB?

A: Yes. Both parts share identical electrical specifications (243 kOhms ±1%, 0.125W, ±100ppm/°C) and the same 0805 (2012 Metric) package footprint. The height difference (0.024" vs 0.026") is within standard assembly tolerances and does not affect PCB placement or soldering.

Q: What is the difference between the Samsung and YAGEO versions?

A: The RC2012F2433CS (Samsung) and RC0805FR-07243KL (YAGEO) are electrically identical. Both are thick film resistors with identical resistance, tolerance, power rating, and temperature characteristics. The difference is manufacturer identity and series designation (RC vs RC_L). Selection is based on supply chain preference and availability.

Q: Should I use CRCW0805243KFKEA or ERJ-6ENF2433V for automotive applications?

A: Both CRCW0805243KFKEA (Vishay Dale) and ERJ-6ENF2433V (Panasonic) carry AEC-Q200 automotive qualification. Either part is suitable for automotive applications. Selection depends on supplier preference, lead time, and inventory availability. CRCW0805243KFKEA has higher stock levels (20,219 units).

Q: Are there any height restrictions that would prevent substitution?

A: No. All substitute parts have maximum seated heights between 0.020" and 0.028", which fall within standard 0805 package specifications. These variations do not affect PCB assembly, soldering, or component clearance in typical circuit designs.

Q: What does MSL Level 1 mean for these resistors?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture control requirements. These resistors do not require special dry-pack storage or baking procedures before soldering, simplifying inventory management and manufacturing logistics.

Q: Can I mix different manufacturers in the same production run?

A: Yes. All four parts are electrically and mechanically equivalent. Mixing manufacturers in the same PCB assembly is acceptable from an engineering standpoint. Verify with your procurement and quality assurance processes for any internal sourcing policies.

Q: What is the significance of the ±100ppm/°C temperature coefficient?

A: The ±100ppm/°C temperature coefficient indicates the resistor's resistance value will change by approximately 0.01% per degree Celsius across the -55°C to 155°C operating range. This specification is identical across all substitute parts and is suitable for general-purpose applications. For precision circuits requiring tighter temperature stability, higher-grade resistors with lower temperature coefficients would be required.