RC2012F34R0CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F34R0CS is a 34 Ohm ±1% 0.125W (1/8W) chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This thick film, moisture-resistant component operates across -55°C to 155°C and maintains ROHS3 compliance with MSL 1 rating. The part is currently in active production status with 871 pieces available in inventory. Equivalent and substitute parts are identified to support procurement flexibility, supply chain continuity, and application-specific requirements such as automotive qualification or alternative sourcing options.

Key Parameters

Parameter	Value
Resistance	34 Ohms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Packaging	Tape & Reel (TR)

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F34R0CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 34 Ohms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Package / Case: 0805 (2012 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
Moisture Sensitivity Level: 1 (Unlimited)
RoHS compliance: ROHS3 Compliant

All identified substitute parts meet these mandatory parameters. Physical dimensions (length, width, height) remain within acceptable tolerances across all alternatives. The substitute parts are grouped into two categories:

Direct Equivalent (Functionally Identical): RC0805FR-0734RL (YAGEO) maintains identical electrical and environmental specifications with moisture-resistant thick film construction.

Similar Parts with Extended Qualification (Automotive-Rated): CRCW080534R0FKEA (Vishay Dale) and ERJ-6ENF34R0V (Panasonic Electronic Components) include AEC-Q200 automotive qualification in addition to base specifications, suitable for applications requiring automotive-grade reliability.

Parameter Comparison

Parameter	RC2012F34R0CS (Samsung)	RC0805FR-0734RL (YAGEO)	CRCW080534R0FKEA (Vishay Dale)	ERJ-6ENF34R0V (Panasonic)
Resistance	34 Ohms	34 Ohms	34 Ohms	34 Ohms
Tolerance	±1%	±1%	±1%	±1%
Power Rating	0.125W	0.125W	0.125W	0.125W
Package	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Automotive Qualification	Not specified	Not specified	AEC-Q200	AEC-Q200
Height - Seated (Max)	0.026" (0.66mm)	0.024" (0.60mm)	0.020" (0.50mm)	0.028" (0.70mm)
Inventory Status	871 Pcs	15207 Pcs	12955 Pcs	46418 Pcs

Engineering Selection Recommendations

RC0805FR-0734RL (YAGEO RC_L Series) is the direct functional equivalent to RC2012F34R0CS. Both parts share identical electrical specifications, environmental ratings, and moisture-resistant thick film construction. Selection of this substitute is appropriate for general-purpose applications where Samsung-specific sourcing is unavailable. Higher inventory availability (15207 units) supports consistent supply.

CRCW080534R0FKEA (Vishay Dale CRCW Series) and ERJ-6ENF34R0V (Panasonic ERJ-6EN Series) are suitable substitutes for applications requiring AEC-Q200 automotive qualification. These parts maintain all base electrical and environmental specifications while adding automotive-grade reliability certification. Selection is appropriate for automotive, industrial, or mission-critical applications where enhanced qualification is specified. Panasonic ERJ-6ENF34R0V offers the highest inventory availability (46418 units).

All substitute parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with identical HTSUS coding (8533.21.0030), ensuring regulatory and trade compliance equivalence.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-0734RL replace RC2012F34R0CS in any application?

A: RC0805FR-0734RL is a direct functional equivalent. All electrical parameters, environmental ratings, and package specifications are identical. Substitution is valid for applications where Samsung-specific sourcing is not mandated.

Q: What is the difference between the direct equivalent and automotive-rated substitutes?

A: RC0805FR-0734RL matches the base specifications of RC2012F34R0CS without automotive qualification. CRCW080534R0FKEA and ERJ-6ENF34R0V include AEC-Q200 automotive qualification, suitable for applications requiring enhanced reliability certification. All three parts meet the same electrical and environmental specifications.

Q: Are there physical dimension differences between these parts?

A: All parts conform to 0805 (2012 Metric) package dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm). Seated height varies slightly: RC2012F34R0CS 0.026" (0.66mm), RC0805FR-0734RL 0.024" (0.60mm), CRCW080534R0FKEA 0.020" (0.50mm), ERJ-6ENF34R0V 0.028" (0.70mm). These variations remain within standard PCB assembly tolerances.

Q: Do all substitute parts have the same moisture sensitivity rating?

A: All parts, including RC2012F34R0CS and its substitutes, carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage or handling.

Q: Which substitute offers the best supply availability?

A: ERJ-6ENF34R0V (Panasonic) has the highest inventory at 46418 units. RC0805FR-0734RL (YAGEO) provides 15207 units, and CRCW080534R0FKEA (Vishay Dale) has 12955 units available.

Q: Are all parts RoHS3 compliant?

A: All parts listed are ROHS3 compliant and REACH unaffected, ensuring regulatory equivalence for environmental and trade compliance requirements.

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