RC1005F1912CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F1912CS is a 19.1 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0402 (1005 Metric) package format. This surface mount device is rated for 0.063W (1/16W) power dissipation with a temperature coefficient of ±100ppm/°C and operates across the -55°C to 155°C temperature range. The component features moisture resistance and is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. As an active product with 973 pieces in current inventory, equivalent and substitute parts are identified for design flexibility, supply chain optimization, and application-specific requirements including automotive-grade alternatives.

Substiute Parts

RC1005F1912CS

Samsung Electro-MechanicsIn Stock: 985RC1005F1912CS Datasheet

Current PartRFQ

CR0402-FX-1912GLF

Bourns Inc.In Stock: 7026CR0402-FX-1912GLF Datasheet

DirectRFQ

RC0402FR-0719K1L

YAGEOIn Stock: 187148RC0402FR-0719K1L Datasheet

DirectRFQ

ERJ-2RKF1912X

Panasonic Electronic ComponentsIn Stock: 156053ERJ-2RKF1912X Datasheet

UpgradeRFQ

AC0402FR-0719K1L

YAGEOIn Stock: 65763AC0402FR-0719K1L Datasheet

SimilarRFQ

CRCW040219K1FKED

Vishay DaleIn Stock: 78430CRCW040219K1FKED Datasheet

SimilarRFQ

CRCW040219K1FKTD

Vishay DaleIn Stock: 21223CRCW040219K1FKTD Datasheet

SimilarRFQ

RMCF0402FT19K1

Stackpole Electronics IncIn Stock: 18521RMCF0402FT19K1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1005F1912CS is determined by strict equivalence across the following critical parameters: resistance value (19.1 kOhms), tolerance (±1%), package format (0402 / 1005 Metric), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). All identified substitute parts maintain these core electrical and mechanical specifications.

Substitute parts are categorized as follows:

Direct Equivalents maintain identical power rating (0.063W / 1/16W), packaging format (Tape & Reel or Cut Tape), and compliance certifications. These parts are pin-compatible and functionally interchangeable without circuit modification.

Upgrade Alternatives provide enhanced power rating (0.1W / 1/10W) or automotive-grade certification (AEC-Q200) while maintaining all other core parameters. These parts offer superior performance margins or qualification for regulated applications.

Similar Alternatives match all electrical specifications and package format but may include automotive certification or alternative packaging options. These parts are suitable for applications requiring specific compliance or supply chain sourcing.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (No Circuit Modification Required):

CR0402-FX-1912GLF (Bourns Inc.) and RC0402FR-0719K1L (YAGEO) are direct functional equivalents with identical electrical specifications and ROHS3 compliance. RC0402FR-0719K1L offers the highest inventory availability (187,072 pieces) and includes moisture resistance matching the original specification.

For Automotive Applications (AEC-Q200 Requirement):

AC0402FR-0719K1L (YAGEO), CRCW040219K1FKED (Vishay Dale), and RMCF0402FT19K1 (Stackpole Electronics Inc) are qualified to AEC-Q200 automotive standards while maintaining ROHS3 compliance and identical electrical parameters. These parts are suitable for automotive-grade circuit designs.

For Enhanced Power Margin:

ERJ-2RKF1912X (Panasonic Electronic Components) provides upgraded 0.1W (1/10W) power rating with AEC-Q200 automotive qualification and ROHS3 compliance. This part is appropriate for applications requiring higher thermal headroom or automotive qualification.

Compliance Consideration:

CRCW040219K1FKTD (Vishay Dale) is RoHS non-compliant and REACH-affected. This part is not suitable for applications requiring ROHS3 compliance or REACH compliance.

Frequently Asked Questions (FAQ)

Q: Can RC0402FR-0719K1L replace RC1005F1912CS directly in production?

A: Yes. RC0402FR-0719K1L maintains identical resistance (19.1 kOhms), tolerance (±1%), power rating (0.063W), package format (0402), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and ROHS3 compliance. The part is pin-compatible and requires no circuit modification.

Q: What is the difference between the main part and ERJ-2RKF1912X?

A: ERJ-2RKF1912X provides an upgraded power rating of 0.1W (1/10W) compared to the 0.063W rating of RC1005F1912CS. All other electrical specifications remain identical. This upgrade is suitable for applications requiring higher power dissipation capability or automotive AEC-Q200 qualification.

Q: Are all substitute parts ROHS3 compliant?

A: Seven of eight substitute parts are ROHS3 compliant. CRCW040219K1FKTD is RoHS non-compliant and REACH-affected and should not be used in applications requiring ROHS3 compliance.

Q: What packaging options are available for substitutes?

A: Substitute parts are available in Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® formats. Tape & Reel packaging is standard for high-volume production. Cut Tape & Digi-Reel® packaging is suitable for lower-volume or mixed-component orders.

Q: Which substitute offers the highest inventory availability?

A: RC0402FR-0719K1L (YAGEO) offers 187,072 pieces in current inventory, significantly higher than other alternatives.

Q: Can I use an automotive-grade part (AEC-Q200) in a non-automotive application?

A: Yes. Automotive-grade parts meet or exceed commercial-grade specifications and are fully compatible with non-automotive applications. AEC-Q200 qualification provides additional reliability assurance through enhanced qualification testing.

Q: What is the moisture sensitivity level for all parts?

A: All substitute parts maintain MSL 1 (Unlimited) moisture sensitivity rating, matching the original RC1005F1912CS specification. This rating indicates no moisture sensitivity restrictions for storage or handling.