RC1005F1151CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F1151CS is a 1.15 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This surface mount device is rated for 0.063W (1/16W) power dissipation and operates across the temperature range of -55°C to 155°C. The component features moisture resistance and maintains a temperature coefficient of ±100ppm/°C. With active product status and ROHS3 compliance, this resistor serves as a standard passive component in consumer and industrial electronics. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility.

Key Parameters

Parameter	Value
Resistance	1.15 kOhms
Tolerance	±1%
Power Rating	0.063W (1/16W)
Package / Case	0402 (1005 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

Substitute parts for the RC1005F1151CS are classified based on strict electrical and mechanical parameter matching. The primary substitution criteria are:

Critical Parameters for Substitution:

Resistance value: 1.15 kOhms
Tolerance: ±1%
Package format: 0402 (1005 Metric)
Physical dimensions: 0.039" L x 0.020" W (1.00mm x 0.50mm)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
Moisture Sensitivity Level: 1 (Unlimited)
Composition: Thick Film

Substitution Categories:

Direct Equivalents maintain identical electrical specifications and power rating (0.063W / 1/16W) with full parameter alignment.

Upgrade Options provide enhanced power rating (0.1W / 1/10W) or automotive-grade certifications (AEC-Q200) while maintaining all other core specifications.

Compliance Variants differ only in regulatory status (RoHS or REACH compliance) but retain identical electrical and mechanical characteristics.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Features	RoHS Status	Product Status
RC1005F1151CS	Samsung Electro-Mechanics	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	ROHS3 Compliant	Active
CR0402-FX-1151GLF	Bourns Inc.	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	—	ROHS3 Compliant	Active
RC0402FR-071K15L	YAGEO	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	ROHS3 Compliant	Active
ERJ-2RKF1151X	Panasonic Electronic Components	1.15 kΩ	±1%	0.1	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active
CRCW04021K15FKED	Vishay Dale	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active
CRCW04021K15FKTD	Vishay Dale	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	RoHS non-compliant	Active
RMCF0402FT1K15	Stackpole Electronics Inc	1.15 kΩ	±1%	0.063	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active

Engineering Selection Recommendations

Direct Equivalent Selection:

CR0402-FX-1151GLF (Bourns Inc.) and RC0402FR-071K15L (YAGEO) function as direct electrical equivalents to the RC1005F1151CS. Both maintain identical resistance, tolerance, power rating, and temperature specifications. RC0402FR-071K15L additionally features moisture resistance matching the original part. Both are ROHS3 compliant with active product status and unlimited moisture sensitivity rating.

Upgrade Option:

ERJ-2RKF1151X (Panasonic Electronic Components) provides enhanced power rating of 0.1W (1/10W) compared to the original 0.063W specification. This part includes automotive AEC-Q200 certification and maintains all other electrical parameters. Selection of this upgrade is appropriate for applications requiring higher thermal margin or automotive-grade reliability.

Automotive-Grade Alternatives:

CRCW04021K15FKED (Vishay Dale) and RMCF0402FT1K15 (Stackpole Electronics Inc) both provide automotive AEC-Q200 certification while maintaining the original 0.063W power rating and all electrical specifications. Both are ROHS3 compliant. These parts are suitable for automotive and industrial applications requiring AEC-Q200 qualification.

Compliance Consideration:

CRCW04021K15FKTD (Vishay Dale) is electrically and mechanically identical to CRCW04021K15FKED but carries RoHS non-compliant and REACH Affected status. This part should be selected only when legacy component specifications or specific supply chain requirements mandate non-compliant status.

Frequently Asked Questions (FAQ)

Q: Can RC0402FR-071K15L directly replace RC1005F1151CS in existing designs?

A: Yes. RC0402FR-071K15L matches all critical electrical parameters (1.15 kΩ ±1%, 0.063W, ±100ppm/°C) and physical dimensions (0402 package). Both feature moisture resistance and ROHS3 compliance. No circuit modifications are required.

Q: What is the difference between the 0.063W and 0.1W power-rated options?

A: ERJ-2RKF1151X is rated for 0.1W (1/10W) power dissipation compared to 0.063W (1/16W) for the original part. The 0.1W rating provides higher thermal capacity and is suitable for applications with greater power dissipation requirements. All other electrical specifications remain identical. The 0402 package dimensions are unchanged.

Q: Are automotive AEC-Q200 parts suitable for non-automotive applications?

A: Yes. Automotive-grade parts (CRCW04021K15FKED, RMCF0402FT1K15, ERJ-2RKF1151X) meet or exceed standard commercial specifications and are fully compatible with non-automotive circuits. AEC-Q200 certification indicates enhanced reliability testing and is not restrictive for general use.

Q: Why is CRCW04021K15FKTD marked as RoHS non-compliant?

A: CRCW04021K15FKTD carries RoHS non-compliant status and REACH Affected designation, distinguishing it from the ROHS3 compliant variant CRCW04021K15FKED. Both are electrically and mechanically identical. Selection depends on regulatory requirements of the end application and supply chain specifications.

Q: Can these substitute parts be used interchangeably in high-reliability applications?

A: All listed substitute parts maintain identical electrical specifications and operating temperature ranges. Interchangeability is determined by specific application requirements including regulatory compliance (RoHS/REACH status), reliability certifications (AEC-Q200), and power dissipation margins. Verify compliance requirements before final selection.

Q: What is the significance of Moisture Sensitivity Level 1 (Unlimited)?

A: MSL 1 indicates unlimited shelf life without moisture absorption concerns. This rating applies to all listed parts and eliminates moisture-related handling restrictions during storage and assembly, simplifying supply chain management.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message