RC0603J105CS Equivalent & Substitute Parts Reference

Part Overview

The RC0603J105CS is a 1 MOhm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.05W (1/20W) in a 0201 (0603 Metric) surface mount package. This component is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for applications requiring precision resistive elements in compact form factors with moisture resistance characteristics. Substitute parts are identified based on matching electrical specifications (resistance value, power rating, package type) and mechanical compatibility within the 0201 package standard.

Substiute Parts

RC0603J105CS

Samsung Electro-MechanicsIn Stock: 1097RC0603J105CS Datasheet

Current PartRFQ

CRCW02011M00FKED

Vishay DaleIn Stock: 242319CRCW02011M00FKED Datasheet

UpgradeRFQ

MCR006YRTJ105

Rohm SemiconductorIn Stock: 1265MCR006YRTJ105 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC0603J105CS are classified based on strict electrical and mechanical parameter alignment:

Substitution Criteria:

• Resistance value: 1 MOhms (exact match required)
• Power rating: 0.05W / 1/20W (exact match required)
• Package type: 0201 (0603 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Physical dimensions: 0.024" L x 0.012" W / 0.60mm x 0.30mm (exact match required)
• Number of terminations: 2 (exact match required)
• RoHS compliance: ROHS3 Compliant (required)
• Moisture Sensitivity Level: 1 (Unlimited) (required)

Upgrade Classification: Parts with improved tolerance specifications (±1% vs ±5%) while maintaining all other electrical and mechanical parameters are classified as upgrades. These provide enhanced precision for applications requiring tighter tolerance control.

Similar Classification: Parts matching all core electrical and mechanical specifications but with identical tolerance and temperature coefficient characteristics are classified as similar alternatives. These maintain functional equivalence with the original part.

Parameter Comparison

Engineering Selection Recommendations

CRCW02011M00FKED (Vishay Dale) - Upgrade Option: This part is suitable as a direct upgrade substitute for the RC0603J105CS. The CRCW02011M00FKED maintains identical electrical specifications (1 MOhm, 0.05W, 0201 package) and mechanical compatibility while providing improved tolerance (±1% vs ±5%) and lower temperature coefficient (±100 ppm/°C vs ±250 ppm/°C). The extended operating temperature range (-55°C ~ 155°C vs -55°C ~ 125°C) provides additional thermal margin. Both parts are Active status with ROHS3 compliance and MSL 1 rating. The CRCW02011M00FKED is available in Tape & Reel packaging with significantly higher inventory availability (242,222 pcs).

MCR006YRTJ105 (Rohm Semiconductor) - Similar Alternative: This part provides functional equivalence to the RC0603J105CS with matching resistance (1 MOhm), tolerance (±5%), power rating (0.05W), temperature coefficient (±250 ppm/°C), and operating temperature range (-55°C ~ 125°C). Physical dimensions and package type (0201 / 0603 Metric) are identical. Both parts are ROHS3 compliant with MSL 1 rating. The MCR006YRTJ105 is classified as Discontinued at DiGi Electronics, indicating limited future availability. Packaging differs (Cut Tape & Digi-Reel® vs Tape & Reel).

Selection Basis:

• For applications requiring enhanced precision and extended thermal performance: CRCW02011M00FKED
• For applications with identical specifications to the original design: MCR006YRTJ105 (subject to availability constraints)
• For continued supply assurance: RC0603J105CS (Active status) or CRCW02011M00FKED (Active status with higher inventory)

Frequently Asked Questions (FAQ)

Q: Can CRCW02011M00FKED be used as a direct replacement for RC0603J105CS?

A: Yes. The CRCW02011M00FKED is a direct substitute with identical electrical specifications (1 MOhm, ±5% tolerance available, 0.05W, 0201 package) and mechanical compatibility. The CRCW02011M00FKED provides improved tolerance (±1%) and lower temperature coefficient, making it suitable for applications where the original part is specified.

Q: What are the key differences between RC0603J105CS and CRCW02011M00FKED?

A: The primary differences are: (1) Tolerance: RC0603J105CS is ±5%, CRCW02011M00FKED is ±1%; (2) Temperature Coefficient: RC0603J105CS is ±250 ppm/°C, CRCW02011M00FKED is ±100 ppm/°C; (3) Operating Temperature: RC0603J105CS is -55°C ~ 125°C, CRCW02011M00FKED is -55°C ~ 155°C; (4) Manufacturer: Samsung Electro-Mechanics vs Vishay Dale. All other electrical and mechanical parameters are identical.

Q: Is MCR006YRTJ105 a suitable substitute?

A: MCR006YRTJ105 provides functional equivalence with matching resistance (1 MOhm), tolerance (±5%), power rating (0.05W), temperature coefficient (±250 ppm/°C), and operating temperature range (-55°C ~ 125°C). However, this part is Discontinued at DiGi Electronics, limiting future availability for procurement.

Q: Are all substitute parts in the same 0201 package?

A: Yes. RC0603J105CS, CRCW02011M00FKED, and MCR006YRTJ105 are all specified in the 0201 (0603 Metric) package with identical physical dimensions (0.024" L x 0.012" W / 0.60mm x 0.30mm) and height (0.010" / 0.26mm maximum seated height). This ensures mechanical compatibility in PCB layouts.

Q: Do all parts meet RoHS and moisture sensitivity requirements?

A: Yes. RC0603J105CS, CRCW02011M00FKED, and MCR006YRTJ105 are all ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited), indicating no moisture bake-out requirements prior to soldering.

Q: What packaging formats are available?

A: RC0603J105CS and CRCW02011M00FKED are supplied in Tape & Reel (TR) format. MCR006YRTJ105 is supplied in Cut Tape (CT) & Digi-Reel® format. Tape & Reel packaging is standard for automated assembly processes.