RC0603J204CS Equivalent & Substitute Parts Reference

Part Overview

The RC0603J204CS is a 200 kOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.05W (1/20W) in a 0201 (0603 Metric) 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 moisture-resistant thick film construction in compact surface-mount form factors. Equivalent and substitute parts are identified based on matching resistance value, power rating, package dimensions, and thermal operating range specifications.

Substiute Parts

RC0603J204CS

Samsung Electro-MechanicsIn Stock: 1389RC0603J204CS Datasheet

Current PartRFQ

CRCW0201200KFKED

Vishay DaleIn Stock: 89275CRCW0201200KFKED Datasheet

UpgradeRFQ

MCR006YRTJ204

Rohm SemiconductorIn Stock: 15775MCR006YRTJ204 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC0603J204CS are classified based on strict electrical and mechanical compatibility criteria. The primary substitution parameters are:

Critical Matching Parameters:

• Resistance value: 200 kOhms (exact match required)
• Power rating: 0.05W / 1/20W (exact match required)
• Package / Case: 0201 (0603 Metric) (exact match required)
• Physical dimensions: 0.024" L x 0.012" W / 0.60mm x 0.30mm (exact match required)
• Composition: Thick Film (exact match required)
• Operating temperature range: -55°C to 125°C minimum (equal or extended range acceptable)
• RoHS3 compliance: Required
• MSL rating: 1 (Unlimited) acceptable

Allowable Variation Parameters:

• Tolerance: ±5% or tighter (±1% acceptable as upgrade)
• Temperature coefficient: ±250ppm/°C or lower (±100ppm/°C acceptable as upgrade)
• Packaging format: Cut Tape (CT) or Tape & Reel (TR) both acceptable
• Manufacturer: Multiple qualified manufacturers acceptable

Substitute parts are grouped into two categories: Upgrade substitutes (improved specifications) and Similar substitutes (equivalent specifications with different manufacturer).

Parameter Comparison

Engineering Selection Recommendations

CRCW0201200KFKED (Vishay Dale) - Upgrade Substitute:

The CRCW0201200KFKED is classified as an upgrade substitute for the RC0603J204CS. This part maintains all critical electrical and mechanical parameters while providing improved tolerance specification (±1% versus ±5%) and lower temperature coefficient (±100ppm/°C versus ±250ppm/°C). The operating temperature range extends to 155°C, exceeding the base specification of 125°C. All compliance certifications (RoHS3, REACH Unaffected, MSL 1) are equivalent. This part is suitable for applications requiring tighter resistance tolerance and improved thermal stability. Product status is Active with high inventory availability (89,250 pcs).

MCR006YRTJ204 (Rohm Semiconductor) - Similar Substitute:

The MCR006YRTJ204 is classified as a similar substitute, matching all critical electrical and mechanical specifications of the RC0603J204CS. Resistance, tolerance, power rating, package dimensions, temperature coefficient, and operating temperature range are identical. All compliance certifications are equivalent. However, this part is listed as Discontinued at DiGi Electronics, limiting long-term availability for new designs. This part is suitable only for legacy system maintenance or where existing inventory is available.

Selection Basis:

Substitution eligibility is determined by exact matching of resistance value, power rating, package dimensions, composition type, and compliance certifications. Tolerance and temperature coefficient improvements are allowable enhancements. Product status and availability are secondary considerations for component selection but critical for supply chain planning.

Frequently Asked Questions (FAQ)

Q1: Can CRCW0201200KFKED replace RC0603J204CS in all applications?

A: Yes. The CRCW0201200KFKED meets or exceeds all critical electrical and mechanical parameters of the RC0603J204CS. The improved tolerance (±1% vs ±5%) and lower temperature coefficient (±100ppm/°C vs ±250ppm/°C) provide enhanced performance. Physical dimensions, power rating, package type, and compliance certifications are identical.

Q2: What is the difference between the two substitute parts?

A: CRCW0201200KFKED (Vishay Dale) is an upgrade substitute with tighter tolerance and lower temperature coefficient. MCR006YRTJ204 (Rohm Semiconductor) is a similar substitute with identical specifications to the original part but is discontinued at DiGi Electronics. Both are electrically and mechanically compatible.

Q3: Are there packaging format differences between these parts?

A: RC0603J204CS is supplied in Cut Tape (CT) format. CRCW0201200KFKED is supplied in Tape & Reel (TR) format. MCR006YRTJ204 is supplied in Cut Tape (CT) & Digi-Reel® format. All formats are compatible for PCB assembly; packaging selection depends on production volume and handling requirements.

Q4: What does the 0201 package designation mean?

A: 0201 is the metric package designation (0603 in imperial notation). Physical dimensions are 0.024" L x 0.012" W (0.60mm x 0.30mm) with maximum seated height of 0.010" (0.26mm). This is a surface-mount chip resistor package.

Q5: Are all three parts RoHS3 compliant?

A: Yes. RC0603J204CS, CRCW0201200KFKED, and MCR006YRTJ204 are all ROHS3 Compliant with MSL 1 (Unlimited) moisture sensitivity rating and REACH Unaffected status.

Q6: Which part should be selected for new designs?

A: CRCW0201200KFKED (Vishay Dale) is recommended for new designs. It provides improved tolerance and temperature coefficient specifications while maintaining full compatibility. RC0603J204CS remains acceptable if Samsung Electro-Mechanics is a preferred supplier. MCR006YRTJ204 should not be selected for new designs due to discontinued status.

Q7: What is the temperature coefficient specification and why does it matter?

A: Temperature coefficient indicates resistance value change per degree Celsius. RC0603J204CS and MCR006YRTJ204 have ±250ppm/°C; CRCW0201200KFKED has ±100ppm/°C. Lower values indicate better stability across temperature variations. Selection depends on application thermal requirements.

Q8: Can these parts be used interchangeably on existing PCBs?

A: Yes. All three parts have identical physical dimensions (0.024" L x 0.012" W / 0.60mm x 0.30mm) and identical pad layouts for 0201 package. They are mechanically and electrically interchangeable on PCBs designed for 0201 chip resistors.