Equivalent & Substitute Parts for RC1005J245CS

Part Overview

The RC1005J245CS is a 2.4 MOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This component is rated for 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is ROHS3 compliant with MSL Level 1 rating, indicating unlimited moisture sensitivity protection. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained within the allowed parameter tolerances for this resistor category.

Substiute Parts

RC1005J245CS

Samsung Electro-MechanicsIn Stock: 1102RC1005J245CS Datasheet

Current PartRFQ

RC0402JR-072M4L

YAGEOIn Stock: 1732RC0402JR-072M4L Datasheet

DirectRFQ

RMCF0402FT2M40

Stackpole Electronics IncIn Stock: 72363RMCF0402FT2M40 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005J245CS are classified based on strict adherence to the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 2.4 MOhms (exact match required)
• Power rating: 0.063W minimum (1/16W)
• Operating temperature range: -55°C to 155°C minimum coverage
• Package format: 0402 (1005 Metric) only
• Composition: Thick film construction
• Number of terminations: 2 (standard chip resistor configuration)

Compliance Requirements:

• RoHS3 compliance mandatory
• MSL Level 1 or equivalent moisture protection
• REACH unaffected status

Tolerance Consideration: Substitutes with tolerance specifications equal to or tighter than ±5% are acceptable. Tolerance tighter than the original specification (such as ±1%) represents an upgrade path while maintaining full backward compatibility.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Substitute: RC0402JR-072M4L (YAGEO)

The RC0402JR-072M4L provides direct electrical and mechanical equivalence to the RC1005J245CS. Both components share identical resistance value (2.4 MOhms), tolerance specification (±5%), power rating (0.063W), package format (0402), and operating temperature range (-55°C to 155°C). Both maintain ROHS3 compliance, MSL Level 1 rating, and REACH unaffected status. The temperature coefficient specification is identical at ±100ppm/°C. This substitute is suitable for one-to-one replacement in all applications where the original Samsung component is specified.

Upgrade Substitute: RMCF0402FT2M40 (Stackpole Electronics Inc)

The RMCF0402FT2M40 represents an upgraded substitute option with tighter tolerance specification (±1% versus ±5%). This component maintains all critical electrical parameters including 2.4 MOhms resistance, 0.063W power rating, and -55°C to 155°C operating temperature range. The package format (0402) and physical dimensions are identical. The RMCF0402FT2M40 includes AEC-Q200 automotive qualification rating and carries ROHS3 compliance with MSL Level 1 protection. The temperature coefficient is specified at ±200ppm/°C, which is broader than the original specification. This substitute is applicable in applications requiring enhanced tolerance performance or automotive-grade reliability certification.

Frequently Asked Questions (FAQ)

Q: Can RC0402JR-072M4L be used as a direct replacement for RC1005J245CS?

A: Yes. The RC0402JR-072M4L is a direct equivalent substitute. Both components have identical resistance value (2.4 MOhms), tolerance (±5%), power rating (0.063W), package format (0402), and operating temperature range (-55°C to 155°C). Electrical performance and mechanical compatibility are fully equivalent.

Q: What is the difference between the YAGEO and Stackpole substitutes?

A: The primary difference is tolerance specification. RC0402JR-072M4L (YAGEO) maintains ±5% tolerance matching the original part. RMCF0402FT2M40 (Stackpole) offers tighter ±1% tolerance as an upgrade option. The Stackpole component also includes AEC-Q200 automotive qualification. Both are mechanically and thermally compatible with the original RC1005J245CS.

Q: Is the RMCF0402FT2M40 suitable for applications originally designed for RC1005J245CS?

A: Yes. The RMCF0402FT2M40 maintains all critical electrical specifications including resistance value, power rating, and operating temperature range. The tighter tolerance (±1%) and automotive qualification represent performance enhancements. The component is fully backward compatible for direct substitution.

Q: Are all three parts available in Tape & Reel packaging?

A: Yes. RC1005J245CS, RC0402JR-072M4L, and RMCF0402FT2M40 are all supplied in Tape & Reel (TR) packaging format suitable for automated assembly processes.

Q: Do all substitute parts meet RoHS and REACH compliance requirements?

A: Yes. All three components are ROHS3 compliant and REACH unaffected. All maintain MSL Level 1 (Unlimited) moisture sensitivity level rating.

Q: What is the significance of the 0402 package designation?

A: The 0402 package (1005 Metric) is a standardized surface-mount resistor format with dimensions of 0.039" L x 0.020" W (1.00mm x 0.50mm). All substitute parts use this identical package format, ensuring mechanical compatibility with PCB layouts designed for the original RC1005J245CS component.

Q: Can temperature coefficient differences affect substitution suitability?

A: Temperature coefficient specifications are provided for reference. RC1005J245CS and RC0402JR-072M4L both specify ±100ppm/°C, while RMCF0402FT2M40 specifies ±200ppm/°C. All three components operate within the -55°C to 155°C temperature range. Selection should be based on application-specific temperature stability requirements.