MCS04020C2159FE000 Equivalent & Substitute Parts

Part Overview

The MCS04020C2159FE000 is a 21.5 Ohm ±1% thin film chip resistor in 0402 (1005 Metric) package rated at 0.063W (1/16W). Manufactured by Vishay Beyschlag/Draloric/BC Components, this component is part of the MCS Professional series and maintains active product status. Finding equivalent and substitute parts becomes necessary when managing inventory across multiple suppliers, accommodating design revisions, or addressing supply chain constraints while maintaining electrical and mechanical compatibility.

Substiute Parts

MCS04020C2159FE000

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 859MCS04020C2159FE000 Datasheet

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CPF0402B21R5E1

TE Connectivity Passive ProductIn Stock: 1117CPF0402B21R5E1 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the MCS04020C2159FE000 is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

• Resistance value: 21.5 Ohms (exact match required)
• Package / Case: 0402 (1005 Metric) (exact match required)
• Power rating: 0.063W minimum (equal or higher acceptable)
• Composition: Thin Film (required for performance consistency)
• Operating temperature range: -55°C ~ 155°C minimum (equal or wider acceptable)
• RoHS compliance: ROHS3 Compliant (required for regulatory alignment)

Tolerance Consideration: The MCS04020C2159FE000 specifies ±1% tolerance. Substitute parts with equal or tighter tolerance (lower percentage value) maintain or improve circuit accuracy and are considered compatible.

The CPF0402B21R5E1 meets all critical parameters with tighter tolerance (±0.1%) and lower temperature coefficient (±25ppm/°C), making it a direct substitute.

Parameter Comparison

Engineering Selection Recommendations

The CPF0402B21R5E1 is a direct substitute for the MCS04020C2159FE000 based on the following criteria:

Electrical Compatibility: Both components share identical resistance value (21.5 Ohms), power rating (0.063W), composition (thin film), and operating temperature range (-55°C ~ 155°C). The CPF0402B21R5E1 provides tighter tolerance (±0.1% versus ±1%) and superior temperature coefficient (±25ppm/°C versus ±50ppm/°C), resulting in improved circuit accuracy and stability.

Mechanical Compatibility: Both components utilize the 0402 (1005 Metric) package with identical footprint dimensions (0.039" L x 0.020" W). The CPF0402B21R5E1 exhibits a lower seated height (0.014" versus 0.015"), which is advantageous for space-constrained applications.

Regulatory Compliance: Both components maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with current manufacturing and environmental standards.

Product Status: Both components maintain active product status with confirmed inventory availability, supporting uninterrupted supply chain operations.

Frequently Asked Questions (FAQ)

Q: Can the CPF0402B21R5E1 replace the MCS04020C2159FE000 in existing designs?

A: Yes. Both components share identical electrical specifications (21.5 Ohms, 0.063W, thin film composition) and mechanical specifications (0402 package, identical footprint). The substitute offers improved tolerance and temperature coefficient performance.

Q: What is the significance of tolerance differences between ±1% and ±0.1%?

A: Tolerance defines the acceptable deviation from the nominal resistance value. The MCS04020C2159FE000 allows ±1% deviation (21.315 to 21.685 Ohms), while the CPF0402B21R5E1 allows ±0.1% deviation (21.4785 to 21.5215 Ohms). Tighter tolerance improves circuit accuracy in precision applications.

Q: Are there any height considerations for PCB assembly?

A: The CPF0402B21R5E1 has a maximum seated height of 0.014" (0.35mm) compared to 0.015" (0.37mm) for the MCS04020C2159FE000. This 0.001" difference is negligible for standard PCB assembly processes and does not affect component placement or soldering.

Q: Do both components require identical handling and storage procedures?

A: Both components share MSL 1 (Unlimited) moisture sensitivity rating, indicating no moisture sensitivity concerns. Standard ESD precautions and dry storage conditions apply to both components.

Q: What is the impact of temperature coefficient differences?

A: Temperature coefficient measures resistance change per degree Celsius. The CPF0402B21R5E1 (±25ppm/°C) exhibits half the temperature-induced resistance drift compared to the MCS04020C2159FE000 (±50ppm/°C), providing superior stability across the -55°C to 155°C operating range.

Q: Are both components RoHS compliant?

A: Yes. Both the MCS04020C2159FE000 and CPF0402B21R5E1 maintain ROHS3 compliance, meeting current environmental and regulatory requirements for electronic component manufacturing and use.