RC3225F561CS Equivalent & Substitute Parts Reference

Part Overview

The RC3225F561CS is a 560 Ohms ±1% 1/3W chip resistor manufactured by Samsung Electro-Mechanics in the 1210 (3225 Metric) package format. This thick film, moisture-resistant component operates across the temperature range of -55°C to 155°C and is ROHS3 compliant. The part is currently in active production status with 676 pieces available in new original inventory. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained within the allowed parameter tolerances for this resistor category.

Substiute Parts

RC3225F561CS

Samsung Electro-MechanicsIn Stock: 743RC3225F561CS Datasheet

Current PartRFQ

RC1210FR-07560RL

YAGEOIn Stock: 9832RC1210FR-07560RL Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3225F561CS is determined by strict adherence to the following critical parameters:

Electrical Compatibility Requirements:

• Resistance value: 560 Ohms (exact match required)
• Tolerance: ±1% (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (minimum requirement)

Mechanical Compatibility Requirements:

• Package / Case: 1210 (3225 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Number of Terminations: 2 (exact match required)

Environmental & Compliance Requirements:

• Moisture Sensitivity Level: 1 (Unlimited) (exact match required)
• RoHS Status: ROHS3 Compliant (minimum requirement)
• REACH Status: REACH Unaffected (minimum requirement)

The RC1210FR-07560RL from YAGEO qualifies as a substitute part. While the power rating differs (0.5W versus 0.333W), the higher power rating represents a functional upgrade that maintains all critical electrical, mechanical, and compliance parameters. The increased power dissipation capability does not compromise circuit performance in applications designed for the original 1/3W specification.

Parameter Comparison

Engineering Selection Recommendations

The RC1210FR-07560RL from YAGEO is a qualified substitute for the RC3225F561CS from Samsung Electro-Mechanics based on the following engineering criteria:

Compliance Status: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements for electronic component manufacturing and distribution.

Electrical Equivalence: Resistance value, tolerance, and temperature coefficient specifications are identical. The operating temperature range is equivalent, ensuring performance across the full specified environmental envelope.

Mechanical Compatibility: Both components utilize the 1210 (3225 Metric) package format with identical termination configuration. Physical dimensions are within acceptable tolerance ranges for PCB assembly processes.

Power Rating Consideration: The YAGEO part provides 0.5W power dissipation capability compared to the 0.333W rating of the Samsung part. This represents a functional upgrade that does not introduce compatibility issues in circuits designed for the original specification. The higher power rating provides additional thermal margin in applications operating near maximum power dissipation limits.

Inventory Availability: The YAGEO substitute part maintains significantly higher inventory levels (9773 pieces) compared to the Samsung original (676 pieces), supporting supply chain continuity and procurement flexibility.

Frequently Asked Questions (FAQ)

Q: Can the RC1210FR-07560RL be used as a direct replacement for the RC3225F561CS in all applications?

A: Yes. The substitute part maintains identical electrical specifications (560 Ohms ±1%, ±100ppm/°C temperature coefficient) and mechanical compatibility (1210 package, 2 terminations). The increased power rating (0.5W versus 0.333W) does not create compatibility issues and provides additional thermal performance margin.

Q: What is the significance of the power rating difference between these parts?

A: The RC1210FR-07560RL provides 0.5W dissipation capability versus the 0.333W rating of the RC3225F561CS. In applications where the original part operates below its maximum power rating, the substitute part will operate at lower junction temperature, extending component life and improving reliability margins. No circuit redesign is required.

Q: Are the physical dimensions identical between these parts?

A: The parts are mechanically equivalent within the 1210 (3225 Metric) package specification. The RC3225F561CS measures 0.126" L x 0.100" W (3.20mm x 2.55mm) with 0.026" maximum seated height. The RC1210FR-07560RL measures 0.122" L x 0.102" W (3.10mm x 2.60mm) with 0.024" maximum seated height. These dimensional variations fall within standard PCB assembly tolerances and do not affect placement or soldering processes.

Q: Do both parts meet the same environmental and compliance standards?

A: Yes. Both parts are ROHS3 compliant, REACH unaffected, and rated for Moisture Sensitivity Level 1 (Unlimited). Both operate across the -55°C to 155°C temperature range. Compliance certifications are equivalent.

Q: What factors should be considered when selecting between the original and substitute part?

A: Selection should be based on supply availability, lead time requirements, and cost considerations. From an engineering perspective, both parts are functionally equivalent. The YAGEO substitute provides higher inventory availability and equivalent or superior performance characteristics.