RC3216F125CS 1.2M Ohm Chip Resistor 1206 Equivalent & Substitute Parts

Part Overview

The RC3216F125CS is a 1.2 MOhm ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This moisture-resistant component is classified as Active product status. Alternative manufacturer equivalents are available due to supply chain diversity, application-specific certifications, and design optimization requirements across different manufacturing standards.

Substiute Parts

RC3216F125CS

Samsung Electro-MechanicsIn Stock: 878RC3216F125CS Datasheet

Current PartRFQ

RC1206FR-071M2L

YAGEOIn Stock: 18574RC1206FR-071M2L Datasheet

DirectRFQ

KTR18EZPF1204

Rohm SemiconductorIn Stock: 14309KTR18EZPF1204 Datasheet

UpgradeRFQ

MCR18ERTF1204

Rohm SemiconductorIn Stock: 4790MCR18ERTF1204 Datasheet

UpgradeRFQ

RMCF1206FT1M20

Stackpole Electronics IncIn Stock: 1895RMCF1206FT1M20 Datasheet

UpgradeRFQ

AC1206FR-071M2L

YAGEOIn Stock: 9761AC1206FR-071M2L Datasheet

SimilarRFQ

CRCW12061M20FKEA

Vishay DaleIn Stock: 12063CRCW12061M20FKEA Datasheet

SimilarRFQ

ERJ-8ENF1204V

Panasonic Electronic ComponentsIn Stock: 177369ERJ-8ENF1204V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RC3216F125CS is based on matching the following critical parameters: resistance value (1.2 MOhms), tolerance (±1%), power rating (0.25W), and package (1206). All listed substitutes maintain identical electrical performance within these specifications. Substitutes are organized into three categories:

Direct Substitutes maintain equivalent electrical and mechanical specifications with standard thick film composition and moisture resistance. These parts are interchangeable without design modification.

Upgrade Substitutes add automotive AEC-Q200 qualification or enhanced high-voltage features while maintaining core electrical parameters. These are suitable when automotive-grade reliability or enhanced operating margins are required.

Similar Substitutes share all electrical specifications and 1206 package compatibility but may include automotive qualification, varying temperature coefficients, or dimensional variations within acceptable tolerances.

Parameter Comparison

Engineering Selection Recommendations

For New Designs: Select from parts with Active product status. KTR18EZPF1204 (Rohm Semiconductor), RMCF1206FT1M20 (Stackpole Electronics Inc), AC1206FR-071M2L (YAGEO), CRCW12061M20FKEA (Vishay Dale), or RC1206FR-071M2L (YAGEO) are preferred for ongoing production support and design longevity.

For Automotive Applications: KTR18EZPF1204, RMCF1206FT1M20, AC1206FR-071M2L, CRCW12061M20FKEA, and ERJ-8ENF1204V carry AEC-Q200 automotive qualification, meeting automotive reliability and qualification requirements.

For Standard Industrial Applications: RC1206FR-071M2L (YAGEO) provides direct equivalence to the RC3216F125CS with Active status and broad availability.

Avoid for New Designs: MCR18ERTF1204 is discontinued at DiGi Electronics. ERJ-8ENF1204V carries "Not For New Designs" status and is unsuitable for new product development.

Temperature Coefficient Consideration: RMCF1206FT1M20 specifies ±200ppm/°C compared to the standard ±100ppm/°C. This wider tolerance is acceptable for most general-purpose applications but may require circuit verification in precision temperature-dependent circuits.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitutes as a direct drop-in replacement for the RC3216F125CS?

A: Yes. All listed parts maintain the 1.2 MOhm ±1% specification, 0.25W power rating, and 1206 package. Mechanical footprint compatibility is confirmed across all substitutes. Parts with Active or AEC-Q200 status are preferred for reliability assurance.

Q: What is the difference between the main part and the substitute parts?

A: The RC3216F125CS is a standard moisture-resistant thick film resistor. Substitute parts from different manufacturers offer the same electrical performance. Some substitutes (KTR18EZPF1204, RMCF1206FT1M20, AC1206FR-071M2L, CRCW12061M20FKEA, ERJ-8ENF1204V) include AEC-Q200 automotive qualification for enhanced reliability in automotive environments. RMCF1206FT1M20 specifies a wider temperature coefficient (±200ppm/°C) than the standard ±100ppm/°C.

Q: Should I use an AEC-Q200 qualified part if my application is not automotive?

A: AEC-Q200 qualification indicates higher manufacturing and quality assurance standards. Non-automotive applications benefit from this additional qualification level without design penalty. Selection depends on application requirements and procurement preferences.

Q: Are there any dimension variations between substitutes?

A: Dimensional variations exist within manufacturing tolerances. The RC3216F125CS, KTR18EZPF1204, RMCF1206FT1M20, CRCW12061M20FKEA, and ERJ-8ENF1204V are specified at 0.126" L × 0.063" W (3.20mm × 1.60mm). RC1206FR-071M2L and AC1206FR-071M2L are 0.122" L × 0.063" W (3.10mm × 1.60mm). MCR18ERTF1204 is 0.120" L × 0.061" W (3.05mm × 1.55mm). All fall within 1206 package specification tolerances and are PCB footprint compatible.

Q: Why is MCR18ERTF1204 listed if it is discontinued?

A: MCR18ERTF1204 is provided for reference in legacy system repair and component tracking. For new designs and production use, select from the Active status substitutes.

Q: Which substitute offers the best long-term availability?

A: RC1206FR-071M2L (YAGEO) and ERJ-8ENF1204V (Panasonic Electronic Components) show the highest inventory levels (18,530 and 177,291 units respectively at the time of this reference). Both manufacturers have established supply chain presence for 1206 resistors.

Q: Is moisture resistance important for all applications?

A: The RC3216F125CS is specified as moisture resistant. All listed substitutes comply with MSL 1 (Unlimited) moisture sensitivity, confirming compatibility with standard PCB assembly processes without special moisture control requirements.