RC3216F1401CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F1401CS is a 1.4 kOhms ±1% 0.25W chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This thick film, moisture-resistant component operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently in active production status with 957 pieces available in inventory. Equivalent and substitute parts are identified when manufacturers discontinue production lines, inventory becomes constrained, or design requirements necessitate alternative sourcing for cost optimization or supply chain resilience.

Substiute Parts

RC3216F1401CS

Samsung Electro-MechanicsIn Stock: 998RC3216F1401CS Datasheet

Current PartRFQ

CR1206-FX-1401ELF

Bourns Inc.In Stock: 25960CR1206-FX-1401ELF Datasheet

DirectRFQ

RC1206FR-071K4L

YAGEOIn Stock: 86323RC1206FR-071K4L Datasheet

DirectRFQ

AC1206FR-071K4L

YAGEOIn Stock: 5523AC1206FR-071K4L Datasheet

UpgradeRFQ

CRCW12061K40FKEA

Vishay DaleIn Stock: 22173CRCW12061K40FKEA Datasheet

SimilarRFQ

ERJ-8ENF1401V

Panasonic Electronic ComponentsIn Stock: 51288ERJ-8ENF1401V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F1401CS is determined by strict electrical and mechanical parameter matching. All substitute parts must satisfy the following criteria:

Mandatory Matching Parameters:

• Resistance: 1.4 kOhms (exact value)
• Tolerance: ±1% (exact specification)
• Power Rating: 0.25W minimum (equal or higher acceptable)
• Package: 1206 (3216 Metric) form factor
• Composition: Thick Film technology
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature: -55°C to 155°C minimum range
• RoHS3 Compliance: Required
• MSL Rating: 1 (Unlimited) or equivalent

Allowable Variations:

• Physical dimensions (length, width, height) within 1206 package specification tolerances
• Moisture resistance feature (present in all qualified substitutes)
• Automotive AEC-Q200 certification (upgrade feature, not required for base substitution)
• Product status transitions (Active preferred; Not For New Designs acceptable with engineering review)

Substitutes are classified into three categories: Direct Manufacturer equivalents (identical electrical and mechanical specifications), Upgrade alternatives (enhanced certifications such as AEC-Q200), and Similar alternatives (functionally equivalent with minor dimensional variations).

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (No Design Changes Required):

CR1206-FX-1401ELF (Bourns Inc.) and RC1206FR-071K4L (YAGEO) are direct functional equivalents to the RC3216F1401CS. Both parts match all critical electrical parameters, package specifications, and compliance requirements. These substitutes are suitable for applications where the original Samsung component becomes unavailable. Both manufacturers maintain active production status and provide equivalent inventory availability.

Upgrade Substitution (Enhanced Specifications):

AC1206FR-071K4L (YAGEO), CRCW12061K40FKEA (Vishay Dale), and ERJ-8ENF1401V (Panasonic) incorporate Automotive AEC-Q200 certification in addition to meeting all base specifications. These parts are appropriate for designs requiring automotive-grade reliability or when future design evolution toward automotive applications is anticipated. AEC-Q200 certification provides enhanced qualification testing and traceability suitable for mission-critical applications.

Inventory and Supply Considerations:

YAGEO RC1206FR-071K4L offers the highest inventory availability (86,268 pieces), followed by Panasonic ERJ-8ENF1401V (51,258 pieces) and Bourns CR1206-FX-1401ELF (25,874 pieces). Selection based on supply chain resilience should prioritize parts with higher inventory levels and multiple qualified sources.

Product Status Evaluation:

All substitute parts maintain Active production status except ERJ-8ENF1401V (Panasonic), which carries "Not For New Designs" designation. While ERJ-8ENF1401V remains functionally equivalent and available in inventory, new design implementations should prioritize parts with Active status to ensure long-term supply continuity.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC3216F1401CS with any 1.4 kOhm resistor in 1206 package?

A: No. Substitution requires exact matching of resistance value (1.4 kOhms), tolerance (±1%), power rating (0.25W), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Additionally, RoHS3 compliance and MSL 1 rating are mandatory. Only parts meeting all these criteria are qualified substitutes.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes (CR1206-FX-1401ELF, RC1206FR-071K4L) match all electrical and mechanical specifications of the original part. Upgrade substitutes (AC1206FR-071K4L, CRCW12061K40FKEA, ERJ-8ENF1401V) include additional Automotive AEC-Q200 certification, providing enhanced qualification testing. Upgrade parts are backward-compatible with designs using the base specification but offer higher reliability assurance for demanding applications.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist within 1206 package tolerances. Length ranges from 0.122" to 0.126" (3.10mm to 3.20mm), and height ranges from 0.024" to 0.030" (0.60mm to 0.75mm). These variations remain within standard 1206 package specifications and do not affect PCB layout or reflow soldering processes. Verify specific dimensions against your PCB design requirements if tight spacing constraints exist.

Q: Why is ERJ-8ENF1401V marked "Not For New Designs"?

A: "Not For New Designs" designation indicates that Panasonic has transitioned this product line and recommends alternative parts for new development. However, ERJ-8ENF1401V remains functionally equivalent and available in inventory for existing design support or replacement applications. New designs should prioritize parts with Active status for assured long-term availability.

Q: Do all substitute parts have moisture-resistant properties?

A: Yes. All qualified substitute parts include moisture-resistant thick film construction and carry MSL 1 (Unlimited) rating, matching the original RC3216F1401CS specification. This ensures equivalent environmental protection across all substitutes.

Q: What is MSL 1 rating and why does it matter?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture baking requirements. Components with MSL 1 can be stored indefinitely at standard conditions without degradation. All qualified substitutes maintain MSL 1 rating, ensuring identical handling and storage procedures.

Q: Can I use a higher power-rated resistor as a substitute?

A: Power rating specifications must match or exceed the original 0.25W requirement. All qualified substitutes are rated at 0.25W, meeting this criterion. Using a higher power-rated component in the same 1206 package is not recommended, as it may alter thermal characteristics and PCB layout compatibility.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All qualified substitute parts carry ROHS3 Compliant certification, matching the original RC3216F1401CS. This ensures equivalent environmental and regulatory compliance for applications subject to RoHS directives.