RC3216J101CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216J101CS is a 100 Ohm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture-resistant construction, operating across -55°C to 155°C temperature range. The part is ROHS3 compliant with MSL 1 rating, suitable for general-purpose applications requiring standard tolerance resistive elements.

Equivalent and substitute parts are necessary when original inventory is unavailable, when design requirements demand improved tolerance specifications, or when application-specific certifications such as automotive AEC-Q200 qualification become mandatory.

Key Parameters

Parameter	Value	Substitution Relevance
Resistance Value	100 Ohms	Critical - must match exactly
Tolerance	±5%	Critical - determines accuracy class
Power Rating	0.25W (1/4W)	Critical - must equal or exceed
Package Type	1206 (3216 Metric)	Critical - physical compatibility
Composition	Thick Film	Critical - electrical characteristics
Temperature Coefficient	±100ppm/°C	Important - thermal stability
Operating Temperature Range	-55°C to 155°C	Important - environmental limits
RoHS Status	ROHS3 Compliant	Important - regulatory compliance
MSL Rating	1 (Unlimited)	Important - moisture handling

Substitute Part Grouping Explanation

Substitution logic for RC3216J101CS is based on the following allowed parameters:

Primary Substitution Criteria (Must Match):

Resistance value: 100 Ohms (exact)
Package: 1206 (3216 Metric) form factor
Power rating: 0.25W minimum
Composition: Thick film construction
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C minimum
RoHS3 compliance
MSL 1 rating

Secondary Substitution Criteria (Allowable Variations):

Tolerance: ±5% or better (±1%, ±0.5% acceptable as upgrades)
Manufacturer: Different manufacturers permitted if electrical/mechanical parameters align
Packaging format: Cut Tape, Tape & Reel, or Digi-Reel acceptable
Additional features: Automotive AEC-Q200, anti-sulfur, high voltage acceptable as enhancements

Non-Substitutable Parameters:

Resistance value deviation
Package size change
Power rating reduction
Composition type change
Temperature range reduction

Substitute parts are categorized as either Direct Equivalents (matching tolerance ±5%) or Upgrades (improved tolerance ±1% or better, or enhanced certifications).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Features	Product Status
RC3216J101CS	Samsung Electro-Mechanics	100Ω	±5%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active
RC3216F101CS	Samsung Electro-Mechanics	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active
RC1206JR-07100RL	YAGEO	100Ω	±5%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active
RCG1206100RFKEA	Vishay Dale	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	None specified	Active
AC1206FR-07100RL	YAGEO	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Moisture Resistant	Active
AF1206FR-07100RL	YAGEO	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Anti-Sulfur, Automotive AEC-Q200	Active
CR1206-FX-1000ELF	Bourns Inc.	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active
ERJ-8ENF1000V	Panasonic Electronic Components	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Not For New Designs
KTR18EZPF1000	Rohm Semiconductor	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, High Voltage	Active
RC1206DR-07100RL	YAGEO	100Ω	±0.5%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active
RC1206FR-07100RL	YAGEO	100Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active

Engineering Selection Recommendations

Direct Equivalent Selection (±5% Tolerance Match):

RC1206JR-07100RL (YAGEO) serves as the primary direct equivalent to RC3216J101CS. Both components share identical electrical specifications (100Ω ±5%, 0.25W, ±100ppm/°C) and mechanical compatibility (1206 package). Both maintain Active product status and ROHS3 compliance. Physical dimensions differ marginally (3.10mm vs 3.20mm length), which does not affect PCB footprint compatibility for standard 1206 land patterns.

Upgrade Selection (±1% Tolerance):

For applications requiring improved tolerance accuracy, four upgrade options are available:

RC3216F101CS (Samsung Electro-Mechanics) - Maintains original manufacturer continuity while upgrading to ±1% tolerance. Identical thermal and environmental specifications.
RC1206FR-07100RL (YAGEO) - ±1% tolerance upgrade with highest inventory availability (89,800 pcs). Moisture-resistant construction matches original specification.
CR1206-FX-1000ELF (Bourns Inc.) - ±1% tolerance with largest inventory stock (223,284 pcs). Moisture-resistant thick film composition. Slightly increased seated height (0.75mm vs 0.65mm) remains within standard 1206 package envelope.
RC1206DR-07100RL (YAGEO) - Premium ±0.5% tolerance option for precision applications. Moisture-resistant construction. Highest accuracy class among all substitutes.

Automotive Application Selection (AEC-Q200 Certified):

For automotive or high-reliability applications requiring AEC-Q200 qualification:

AC1206FR-07100RL (YAGEO) - ±1% tolerance, automotive-grade, moisture-resistant. Highest inventory (51,852 pcs).
AF1206FR-07100RL (YAGEO) - ±1% tolerance, automotive-grade with anti-sulfur feature. Lower inventory (8,269 pcs).
KTR18EZPF1000 (Rohm Semiconductor) - ±1% tolerance, automotive-grade with high voltage capability. Moderate inventory (26,318 pcs).

Obsolescence Consideration:

ERJ-8ENF1000V (Panasonic) carries "Not For New Designs" status and should be avoided for new product development despite AEC-Q200 certification and adequate inventory.

Frequently Asked Questions (FAQ)

Q: Can RC1206JR-07100RL replace RC3216J101CS in existing designs?

A: Yes. RC1206JR-07100RL is a direct equivalent with matching electrical parameters (100Ω ±5%, 0.25W) and identical package classification (1206). Physical dimensions vary by 0.1mm in length (3.10mm vs 3.20mm), which does not affect standard PCB footprint compatibility. Both components are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between ±5% and ±1% tolerance substitutes?

A: Tolerance specifies the maximum deviation from the nominal 100Ω resistance value. RC3216J101CS at ±5% tolerance permits resistance between 95Ω and 105Ω. Upgrade parts at ±1% tolerance restrict the range to 99Ω to 101Ω, providing superior accuracy for precision circuits. Selection depends on circuit requirements; general-purpose applications typically accept ±5%, while analog signal conditioning or reference circuits benefit from ±1% accuracy.

Q: Are automotive AEC-Q200 parts backward compatible with standard applications?

A: Yes. AEC-Q200 certification represents enhanced qualification testing and reliability assurance. Parts such as AC1206FR-07100RL and AF1206FR-07100RL meet all standard electrical and mechanical requirements while exceeding automotive reliability standards. These components function identically to non-automotive equivalents in non-automotive applications.

Q: Does package size variation affect PCB assembly?

A: No. All substitute parts use the 1206 (3216 Metric) package classification with standardized land pattern dimensions. Dimensional variations (length 3.10mm to 3.20mm, height 0.60mm to 0.75mm) fall within the 1206 package envelope and do not require PCB redesign. Standard 1206 footprints accommodate all listed substitutes.

Q: Which substitute offers the best inventory availability?

A: CR1206-FX-1000ELF (Bourns Inc.) provides the highest inventory stock at 223,284 pieces. RC1206FR-07100RL (YAGEO) offers the second-highest availability at 89,800 pieces. Both parts deliver ±1% tolerance upgrade with active product status and immediate availability for high-volume requirements.

Q: Can I use ±0.5% tolerance parts as direct replacements?

A: Yes. RC1206DR-07100RL at ±0.5% tolerance is a superior upgrade that maintains all other electrical and mechanical specifications. Tighter tolerance represents enhanced accuracy without any compatibility concerns. This part is suitable for applications where improved precision provides circuit performance benefits.

Q: What is the significance of "Moisture Resistant" feature?

A: Moisture-resistant construction reduces susceptibility to humidity-induced resistance drift and maintains stable performance in high-humidity environments. RC3216J101CS and most substitute parts include this feature. Only RCG1206100RFKEA (Vishay Dale) does not specify moisture resistance; this represents a minor feature difference without affecting core electrical function in standard applications.

Q: Is ERJ-8ENF1000V suitable for new product designs?

A: No. ERJ-8ENF1000V carries "Not For New Designs" product status, indicating manufacturer discontinuation or transition. While currently in stock (11,064 pcs) and AEC-Q200 certified, this part should not be selected for new development. Alternative AEC-Q200 options include AC1206FR-07100RL, AF1206FR-07100RL, or KTR18EZPF1000.

Q: What packaging formats are available for these substitutes?

A: Substitute parts are supplied in three formats: Cut Tape (CT) & Digi-Reel, Tape & Reel (TR), or both. RC1206JR-07100RL and RC1206FR-07100RL offer Cut Tape & Digi-Reel format suitable for mixed-volume production. RC3216F101CS, AC1206FR-07100RL, AF1206FR-07100RL, and KTR18EZPF1000 are supplied in Tape & Reel format for high-volume automated assembly. Packaging selection depends on production volume and assembly equipment compatibility.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message