RCS3216J154CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216J154CS is a 150 kOhms ±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 anti-sulfur and moisture-resistant characteristics. The part is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package type, dimensions, termination count). Alternative components may be required due to inventory availability, specific application requirements, or design optimization needs.

Key Parameters

Parameter	Value
Resistance	150 kOhms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution compatibility for the RCS3216J154CS is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 150 kOhms
Package type: 1206 (3216 Metric)
Number of terminations: 2
Operating temperature range: -55°C ~ 155°C
Temperature coefficient: ±100ppm/°C
Composition: Thick Film

Allowable Variations:

Tolerance: ±5% (main part) can be substituted with ±1% tolerance parts (tighter tolerance is acceptable)
Power rating: 0.25W (main part) can be substituted with equal or higher power ratings (0.5W, 0.75W)
Features: Additional features such as automotive AEC-Q200 certification or pulse withstanding capability do not prevent substitution
Packaging format: Cut Tape (CT), Tape & Reel (TR), or Digi-Reel® formats are interchangeable for the same component

Substitute parts are grouped into two categories: direct equivalents (matching tolerance and power rating) and enhanced alternatives (improved tolerance or higher power rating).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	RoHS Status	Product Status
RCS3216J154CS	Samsung Electro-Mechanics	150 kOhms	±5%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
AC1206JR-07150KL	YAGEO	150 kOhms	±5%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
AC1206FR-07150KL	YAGEO	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
CR1206-FX-1503ELF	Bourns Inc.	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
CRCW1206150KFKEA	Vishay Dale	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
CRCW1206150KFKEAHP	Vishay Dale	150 kOhms	±1%	0.75	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
CRCW1206150KFKTA	Vishay Dale	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	RoHS non-compliant	Active
ERJ-8ENF1503V	Panasonic Electronic Components	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Not For New Designs
ESR18EZPF1503	Rohm Semiconductor	150 kOhms	±1%	0.5	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
KTR18EZPF1503	Rohm Semiconductor	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active
RC1206FR-07150KL	YAGEO	150 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	Active

Engineering Selection Recommendations

Direct Equivalent (Matching Tolerance ±5%):

AC1206JR-07150KL (YAGEO) is the direct equivalent substitute with identical electrical and mechanical specifications. This part maintains ±5% tolerance and 0.25W power rating with ROHS3 compliance and Active product status.

Enhanced Alternatives (Improved Tolerance ±1%):

The following parts provide tighter tolerance (±1%) while maintaining all other critical parameters:

AC1206FR-07150KL (YAGEO) - Active status, ROHS3 compliant, includes automotive AEC-Q200 certification
CR1206-FX-1503ELF (Bourns Inc.) - Active status, ROHS3 compliant
CRCW1206150KFKEA (Vishay Dale) - Active status, ROHS3 compliant, includes automotive AEC-Q200 certification
KTR18EZPF1503 (Rohm Semiconductor) - Active status, ROHS3 compliant, includes automotive AEC-Q200 certification and high voltage features
RC1206FR-07150KL (YAGEO) - Active status, ROHS3 compliant

Higher Power Rating Alternative:

CRCW1206150KFKEAHP (Vishay Dale) provides 0.75W power rating with ±1% tolerance, ROHS3 compliance, and automotive AEC-Q200 certification. This part is suitable for applications requiring increased power dissipation capability.

Enhanced Power Dissipation:

ESR18EZPF1503 (Rohm Semiconductor) offers 0.5W power rating with ±1% tolerance, ROHS3 compliance, and automotive AEC-Q200 certification with pulse withstanding capability.

Parts Not Recommended for New Designs:

ERJ-8ENF1503V (Panasonic Electronic Components) carries "Not For New Designs" product status and should not be selected for new applications despite meeting electrical specifications.

Compliance Consideration:

CRCW1206150KFKTA (Vishay Dale) is RoHS non-compliant and REACH affected. This part should be avoided in applications requiring ROHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS3216J154CS with a ±1% tolerance part?

A: Yes. The main part specifies ±5% tolerance. Substitute parts with ±1% tolerance provide tighter tolerance specifications and are electrically compatible. Tighter tolerance does not create compatibility issues in circuit applications designed for ±5% tolerance.

Q: What is the difference between 0.25W and 0.75W power ratings in the same package?

A: Power rating indicates the maximum continuous power dissipation capability. A 0.75W part (CRCW1206150KFKEAHP) can safely dissipate more power than a 0.25W part without exceeding temperature limits. Substituting a higher power rating part into a circuit designed for 0.25W is acceptable and provides additional thermal margin. The reverse substitution (0.25W into a 0.75W application) is not acceptable.

Q: Are packaging format differences (Tape & Reel vs. Cut Tape) significant for substitution?

A: Packaging format differences do not affect electrical or mechanical compatibility. Tape & Reel (TR), Cut Tape (CT), and Digi-Reel® formats contain identical components with different delivery methods. Selection depends on assembly process requirements and inventory management, not component performance.

Q: What does AEC-Q200 certification mean for automotive applications?

A: AEC-Q200 is an automotive qualification standard. Parts with this certification have undergone additional testing for automotive environments. If your application requires automotive-grade components, select parts with AEC-Q200 certification. If automotive qualification is not required, non-certified parts remain electrically compatible.

Q: Why is ROHS3 compliance important?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances regulations. For applications subject to ROHS3 requirements, select only ROHS3-compliant parts. CRCW1206150KFKTA is RoHS non-compliant and must be avoided in regulated applications.

Q: Can I use ERJ-8ENF1503V in a new design?

A: No. ERJ-8ENF1503V carries "Not For New Designs" product status, indicating the manufacturer recommends against using this part in new applications. Use alternative parts with Active product status for new designs.

Q: What is the significance of temperature coefficient ±100ppm/°C?

A: Temperature coefficient indicates how much the resistance value changes with temperature. All listed parts share ±100ppm/°C specification, ensuring consistent thermal behavior across substitutes. This parameter does not differentiate between compatible alternatives.

Q: Are dimensional differences between parts significant?

A: All substitute parts use the same 1206 (3216 Metric) package with minor dimensional variations (length 3.10mm to 3.20mm, height 0.60mm to 0.75mm). These variations are within standard PCB footprint tolerances and do not prevent mechanical substitution on standard 1206 pads.

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