RC1608F36R5CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F36R5CS is a 36.5 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) power dissipation in a 0603 (1608 Metric) surface mount package. This component is designed for general-purpose applications requiring moisture-resistant thick film construction with standard industrial tolerance specifications. The part maintains Active product status with full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design flexibility permits manufacturer selection while maintaining electrical and mechanical compatibility within specified parameters.

Key Parameters

Parameter	Value	Unit
Resistance	36.5	Ohms
Tolerance	±1%	-
Power Rating	0.1	W (1/10W)
Package / Case	0603 (1608 Metric)	-
Composition	Thick Film	-
Temperature Coefficient	±100	ppm/°C
Operating Temperature Range	-55 to 155	°C
Moisture Sensitivity Level	1 (Unlimited)	-
RoHS Status	ROHS3 Compliant	-
Number of Terminations	2	-

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F36R5CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 36.5 Ohms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Package: 0603 (1608 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Moisture sensitivity level: 1 (Unlimited)
RoHS3 compliance status

All identified substitute parts meet these mandatory parameters. Substitute parts are further categorized by additional features:

Direct Equivalent: RC0603FR-0736R5L (YAGEO) — Identical specifications with moisture-resistant thick film construction matching the original design intent.

Similar with Enhanced Features: CRCW060336R5FKEA (Vishay Dale), ERJ-3EKF36R5V (Panasonic Electronic Components), and RMCF0603FT36R5 (Stackpole Electronics Inc) — All meet core electrical and mechanical parameters with additional Automotive AEC-Q200 qualification, providing enhanced reliability for automotive applications while maintaining full compatibility with standard industrial designs.

Parameter Comparison

Parameter	RC1608F36R5CS (Samsung)	RC0603FR-0736R5L (YAGEO)	CRCW060336R5FKEA (Vishay Dale)	ERJ-3EKF36R5V (Panasonic)	RMCF0603FT36R5 (Stackpole)
Resistance	36.5 Ω	36.5 Ω	36.5 Ω	36.5 Ω	36.5 Ω
Tolerance	±1%	±1%	±1%	±1%	±1%
Power Rating	0.1W	0.1W	0.1W	0.1W	0.1W
Package	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C
Operating Temperature	-55 to 155°C	-55 to 155°C	-55 to 155°C	-55 to 155°C	-55 to 155°C
Moisture Sensitivity	MSL 1	MSL 1	MSL 1	MSL 1	MSL 1
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
AEC-Q200 Rating	Not specified	Not specified	Yes	Yes	Yes
Size / Dimension	1.60mm L x 0.80mm W	1.60mm L x 0.80mm W	1.55mm L x 0.85mm W	1.60mm L x 0.80mm W	1.55mm L x 0.80mm W
Height - Seated (Max)	0.55mm	0.55mm	0.50mm	0.55mm	0.55mm

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and mechanical compatibility with the RC1608F36R5CS based on matching core parameters: 36.5 Ohm resistance, ±1% tolerance, 0.1W power rating, 0603 package, thick film composition, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, MSL 1 moisture sensitivity, and ROHS3 compliance.

For Standard Industrial Applications: RC0603FR-0736R5L (YAGEO) provides direct equivalence with identical specifications and moisture-resistant thick film construction. This part is suitable for applications where the original Samsung component specifications are the design requirement.

For Automotive or Enhanced Reliability Applications: CRCW060336R5FKEA (Vishay Dale), ERJ-3EKF36R5V (Panasonic Electronic Components), or RMCF0603FT36R5 (Stackpole Electronics Inc) are appropriate selections. These parts carry Automotive AEC-Q200 qualification while maintaining all core electrical and mechanical parameters, providing additional qualification documentation for automotive supply chain requirements.

Dimensional Considerations: CRCW060336R5FKEA and RMCF0603FT36R5 exhibit minor dimensional variations (length 1.55mm vs. 1.60mm, height 0.50mm vs. 0.55mm for Vishay). These variations remain within 0603 package classification and do not affect PCB footprint compatibility for standard 0603 land patterns.

Product Status and Availability: All substitute parts maintain Active product status with established supply chain availability. Selection should be based on application requirements, supply chain preferences, and any existing qualification documentation within the design organization.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-0736R5L (YAGEO) be used as a direct replacement for RC1608F36R5CS (Samsung)?

A: Yes. RC0603FR-0736R5L meets all mandatory electrical and mechanical parameters: 36.5 Ohm resistance, ±1% tolerance, 0.1W power rating, 0603 package, thick film composition, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, MSL 1 moisture sensitivity, and ROHS3 compliance. No design modifications are required.

Q: What is the difference between the standard RC1608F36R5CS and the AEC-Q200 qualified alternatives?

A: The RC1608F36R5CS does not specify AEC-Q200 automotive qualification. CRCW060336R5FKEA (Vishay Dale), ERJ-3EKF36R5V (Panasonic), and RMCF0603FT36R5 (Stackpole) include AEC-Q200 automotive qualification, indicating additional testing and reliability documentation for automotive applications. All parts maintain identical core electrical specifications.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist. CRCW060336R5FKEA measures 1.55mm L x 0.85mm W with 0.50mm maximum seated height. RMCF0603FT36R5 measures 1.55mm L x 0.80mm W with 0.55mm maximum seated height. RC0603FR-0736R5L and ERJ-3EKF36R5V match the original 1.60mm L x 0.80mm W with 0.55mm height. All variations remain within 0603 package classification and are compatible with standard 0603 PCB footprints.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All substitute parts are qualified for the same 0603 (1608 Metric) package footprint. Dimensional variations are within package tolerance and do not affect PCB land pattern compatibility or assembly processes.

Q: What is MSL 1 moisture sensitivity level?

A: MSL 1 (Unlimited) indicates the component has unlimited shelf life under standard storage conditions without requiring special moisture control or baking procedures prior to assembly. All listed parts carry MSL 1 rating.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 Compliant status, meeting current environmental and hazardous substance restrictions for electronic components.

Q: Which substitute part should be selected for automotive applications?

A: CRCW060336R5FKEA (Vishay Dale), ERJ-3EKF36R5V (Panasonic Electronic Components), or RMCF0603FT36R5 (Stackpole Electronics Inc) are appropriate for automotive applications due to AEC-Q200 qualification. Selection among these three should be based on supply chain availability, existing qualification documentation, and organizational preferences.

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