RC1608J362CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J362CS is a 3.6 kOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size, termination count), and environmental ratings (operating temperature range, moisture sensitivity level).

Key Parameters

Parameter	RC1608J362CS Value
Resistance	3.6 kOhms
Tolerance	±5%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts are classified into three categories based on electrical and mechanical compatibility with the RC1608J362CS:

Direct Substitutes (Equivalent Specifications): Parts matching all critical parameters including 3.6 kOhms resistance, ±5% tolerance, 0.1W power rating, 0603 package, and -55°C ~ 155°C operating temperature range. These parts are interchangeable without circuit redesign.

Upgrade Substitutes (Enhanced Tolerance or Features): Parts with tighter tolerance (±1% instead of ±5%), automotive AEC-Q200 qualification, or alternative packaging formats. These provide improved performance characteristics while maintaining core electrical and mechanical compatibility.

Similar Parts (Automotive-Qualified Variants): Parts with identical electrical specifications and package but including automotive AEC-Q200 certification and moisture-resistant features, suitable for applications requiring enhanced reliability standards.

Critical Substitution Parameters:

Resistance value: 3.6 kOhms (exact match required)
Tolerance: ±5% minimum (±1% acceptable as upgrade)
Power rating: 0.1W minimum
Package: 0603 (1608 Metric) mandatory
Operating temperature: -55°C ~ 155°C minimum range
Termination count: 2 (fixed)

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Features	Product Status
RC1608J362CS	Samsung Electro-Mechanics	3.6k	±5%	0.1	±100	-55 ~ 155	0603	Moisture Resistant	Active
RC0603JR-073K6L	YAGEO	3.6k	±5%	0.1	±100	-55 ~ 155	0603	Moisture Resistant	Active
ERJ-3EKF3601V	Panasonic Electronic Components	3.6k	±1%	0.1	±100	-55 ~ 155	0603	Automotive AEC-Q200	Active
ERJ-3GEYJ362V	Panasonic Electronic Components	3.6k	±5%	0.1	±200	-55 ~ 155	0603	Automotive AEC-Q200	Active
MCR03ERTF3601	Rohm Semiconductor	3.6k	±1%	0.1	±100	-55 ~ 155	0603	None	Discontinued at DiGi Electronics
MCR03ERTJ362	Rohm Semiconductor	3.6k	±5%	0.1	±200	-55 ~ 155	0603	None	Discontinued at DiGi Electronics
RC0603FR-073K6L	YAGEO	3.6k	±1%	0.1	±100	-55 ~ 155	0603	Moisture Resistant	Active
RMCF0603JT3K60	Stackpole Electronics Inc	3.6k	±5%	0.1	±200	-55 ~ 155	0603	Automotive AEC-Q200	Active
AC0603JR-073K6L	YAGEO	3.6k	±5%	0.1	±100	-55 ~ 155	0603	Automotive AEC-Q200, Moisture Resistant	Active

Engineering Selection Recommendations

For Direct Replacement (No Circuit Modification Required):

RC0603JR-073K6L (YAGEO) is the primary direct substitute. This part maintains identical electrical specifications (3.6 kOhms ±5%, 0.1W), mechanical compatibility (0603 package), and environmental characteristics (±100ppm/°C temperature coefficient, -55°C ~ 155°C operating range, MSL 1). Both parts feature moisture-resistant thick film construction and ROHS3 compliance. RC0603JR-073K6L is available in higher inventory (54,369 pcs) compared to the main part (664 pcs).

For Automotive or Enhanced Reliability Applications:

AC0603JR-073K6L (YAGEO) combines direct electrical equivalence with automotive AEC-Q200 certification and moisture-resistant features. This part is suitable for applications requiring automotive-grade components while maintaining the original ±5% tolerance specification.

RMCF0603JT3K60 (Stackpole Electronics Inc) provides automotive AEC-Q200 qualification with ±5% tolerance and ±200ppm/°C temperature coefficient. Mechanical dimensions are 0.061" L x 0.031" W (1.55mm x 0.80mm), representing a minor dimensional variation from the standard 0603 specification.

For Tighter Tolerance Requirements:

RC0603FR-073K6L (YAGEO) upgrades tolerance to ±1% while maintaining moisture-resistant construction, ROHS3 compliance, and identical package/temperature specifications. This part is Active status with substantial inventory (131,509 pcs).

ERJ-3EKF3601V (Panasonic Electronic Components) provides ±1% tolerance with automotive AEC-Q200 certification. Temperature coefficient remains ±100ppm/°C, matching the main part specification.

Parts to Avoid:

MCR03ERTF3601 and MCR03ERTJ362 (Rohm Semiconductor) are marked as Discontinued at DiGi Electronics and should not be selected for new designs despite meeting electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can RC0603JR-073K6L be used as a direct replacement for RC1608J362CS?

A: Yes. Both parts share identical electrical specifications (3.6 kOhms ±5%, 0.1W), mechanical package (0603/1608 Metric), temperature range (-55°C ~ 155°C), and moisture-resistant thick film composition. The primary difference is packaging format (Cut Tape & Digi-Reel® versus Tape & Reel), which does not affect circuit performance.

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

A: Tolerance defines the maximum deviation from the nominal resistance value. A ±5% part on 3.6 kOhms allows 3.42 kOhms to 3.78 kOhms. A ±1% part allows 3.564 kOhms to 3.636 kOhms. Tighter tolerance (±1%) is required for precision circuits; ±5% is acceptable for general-purpose applications.

Q: Are automotive AEC-Q200 parts interchangeable with standard industrial parts?

A: Automotive AEC-Q200 qualified parts (ERJ-3EKF3601V, ERJ-3GEYJ362V, RMCF0603JT3K60, AC0603JR-073K6L) meet enhanced reliability and qualification standards. They are electrically and mechanically compatible with standard parts and can be used as upgrades. However, standard parts should not replace automotive-qualified parts in automotive applications.

Q: What does MSL 1 (Unlimited) mean?

A: Moisture Sensitivity Level 1 indicates the component can be stored indefinitely without moisture-related degradation. No baking or special moisture control is required before soldering.

Q: Can I use RMCF0603JT3K60 if the original specification calls for 0603 package?

A: RMCF0603JT3K60 has dimensions 0.061" L x 0.031" W (1.55mm x 0.80mm) versus the standard 0603 specification of 0.063" L x 0.031" W (1.60mm x 0.80mm). The 0.05mm length difference is within typical PCB pad tolerance and is functionally compatible. Verify PCB layout clearances before substitution.

Q: Why are MCR03ERTF3601 and MCR03ERTJ362 listed if they are discontinued?

A: These parts are included for reference in legacy designs or existing inventory. For new designs, select from Active status parts: RC0603JR-073K6L, RC0603FR-073K6L, ERJ-3EKF3601V, ERJ-3GEYJ362V, RMCF0603JT3K60, or AC0603JR-073K6L.

Q: What is the temperature coefficient difference between ±100ppm/°C and ±200ppm/°C?

A: Temperature coefficient defines resistance change per degree Celsius. At ±100ppm/°C, a 3.6 kOhm resistor changes approximately 0.36 Ohms per °C. At ±200ppm/°C, the change is approximately 0.72 Ohms per °C. Lower temperature coefficient (±100ppm/°C) is preferred for precision applications; ±200ppm/°C is acceptable for general-purpose circuits.

Q: Is ROHS3 compliance mandatory for all substitutes?

A: All listed substitute parts maintain ROHS3 compliance, matching the main part specification. This ensures regulatory compliance for EU and similar markets.

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