RC1608J221CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J221CS is a 220 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) in a 0603 (1608 Metric) package. This component is moisture resistant and operates across the temperature range of -55°C to 155°C. The part is currently active in production with 1,096 pieces in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements demand higher tolerance specifications, when automotive-grade certifications are required, or when alternative packaging formats are needed for manufacturing optimization.

Key Parameters

Parameter	Value
Resistance	220 Ohms
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 to 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608J221CS is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 220 Ohms
Package / Case: 0603 (1608 Metric)
Power rating: 0.1W (1/10W)
Composition: Thick Film
Operating temperature range: -55°C to 155°C
Number of terminations: 2
RoHS compliance: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Allowable Variations:

Tolerance: ±5% (primary specification) or ±1% (upgrade specification)
Temperature coefficient: ±100ppm/°C or ±200ppm/°C
Packaging format: Tape & Reel (TR) or Cut Tape (CT)
Manufacturer: Samsung Electro-Mechanics, YAGEO, Vishay Dale, Stackpole Electronics Inc, Panasonic Electronic Components, or Rohm Semiconductor
Features: Moisture Resistant, Automotive AEC-Q200, or High Voltage certifications

Substitute parts are categorized as either direct equivalents (matching tolerance and features) or upgrades (enhanced tolerance or additional certifications).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op Temp Range	Features	Packaging Format	Product Status
RC1608J221CS	Samsung Electro-Mechanics	220 Ω	±5%	0.1	0603	±100	-55 to 155°C	Moisture Resistant	Tape & Reel	Active
RC1608F221CS	Samsung Electro-Mechanics	220 Ω	±1%	0.1	0603	±100	-55 to 155°C	Moisture Resistant	Cut Tape	Active
RC0603JR-07220RL	YAGEO	220 Ω	±5%	0.1	0603	±100	-55 to 155°C	Moisture Resistant	Cut Tape & Digi-Reel	Active
RCG0603220RJNEA	Vishay Dale	220 Ω	±5%	0.1	0603	±200	-55 to 155°C	None Listed	Tape & Reel	Active
RMCF0603JT220R	Stackpole Electronics Inc	220 Ω	±5%	0.1	0603	±200	-55 to 155°C	Automotive AEC-Q200	Tape & Reel	Active
ERJ-3EKF2200V	Panasonic Electronic Components	220 Ω	±1%	0.1	0603	±100	-55 to 155°C	Automotive AEC-Q200	Tape & Reel	Active
ERJ-3GEYJ221V	Panasonic Electronic Components	220 Ω	±5%	0.1	0603	±200	-55 to 155°C	Automotive AEC-Q200	Tape & Reel	Active
KTR03EZPJ221	Rohm Semiconductor	220 Ω	±5%	0.1	0603	±200	-55 to 155°C	Automotive AEC-Q200, High Voltage	Tape & Reel	Active
MCR03ERTJ221	Rohm Semiconductor	220 Ω	±5%	0.1	0603	±200	-55 to 155°C	None Listed	Cut Tape	Discontinued at DiGi Electronics
RC0603FR-07220RL	YAGEO	220 Ω	±1%	0.1	0603	±100	-55 to 155°C	Moisture Resistant	Cut Tape & Digi-Reel	Active
RMCF0603FT220R	Stackpole Electronics Inc	220 Ω	±1%	0.1	0603	±100	-55 to 155°C	Automotive AEC-Q200	Cut Tape & Digi-Reel	Active

Engineering Selection Recommendations

Direct Equivalents (Same Tolerance ±5%):

RC0603JR-07220RL (YAGEO) and RCG0603220RJNEA (Vishay Dale) are direct functional equivalents to the RC1608J221CS. Both maintain the ±5% tolerance specification and operate within the identical temperature range. RC0603JR-07220RL includes moisture resistant features matching the primary part. RCG0603220RJNEA offers an alternative from a different manufacturer with slightly different physical dimensions (1.55mm x 0.85mm vs. 1.60mm x 0.80mm) and a higher temperature coefficient of ±200ppm/°C.

RMCF0603JT220R (Stackpole Electronics Inc) and ERJ-3GEYJ221V (Panasonic Electronic Components) are direct equivalents with automotive AEC-Q200 certification. These parts are suitable for applications requiring automotive-grade reliability and are available in high inventory quantities.

Upgrade Options (±1% Tolerance):

RC1608F221CS (Samsung Electro-Mechanics), RC0603FR-07220RL (YAGEO), ERJ-3EKF2200V (Panasonic Electronic Components), and RMCF0603FT220R (Stackpole Electronics Inc) provide enhanced tolerance of ±1% with identical temperature coefficients of ±100ppm/°C. These upgrades are suitable for applications requiring tighter resistance tolerances while maintaining all other electrical and environmental specifications.

Specialized Applications:

KTR03EZPJ221 (Rohm Semiconductor) combines automotive AEC-Q200 certification with high voltage capability, suitable for automotive and industrial applications requiring enhanced voltage performance.

Discontinued Parts:

MCR03ERTJ221 (Rohm Semiconductor) is discontinued at DiGi Electronics and should not be selected for new designs or long-term supply requirements.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1608J221CS with a part having ±1% tolerance?

A: Yes. Parts with ±1% tolerance (RC1608F221CS, RC0603FR-07220RL, ERJ-3EKF2200V, RMCF0603FT220R) are direct upgrades. The tighter tolerance is a performance enhancement and does not create compatibility issues. The original circuit design remains valid.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging is supplied on continuous tape for automated pick-and-place assembly. Cut Tape (CT) is supplied in smaller quantities on tape segments. Digi-Reel is a proprietary format combining benefits of both. Selection depends on manufacturing equipment and volume requirements. Electrical performance is identical.

Q: Are automotive AEC-Q200 certified parts suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 certification indicates enhanced reliability testing and quality standards. These parts exceed standard industrial requirements and are fully compatible with non-automotive designs. They represent a performance upgrade with no compatibility concerns.

Q: What does Moisture Sensitivity Level 1 mean?

A: MSL 1 indicates unlimited shelf life without moisture control requirements. The component does not require special dry storage or baking procedures before soldering. All listed substitute parts maintain MSL 1 rating.

Q: Can I use RCG0603220RJNEA as a direct replacement if my circuit operates at high temperatures?

A: RCG0603220RJNEA has a temperature coefficient of ±200ppm/°C compared to the RC1608J221CS at ±100ppm/°C. Both operate across -55°C to 155°C. The higher temperature coefficient means greater resistance variation across the temperature range. Verify circuit tolerance requirements before substitution in temperature-sensitive applications.

Q: Why is MCR03ERTJ221 listed if it is discontinued?

A: MCR03ERTJ221 is included for reference purposes for existing designs or legacy systems. New designs should not specify this part. Alternative active parts with identical specifications are available from multiple manufacturers.

Q: What is the physical size difference between substitute parts?

A: Most parts conform to 0603 (1608 Metric) standard dimensions of 1.60mm x 0.80mm. RCG0603220RJNEA has slightly different dimensions (1.55mm x 0.85mm) and a maximum seated height of 0.50mm versus 0.55mm for other parts. These variations are within standard PCB design tolerances and do not affect placement or soldering.

Q: Are all listed parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and REACH unaffected status, matching the environmental and regulatory requirements of the primary part.

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