RC1608J225CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J225CS is a 2.2 MOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. Equivalent and substitute parts are identified to support procurement flexibility, design optimization, and supply chain continuity.

Substiute Parts

RC1608J225CS

Samsung Electro-MechanicsIn Stock: 916RC1608J225CS Datasheet

Current PartRFQ

RC0603JR-072M2L

YAGEOIn Stock: 498634RC0603JR-072M2L Datasheet

DirectRFQ

KTR03EZPF2204

Rohm SemiconductorIn Stock: 5617KTR03EZPF2204 Datasheet

UpgradeRFQ

RMCF0603JT2M20

Stackpole Electronics IncIn Stock: 21369RMCF0603JT2M20 Datasheet

UpgradeRFQ

AC0603JR-072M2L

YAGEOIn Stock: 8954AC0603JR-072M2L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608J225CS is determined by strict alignment of electrical and mechanical parameters. The following criteria establish valid substitution relationships:

Primary Substitution Criteria:

• Resistance value: 2.2 MOhms (exact match required)
• Package / Case: 0603 (1608 Metric) (exact match required)
• Power rating: 0.1W minimum
• Composition: Thick Film
• Operating temperature range: -55°C ~ 155°C minimum coverage
• Moisture Sensitivity Level: 1 (Unlimited)
• RoHS Status: ROHS3 Compliant

Tolerance Consideration: Tolerance specifications may vary. Parts with tighter tolerance (±1%) are classified as upgrades and provide enhanced precision for applications requiring stricter component matching. Parts with ±5% tolerance are classified as direct equivalents.

Automotive Qualification: Parts bearing AEC-Q200 automotive qualification represent enhanced reliability options suitable for automotive and high-reliability applications, though not required for general industrial use.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent (RC0603JR-072M2L - YAGEO): This part provides functional equivalence to the RC1608J225CS with identical electrical specifications, tolerance, temperature coefficient, and moisture-resistant construction. Both components share the same 0603 package footprint and thermal characteristics. Selection of this substitute is appropriate for applications requiring direct replacement without design modification.

Upgrade Option with Enhanced Tolerance (KTR03EZPF2204 - Rohm Semiconductor): This component offers tighter tolerance specification (±1% versus ±5%) while maintaining identical resistance value, power rating, and package format. The ±1% tolerance provides improved component matching for precision applications. AEC-Q200 automotive qualification indicates enhanced reliability screening. The High Voltage feature designation and absence of explicit moisture-resistant specification represent design differences; this upgrade is suitable for applications where precision tolerance is prioritized.

Automotive-Qualified Equivalent (RMCF0603JT2M20 - Stackpole Electronics Inc): This part maintains ±5% tolerance matching the original specification and includes AEC-Q200 automotive qualification. The temperature coefficient specification of ±200ppm/°C (versus ±100ppm/°C in the original) represents a measurable difference in thermal stability. Physical dimensions show minor variation (1.55mm length versus 1.60mm). This substitute is appropriate for automotive applications or designs requiring AEC-Q200 compliance.

Automotive-Qualified Equivalent with Moisture Resistance (AC0603JR-072M2L - YAGEO): This component combines ±5% tolerance, moisture-resistant construction, and AEC-Q200 automotive qualification. Electrical and thermal specifications align with the original part. This option is suitable for applications requiring both moisture resistance and automotive-grade reliability.

Frequently Asked Questions (FAQ)

Q: Can RC0603JR-072M2L replace RC1608J225CS in any application? A: Yes. RC0603JR-072M2L provides direct functional equivalence with identical resistance, tolerance, power rating, package format, temperature range, and moisture-resistant construction. No design modification is required.

Q: What is the advantage of KTR03EZPF2204 over the original part? A: KTR03EZPF2204 provides ±1% tolerance compared to ±5% in the RC1608J225CS, enabling tighter component matching for precision circuits. AEC-Q200 automotive qualification indicates enhanced reliability screening. This upgrade is beneficial for applications requiring improved tolerance performance.

Q: Are automotive-qualified parts (RMCF0603JT2M20, AC0603JR-072M2L) required for non-automotive applications? A: No. AEC-Q200 qualification is not required for general industrial applications. These parts are suitable for automotive use but may be selected for any application where enhanced reliability screening is desired.

Q: What is the significance of the ±200ppm/°C temperature coefficient in RMCF0603JT2M20? A: The ±200ppm/°C specification indicates greater resistance variation across temperature extremes compared to ±100ppm/°C in other options. For applications operating across the full -55°C to 155°C range, this represents a measurable difference in thermal stability. Selection depends on circuit tolerance requirements.

Q: Are all substitute parts available in Tape & Reel packaging? A: Yes. All listed substitute parts are supplied in Tape & Reel (TR) packaging format, matching the original component's packaging specification.

Q: Can these parts be used interchangeably on the same PCB assembly? A: Yes. All substitute parts share identical 0603 (1608 Metric) package footprints and land patterns. Physical dimensions are equivalent or within acceptable tolerance for standard PCB assembly processes.

Q: What is MSL 1 (Unlimited) moisture sensitivity rating? A: MSL 1 indicates the component requires no special moisture control during storage, handling, or assembly. These parts can be stored and processed without desiccant packaging or time-limited floor life restrictions.

Q: Are all parts ROHS3 compliant? A: Yes. All listed parts meet ROHS3 compliance requirements, confirming absence of restricted substances including lead, cadmium, and hexavalent chromium.