RC1608J182CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J182CS is a 1.8 kOhms ±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 and operates across the temperature range of -55°C to 155°C. The part is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating and is currently in active production status with 926 pieces available in inventory.

Equivalent and substitute parts are necessary when the original RC1608J182CS becomes unavailable, when alternative packaging formats are required, or when upgraded tolerance specifications are needed for enhanced circuit performance. Substitute selection must maintain electrical compatibility across resistance value, power rating, package dimensions, and operating temperature range.

Substiute Parts

RC1608J182CS

Samsung Electro-MechanicsIn Stock: 1000RC1608J182CS Datasheet

Current PartRFQ

RC0603JR-071K8L

YAGEOIn Stock: 308701RC0603JR-071K8L Datasheet

DirectRFQ

CRG0603F1K8

TE Connectivity Passive ProductIn Stock: 21014CRG0603F1K8 Datasheet

UpgradeRFQ

ERJ-3EKF1801V

Panasonic Electronic ComponentsIn Stock: 32601ERJ-3EKF1801V Datasheet

UpgradeRFQ

ERJ-3GEYJ182V

Panasonic Electronic ComponentsIn Stock: 273081ERJ-3GEYJ182V Datasheet

UpgradeRFQ

KTR03EZPF1801

Rohm SemiconductorIn Stock: 5690KTR03EZPF1801 Datasheet

UpgradeRFQ

RC0603FR-071K8L

YAGEOIn Stock: 1000494RC0603FR-071K8L Datasheet

UpgradeRFQ

RMCF0603FT1K80

Stackpole Electronics IncIn Stock: 192526RMCF0603FT1K80 Datasheet

UpgradeRFQ

RMCF0603JG1K80

Stackpole Electronics IncIn Stock: 49407RMCF0603JG1K80 Datasheet

UpgradeRFQ

AC0603JR-071K8L

YAGEOIn Stock: 10137AC0603JR-071K8L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608J182CS are categorized into three groups based on their relationship to the original specification:

Direct Substitutes (Equivalent Tolerance): Parts maintaining the ±5% tolerance specification with identical electrical and mechanical parameters. These parts are pin-compatible and functionally interchangeable without circuit redesign.

Upgrade Substitutes (Improved Tolerance): Parts with ±1% tolerance specification, providing tighter resistance accuracy than the original ±5% specification. These parts maintain all other critical parameters including 1.8 kOhms resistance, 0.1W power rating, 0603 package, and -55°C to 155°C operating temperature range. Upgrade substitutes are backward compatible and can replace the original part in applications where improved tolerance is beneficial.

Similar Parts (Enhanced Features): Parts with identical core electrical specifications but additional certifications such as Automotive AEC-Q200 qualification or enhanced moisture resistance. These parts meet or exceed the original specification requirements.

Substitution logic is based strictly on the following critical parameters:

• Resistance value: 1.8 kOhms (exact match required)
• Power rating: 0.1W minimum (equal or higher acceptable)
• Package: 0603 (1608 Metric) (exact match required)
• Operating temperature: -55°C to 155°C minimum (equal or wider range acceptable)
• Composition: Thick Film (maintained across all substitutes)
• RoHS compliance: ROHS3 (maintained across all substitutes)

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Equivalent Tolerance ±5%):

RC0603JR-071K8L (YAGEO) is the primary direct substitute, offering identical electrical specifications with 308,684 pieces in inventory. This part maintains ±5% tolerance, ±100ppm/°C temperature coefficient, and moisture-resistant composition. The primary difference is packaging format (Tape & Reel versus Cut Tape), which affects procurement and assembly processes but not electrical performance.

RMCF0603JG1K80 (Stackpole Electronics Inc) provides equivalent tolerance with Automotive AEC-Q200 certification. This part is suitable for applications requiring automotive-grade reliability. The temperature coefficient is ±200ppm/°C, which represents a wider tolerance band across temperature variations compared to the original ±100ppm/°C specification.

ERJ-3GEYJ182V (Panasonic Electronic Components) offers equivalent tolerance with Automotive AEC-Q200 qualification and 273,044 pieces in inventory. Temperature coefficient is ±200ppm/°C.

AC0603JR-071K8L (YAGEO) combines equivalent tolerance with Automotive AEC-Q200 certification and moisture-resistant composition, providing enhanced reliability features while maintaining the original electrical specification.

For Upgraded Performance (±1% Tolerance):

CRG0603F1K8 (TE Connectivity Passive Product) provides ±1% tolerance upgrade with standard industrial-grade specifications. This part is suitable for applications requiring tighter resistance accuracy without automotive certification requirements.

ERJ-3EKF1801V (Panasonic Electronic Components) offers ±1% tolerance with Automotive AEC-Q200 certification and 32,558 pieces in inventory.

KTR03EZPF1801 (Rohm Semiconductor) provides ±1% tolerance with Automotive AEC-Q200 certification and High Voltage features, suitable for automotive and high-voltage applications.

RC0603FR-071K8L (YAGEO) offers ±1% tolerance with moisture-resistant composition and 1,000,400 pieces in inventory, providing the highest stock availability among upgrade options.

RMCF0603FT1K80 (Stackpole Electronics Inc) delivers ±1% tolerance with Automotive AEC-Q200 certification and 192,450 pieces in inventory.

All substitute parts maintain ROHS3 compliance, MSL 1 (Unlimited) moisture sensitivity rating, and -55°C to 155°C operating temperature range. Selection should be based on packaging requirements (Cut Tape versus Tape & Reel), automotive certification needs, and inventory availability for the specific application.

Frequently Asked Questions (FAQ)

Q: Can I use a ±1% tolerance part as a substitute for the ±5% original specification?

A: Yes. A ±1% tolerance part is a direct upgrade that provides tighter resistance accuracy than the ±5% original specification. All ±1% substitute parts listed maintain identical resistance value (1.8 kOhms), power rating (0.1W), package (0603), and operating temperature range (-55°C to 155°C). The ±1% tolerance is a subset of the ±5% tolerance range, making these parts functionally superior and backward compatible.

Q: What is the difference between Cut Tape (CT) and Tape & Reel (TR) packaging?

A: Cut Tape packaging provides individual component strips suitable for manual assembly or small-volume production. Tape & Reel packaging provides components on continuous reels suitable for automated pick-and-place assembly equipment. Both packaging formats contain identical components; the difference is in procurement and assembly process compatibility. Selection depends on manufacturing equipment and production volume requirements.

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

A: Yes. Automotive AEC-Q200 certification indicates compliance with automotive industry reliability and testing standards. Parts meeting AEC-Q200 qualification exceed standard industrial-grade requirements and are suitable for any application. Using AEC-Q200 certified parts in non-automotive applications provides enhanced reliability without any compatibility issues.

Q: What does Temperature Coefficient ±100ppm/°C versus ±200ppm/°C mean for substitution?

A: Temperature coefficient indicates how much the resistance value changes across the operating temperature range. ±100ppm/°C represents a tighter specification with less resistance drift across temperature variations compared to ±200ppm/°C. For the RC1608J182CS operating across -55°C to 155°C (210°C range), a ±100ppm/°C part exhibits approximately ±2.1% resistance change, while a ±200ppm/°C part exhibits approximately ±4.2% resistance change. Parts with ±100ppm/°C provide superior temperature stability. Parts with ±200ppm/°C remain within acceptable tolerance ranges for most applications but exhibit greater resistance variation.

Q: Can I substitute RMCF0603JG1K80 (±5%, ±200ppm/°C) for RC1608J182CS (±5%, ±100ppm/°C)?

A: Yes. Both parts maintain ±5% tolerance and identical electrical specifications. The RMCF0603JG1K80 has a wider temperature coefficient (±200ppm/°C versus ±100ppm/°C), which means greater resistance drift across temperature variations but still within acceptable tolerance bands. This substitution is valid for applications where the wider temperature coefficient is acceptable. The RMCF0603JG1K80 provides Automotive AEC-Q200 certification as an additional benefit.

Q: What inventory considerations should guide my substitution choice?

A: RC0603FR-071K8L (YAGEO) offers the highest inventory availability with 1,000,400 pieces in stock, providing supply chain security for high-volume production. ERJ-3GEYJ182V (Panasonic) provides 273,044 pieces, and RC0603JR-071K8L (YAGEO) provides 308,684 pieces. For applications requiring immediate availability or high-volume procurement, these three options provide optimal supply chain flexibility. Smaller inventory quantities (5,595 to 49,327 pieces) may require longer lead times for large-volume orders.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance, matching the original RC1608J182CS specification. ROHS3 compliance is maintained across all manufacturers and tolerance grades, ensuring regulatory compatibility for applications subject to RoHS requirements.

Q: What is MSL 1 (Unlimited) moisture sensitivity rating?

A: MSL 1 (Unlimited) indicates the component can be stored indefinitely without moisture-related degradation. This is the least restrictive moisture sensitivity level, meaning no special moisture-control storage conditions are required. All substitute parts maintain MSL 1 rating, ensuring identical moisture handling requirements and storage compatibility with the original part.