RC1608J825CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J825CS is an 8.2 MOhms ±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 ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for general-purpose applications requiring high-value resistive elements in compact surface-mount form factors. Equivalent and substitute parts are identified to provide design flexibility, inventory alternatives, and performance-grade options while maintaining electrical and mechanical compatibility.

Substiute Parts

RC1608J825CS

Samsung Electro-MechanicsIn Stock: 969RC1608J825CS Datasheet

Current PartRFQ

RC0603JR-078M2L

YAGEOIn Stock: 39387RC0603JR-078M2L Datasheet

DirectRFQ

KTR03EZPF8204

Rohm SemiconductorIn Stock: 718KTR03EZPF8204 Datasheet

UpgradeRFQ

RMCF0603JT8M20

Stackpole Electronics IncIn Stock: 4833RMCF0603JT8M20 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608J825CS is determined by strict alignment with the following core parameters:

Mandatory Matching Parameters:

• Resistance Value: 8.2 MOhms (exact match required)
• Package / Case: 0603 (1608 Metric) (physical compatibility)
• Power Rating: 0.1W, 1/10W (thermal capability)
• Composition: Thick Film (manufacturing process)
• Operating Temperature Range: -55°C ~ 155°C (environmental compatibility)
• RoHS Status: ROHS3 Compliant (regulatory requirement)
• Moisture Sensitivity Level: MSL 1 (handling compatibility)

Allowable Variation Parameters:

• Tolerance: ±5% (primary specification) or tighter (±1%)
• Temperature Coefficient: ±100ppm/°C to ±200ppm/°C (performance enhancement acceptable)
• Manufacturer: Different manufacturers permitted
• Series Designation: Different series permitted
• Additional Features: Automotive AEC-Q200 qualification permitted as upgrade feature

Substitution Categories:

Direct Equivalent: RC0603JR-078M2L (YAGEO) matches all parameters identically to the main part.

Upgrade Substitutes: KTR03EZPF8204 (Rohm Semiconductor) and RMCF0603JT8M20 (Stackpole Electronics Inc) provide enhanced specifications including tighter tolerance (±1%) and/or automotive AEC-Q200 qualification while maintaining all mandatory parameters.

Parameter Comparison

Engineering Selection Recommendations

RC0603JR-078M2L (YAGEO) - Direct Equivalent Selection

This part provides identical electrical and mechanical specifications to the RC1608J825CS. Selection is appropriate for applications where component availability or supply chain continuity is the primary consideration. Both parts share identical tolerance (±5%), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). ROHS3 compliance and MSL 1 rating are maintained. This substitute is suitable for general-purpose high-impedance applications without automotive or enhanced reliability requirements.

KTR03EZPF8204 (Rohm Semiconductor) - Upgrade Selection for Precision Applications

This part provides tighter tolerance specification (±1% versus ±5%) while maintaining all other mandatory parameters. The ±1% tolerance classification makes this part suitable for applications requiring improved accuracy in high-impedance measurement circuits or precision analog signal conditioning. AEC-Q200 automotive qualification provides additional reliability assurance for applications in automotive or harsh industrial environments. Temperature coefficient remains at ±100ppm/°C, matching the main part specification. Selection is appropriate when tolerance improvement justifies component cost differential.

RMCF0603JT8M20 (Stackpole Electronics Inc) - Upgrade Selection for Automotive Applications

This part maintains ±5% tolerance matching the main part while providing AEC-Q200 automotive qualification. Temperature coefficient specification is ±200ppm/°C, which represents a relaxation from the main part (±100ppm/°C) but remains within acceptable limits for most applications. Selection is appropriate for automotive-grade designs, industrial control systems, or applications requiring AEC-Q200 component qualification. Physical dimensions show minor variation (0.061" L versus 0.063" L) but remain within 0603 package classification and PCB footprint compatibility.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C ~ 155°C operating temperature range, ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can RC0603JR-078M2L be used as a direct replacement for RC1608J825CS without circuit modification?

A: Yes. RC0603JR-078M2L is a direct equivalent with identical electrical specifications (8.2 MOhms ±5%, 0.1W, ±100ppm/°C) and identical package format (0603 / 1608 Metric). No circuit modification is required. PCB footprint compatibility is guaranteed.

Q: What is the primary difference between the main part and KTR03EZPF8204?

A: The primary difference is tolerance specification. KTR03EZPF8204 provides ±1% tolerance compared to ±5% for the main part. Both parts share identical resistance value (8.2 MOhms), power rating (0.1W), package (0603), and operating temperature range (-55°C ~ 155°C). KTR03EZPF8204 includes AEC-Q200 automotive qualification as an additional feature.

Q: Is RMCF0603JT8M20 suitable for automotive applications?

A: Yes. RMCF0603JT8M20 carries AEC-Q200 automotive qualification and maintains all mandatory parameters including 8.2 MOhms resistance, ±5% tolerance, 0.1W power rating, 0603 package, and -55°C ~ 155°C operating temperature range. The ±200ppm/°C temperature coefficient is acceptable for automotive-grade designs.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. RC0603JR-078M2L, KTR03EZPF8204, and RMCF0603JT8M20 are all ROHS3 compliant, matching the main part specification. All parts are also REACH Unaffected and carry MSL 1 (Unlimited) moisture sensitivity rating.

Q: Can I use KTR03EZPF8204 in place of RC1608J825CS if my circuit requires ±5% tolerance?

A: Yes. KTR03EZPF8204 provides ±1% tolerance, which is tighter than the ±5% requirement. A component with tighter tolerance can be used in applications specifying looser tolerance without circuit performance degradation. The ±1% specification is a performance enhancement.

Q: What is the difference in physical dimensions between the substitute parts?

A: RC1608J825CS, RC0603JR-078M2L, and KTR03EZPF8204 share identical dimensions (0.063" L x 0.031" W / 1.60mm x 0.80mm). RMCF0603JT8M20 shows minor length variation (0.061" L / 1.55mm L) but remains within 0603 package classification. All parts have identical height (0.022" / 0.55mm maximum seated height) and are PCB footprint compatible.

Q: Which substitute part should I select for general-purpose applications without special requirements?

A: RC0603JR-078M2L (YAGEO) is the appropriate selection for general-purpose applications. It provides identical specifications to the main part and is suitable for standard high-impedance applications without automotive or precision measurement requirements.

Q: Are there inventory considerations when selecting substitute parts?

A: Yes. RC0603JR-078M2L has significantly higher inventory availability (39,327 pcs) compared to RC1608J825CS (885 pcs) and KTR03EZPF8204 (696 pcs). RMCF0603JT8M20 provides intermediate availability (4,807 pcs). Selection based on inventory status is appropriate for high-volume production or time-sensitive procurement.