RC1005F7321CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F7321CS is a 7.32 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This surface mount device is rated at 0.063W (1/16W) power dissipation with moisture resistant construction and operates across the temperature range of -55°C to 155°C. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified to support component availability, supply chain flexibility, and design optimization across multiple manufacturers while maintaining electrical and mechanical compatibility.

Substiute Parts

RC1005F7321CS

Samsung Electro-MechanicsIn Stock: 822RC1005F7321CS Datasheet

Current PartRFQ

CR0402-FX-7321GLF

Bourns Inc.In Stock: 20844CR0402-FX-7321GLF Datasheet

DirectRFQ

RC0402FR-077K32L

YAGEOIn Stock: 671208RC0402FR-077K32L Datasheet

DirectRFQ

ERJ-2RKF7321X

Panasonic Electronic ComponentsIn Stock: 129277ERJ-2RKF7321X Datasheet

UpgradeRFQ

AC0402FR-077K32L

YAGEOIn Stock: 3593AC0402FR-077K32L Datasheet

SimilarRFQ

CRCW04027K32FKED

Vishay DaleIn Stock: 111807CRCW04027K32FKED Datasheet

SimilarRFQ

RMCF0402FT7K32

Stackpole Electronics IncIn Stock: 303988RMCF0402FT7K32 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F7321CS are classified based on strict electrical and mechanical parameter alignment. The primary substitution criteria are: identical resistance value (7.32 kOhms), tolerance (±1%), package format (0402/1005 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and termination count (2).

Direct equivalents maintain all parameters including power rating (0.063W/1/16W) and moisture resistant features. These parts are interchangeable without circuit redesign.

Upgrade substitutes feature enhanced power ratings (0.1W/1/10W) or automotive qualification (AEC-Q200) while maintaining all other core electrical parameters. These provide improved thermal performance or reliability certification.

Similar substitutes include automotive-qualified variants with AEC-Q200 certification or enhanced moisture resistance while preserving the 0.063W power rating and all electrical specifications.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and identical physical dimensions (0.039" L × 0.020" W / 1.00mm × 0.50mm).

Parameter Comparison

Engineering Selection Recommendations

For direct replacement without circuit modification: Select CR0402-FX-7321GLF (Bourns Inc.) or RC0402FR-077K32L (YAGEO). Both maintain identical electrical specifications and power rating to the RC1005F7321CS. RC0402FR-077K32L offers additional moisture resistant construction matching the original part specification.

For applications requiring enhanced thermal performance: Select ERJ-2RKF7321X (Panasonic Electronic Components). This upgrade substitute provides 0.1W power rating (versus 0.063W) while maintaining all other electrical parameters. Automotive AEC-Q200 certification is included.

For automotive or mission-critical applications: Select AC0402FR-077K32L (YAGEO), CRCW04027K32FKED (Vishay Dale), or RMCF0402FT7K32 (Stackpole Electronics Inc). All three parts carry AEC-Q200 automotive qualification with identical 0.063W power rating and electrical specifications. AC0402FR-077K32L additionally includes moisture resistant construction.

All substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility with standard PCB assembly processes and environmental requirements.

Frequently Asked Questions (FAQ)

Q: Can CR0402-FX-7321GLF be used as a direct replacement for RC1005F7321CS?

A: Yes. Both parts share identical resistance (7.32 kOhms), tolerance (±1%), power rating (0.063W), package (0402), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). The CR0402-FX-7321GLF is a direct electrical and mechanical equivalent.

Q: What is the difference between RC0402FR-077K32L and CR0402-FX-7321GLF?

A: Both are direct equivalents with identical electrical specifications. RC0402FR-077K32L includes moisture resistant construction, matching the original RC1005F7321CS specification. CR0402-FX-7321GLF does not specify moisture resistant features. Selection depends on application moisture exposure requirements.

Q: Can ERJ-2RKF7321X replace RC1005F7321CS in any circuit?

A: ERJ-2RKF7321X is an upgrade substitute with higher power rating (0.1W versus 0.063W). It maintains all other electrical parameters and can replace the original part in any application. The increased power rating provides additional thermal margin without affecting circuit function. AEC-Q200 automotive certification is included.

Q: Are automotive-qualified parts (AC0402FR-077K32L, CRCW04027K32FKED, RMCF0402FT7K32) suitable for non-automotive applications?

A: Yes. Automotive-qualified parts meet or exceed standard industrial specifications. AEC-Q200 certification indicates enhanced reliability testing and quality assurance. These parts are fully compatible with non-automotive circuits and provide superior reliability margins.

Q: Do all substitute parts have the same physical dimensions as RC1005F7321CS?

A: Yes. All substitute parts use the 0402 (1005 Metric) package with dimensions of 0.039" L × 0.020" W (1.00mm × 0.50mm). Height variations are minimal (0.015" to 0.016" seated maximum), ensuring compatibility with standard PCB layouts and pick-and-place equipment.

Q: What is the significance of MSL 1 rating on these parts?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture baking requirements. All listed parts carry MSL 1 rating, eliminating moisture-related handling constraints during storage and assembly.

Q: Can these parts be used interchangeably in production without design changes?

A: Yes, within the same substitution category. Direct equivalents (CR0402-FX-7321GLF, RC0402FR-077K32L) are fully interchangeable. Upgrade substitutes (ERJ-2RKF7321X) with higher power ratings are also interchangeable without circuit redesign. Automotive-qualified variants maintain identical electrical performance and are interchangeable for standard applications.