RC1005F9090CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F9090CS is a 909 Ohms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format with 1/16W (0.063W) power rating. This component is classified as Active product status and is designed for general-purpose applications requiring moisture-resistant characteristics. The part is supplied in Cut Tape (CT) packaging with 918 pieces currently in stock.

Equivalent and substitute parts are identified to address supply chain continuity, alternative packaging formats (Tape & Reel availability), enhanced performance ratings, or automotive-grade certifications when required by application specifications.

Substiute Parts

RC1005F9090CS

Samsung Electro-MechanicsIn Stock: 942RC1005F9090CS Datasheet

Current PartRFQ

CR0402-FX-9090GLF

Bourns Inc.In Stock: 47828CR0402-FX-9090GLF Datasheet

DirectRFQ

RC0402FR-07909RL

YAGEOIn Stock: 188665RC0402FR-07909RL Datasheet

DirectRFQ

ERJ-2RKF9090X

Panasonic Electronic ComponentsIn Stock: 108345ERJ-2RKF9090X Datasheet

UpgradeRFQ

AC0402FR-07909RL

YAGEOIn Stock: 21098AC0402FR-07909RL Datasheet

SimilarRFQ

CRCW0402909RFKED

Vishay DaleIn Stock: 113250CRCW0402909RFKED Datasheet

SimilarRFQ

CRCW0402909RFKTD

Vishay DaleIn Stock: 10792CRCW0402909RFKTD Datasheet

SimilarRFQ

RMCF0402FT909R

Stackpole Electronics IncIn Stock: 26673RMCF0402FT909R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts are classified into three categories based on electrical and mechanical compatibility with the RC1005F9090CS:

Direct Substitutes maintain identical electrical specifications (909 Ohms ±1%, 0.063W, 0402 package) and thermal characteristics (±100ppm/°C, -55°C to 155°C operating range). These parts differ only in packaging format (Tape & Reel vs. Cut Tape) or manufacturer series designation. Direct substitutes include CR0402-FX-9090GLF (Bourns Inc.) and RC0402FR-07909RL (YAGEO).

Upgrade Substitutes provide enhanced power rating or automotive qualification while maintaining core electrical parameters. ERJ-2RKF9090X (Panasonic) offers 0.1W (1/10W) power rating with AEC-Q200 automotive certification, suitable for applications requiring higher power dissipation capability or automotive-grade reliability.

Similar Substitutes maintain electrical specifications but add automotive AEC-Q200 certification or alternative moisture-resistant features. These include AC0402FR-07909RL (YAGEO), CRCW0402909RFKED (Vishay Dale), CRCW0402909RFKTD (Vishay Dale), and RMCF0402FT909R (Stackpole Electronics Inc.).

Substitution eligibility is determined by matching: resistance value (909 Ohms), tolerance (±1%), package format (0402), composition (Thick Film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C).

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Non-Automotive Applications): RC0402FR-07909RL (YAGEO) is the primary direct substitute, offering identical electrical and thermal specifications with moisture-resistant characteristics matching the original RC1005F9090CS. This part maintains ROHS3 compliance and provides significantly higher inventory availability (188,646 pieces). CR0402-FX-9090GLF (Bourns Inc.) serves as an alternative direct substitute with comparable specifications and substantial stock levels (47,798 pieces).

For Automotive Applications (AEC-Q200 Required): AC0402FR-07909RL (YAGEO) combines automotive AEC-Q200 certification with moisture-resistant features and ROHS3 compliance, making it suitable for automotive-grade circuit designs. CRCW0402909RFKED (Vishay Dale) and RMCF0402FT909R (Stackpole Electronics Inc.) provide equivalent automotive qualification with ROHS3 compliance and adequate inventory levels.

For Enhanced Power Dissipation: ERJ-2RKF9090X (Panasonic Electronic Components) offers 0.1W power rating (versus 0.063W standard) with AEC-Q200 automotive certification. This upgrade is applicable when circuit thermal analysis indicates higher power dissipation requirements while maintaining the 909 Ohms resistance specification.

Compliance Considerations: CRCW0402909RFKTD (Vishay Dale) exhibits RoHS non-compliance and REACH-affected status and should be avoided in applications requiring regulatory compliance with current environmental directives.

All substitute parts maintain the 0402 package format, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating temperature range, ensuring functional compatibility within specified thermal and electrical operating windows.

Frequently Asked Questions (FAQ)

Q: Can RC0402FR-07909RL replace RC1005F9090CS in all applications? A: RC0402FR-07909RL maintains identical electrical specifications (909 Ohms ±1%, 0.063W), thermal characteristics (±100ppm/°C, -55°C to 155°C), and moisture-resistant features. The primary difference is packaging format (Tape & Reel vs. Cut Tape). Functional compatibility is confirmed for non-automotive applications. Verify packaging compatibility with assembly equipment specifications.

Q: What is the difference between direct substitutes and automotive-grade alternatives? A: Direct substitutes (CR0402-FX-9090GLF, RC0402FR-07909RL) maintain identical electrical and thermal parameters without automotive certification. Automotive-grade alternatives (AC0402FR-07909RL, CRCW0402909RFKED, RMCF0402FT909R) include AEC-Q200 certification, indicating compliance with automotive reliability and qualification standards. Selection depends on application requirements.

Q: Is ERJ-2RKF9090X a suitable replacement for RC1005F9090CS? A: ERJ-2RKF9090X provides electrical compatibility (909 Ohms ±1%, ±100ppm/°C, -55°C to 155°C) but offers enhanced power rating (0.1W vs. 0.063W) and AEC-Q200 automotive certification. This part is suitable as an upgrade substitute when higher power dissipation capability or automotive qualification is required. Physical dimensions remain identical (0402 package).

Q: Why do some substitutes show different packaging formats? A: RC1005F9090CS is supplied in Cut Tape (CT) format, while most substitutes are available in Tape & Reel (TR) format. Both packaging formats contain identical components; the difference reflects manufacturing and distribution methods. Verify that assembly equipment supports the selected packaging format before procurement.

Q: What does ROHS3 compliance indicate? A: ROHS3 compliance indicates conformance to the Restriction of Hazardous Substances Directive 2011/65/EU, restricting specific hazardous materials in electrical and electronic equipment. All recommended substitutes except CRCW0402909RFKTD maintain ROHS3 compliance, ensuring regulatory alignment with current environmental standards.

Q: Are all 0402 package resistors mechanically interchangeable? A: All listed substitutes maintain identical 0402 (1005 Metric) package dimensions (0.039" L x 0.020" W, 1.00mm x 0.50mm) with maximum seated heights of 0.016" (0.40mm), except AC0402FR-07909RL at 0.015" (0.37mm). This minor height variation does not affect PCB assembly compatibility. Electrical and thermal specifications remain identical across all substitutes.

Q: Which substitute offers the best inventory availability? A: RC0402FR-07909RL (YAGEO) provides the highest inventory level at 188,646 pieces, followed by CRCW0402909RFKED (Vishay Dale) at 113,183 pieces and ERJ-2RKF9090X (Panasonic) at 108,262 pieces. Inventory levels support high-volume production requirements and reduce supply chain risk.