RSMF3JB2K20 Equivalent & Substitute Parts

Part Overview

The RSMF3JB2K20 is a 2.2 kOhms ±5% 3W through-hole resistor manufactured by Stackpole Electronics Inc. This metal oxide film axial resistor features flame-proof and safety characteristics, designed for applications requiring reliable power dissipation in harsh thermal environments. The part is Active status and ROHS3 compliant. Substitute parts are identified to address packaging availability and inventory requirements while maintaining identical electrical and mechanical specifications.

Substiute Parts

RSMF3JB2K20

Stackpole Electronics IncIn Stock: 799RSMF3JB2K20 Datasheet

Current PartRFQ

RSMF3JT2K20

Stackpole Electronics IncIn Stock: 1085RSMF3JT2K20 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RSMF3JB2K20 is determined by strict equivalence across all electrical and mechanical parameters. The substitute part RSMF3JT2K20 maintains identical specifications for resistance value, tolerance, power rating, composition, temperature coefficient, operating temperature range, physical dimensions, and compliance certifications. The only difference between these parts is packaging format: RSMF3JB2K20 is supplied in Bulk packaging, while RSMF3JT2K20 is supplied in Tape & Reel (TR) format. Both parts are from the same RSMF series and manufactured by Stackpole Electronics Inc.

Parameter Comparison

Engineering Selection Recommendations

Both RSMF3JB2K20 and RSMF3JT2K20 are Active status components with identical electrical performance and mechanical compatibility. Selection between these parts is based on packaging requirements and supply chain considerations. The RSMF3JB2K20 in Bulk packaging is suitable for manual assembly, prototyping, and low-volume applications. The RSMF3JT2K20 in Tape & Reel format is optimized for automated pick-and-place assembly and high-volume production environments. Both parts maintain ROHS3 compliance and REACH Unaffected status, ensuring regulatory compliance across applications.

Frequently Asked Questions (FAQ)

Q: Can RSMF3JT2K20 be used as a direct replacement for RSMF3JB2K20?

A: Yes. Both parts are electrically and mechanically identical. The difference is packaging format only. RSMF3JT2K20 is supplied in Tape & Reel format while RSMF3JB2K20 is supplied in Bulk format. Component performance in the circuit is identical.

Q: What is the difference between Bulk and Tape & Reel packaging?

A: Bulk packaging supplies loose components suitable for manual handling and assembly. Tape & Reel packaging supplies components on continuous tape in reels, optimized for automated assembly equipment. Both formats contain the same component.

Q: Are there any electrical performance differences between these parts?

A: No. Both parts have identical resistance value (2.2 kOhms), tolerance (±5%), power rating (3W), temperature coefficient (±200ppm/°C), and operating temperature range (-55°C to 235°C).

Q: Do both parts meet the same compliance standards?

A: Yes. Both RSMF3JB2K20 and RSMF3JT2K20 are ROHS3 compliant and REACH Unaffected.

Q: Which part should I select for automated assembly?

A: RSMF3JT2K20 in Tape & Reel format is designed for automated pick-and-place assembly systems.

Q: Which part should I select for manual assembly or prototyping?

A: RSMF3JB2K20 in Bulk packaging is suitable for manual assembly, prototyping, and applications where loose component handling is preferred.