RC6432F5902CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F5902CS is a 59 kOhms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package format. This thick film, moisture-resistant component operates across the temperature range of -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently in active production status with 1076 units available in inventory. Substitute parts are necessary to address supply chain flexibility, alternative sourcing options, and specific application requirements such as automotive qualification or design phase transitions.

Substiute Parts

RC6432F5902CS

Samsung Electro-MechanicsIn Stock: 1153RC6432F5902CS Datasheet

Current PartRFQ

CRCW251259K0FKEG

Vishay DaleIn Stock: 4432CRCW251259K0FKEG Datasheet

SimilarRFQ

ERJ-1TNF5902U

Panasonic Electronic ComponentsIn Stock: 5039ERJ-1TNF5902U Datasheet

SimilarRFQ

RMCF2512FT59K0

Stackpole Electronics IncIn Stock: 12376RMCF2512FT59K0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F5902CS is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters must match without exception:

• Resistance value of 59 kOhms with ±1% tolerance
• Power dissipation capability of 1W
• Package format 2512 (6432 Metric) with 2 terminations
• Thick film composition
• Temperature coefficient of ±100ppm/°C
• Operating temperature range of -55°C to 155°C
• ROHS3 compliance and MSL 1 rating

All three substitute parts listed (CRCW251259K0FKEG, ERJ-1TNF5902U, and RMCF2512FT59K0) meet these exact specifications. Differences in physical dimensions (length, width, height) within the 2512 package tolerance, packaging format (Tape & Reel versus bulk), and additional certifications (such as AEC-Q200 automotive qualification) do not disqualify substitution but may be relevant for specific application contexts.

Parameter Comparison

Engineering Selection Recommendations

CRCW251259K0FKEG (Vishay Dale) is suitable for applications requiring automotive-grade components with AEC-Q200 qualification. This part maintains active production status and offers 4369 units in current inventory. Physical dimensions remain within 2512 package tolerance specifications.

ERJ-1TNF5902U (Panasonic Electronic Components) carries AEC-Q200 automotive qualification and has 4975 units available. However, this part is designated "Not For New Designs," indicating it is in mature or declining production phase. Use of this part should be limited to legacy system maintenance or existing design continuity where alternative sources are constrained.

RMCF2512FT59K0 (Stackpole Electronics Inc) is designated for active production with the highest inventory availability at 12362 units. This part includes AEC-Q200 automotive qualification and maintains identical electrical specifications and physical dimensions matching the original RC6432F5902CS.

For new designs, CRCW251259K0FKEG or RMCF2512FT59K0 are preferred due to active product status. For existing designs currently using RC6432F5902CS, all three substitutes provide electrical and mechanical equivalence within specified tolerances.

Frequently Asked Questions (FAQ)

Q: Can CRCW251259K0FKEG replace RC6432F5902CS in existing designs?

A: Yes. Both parts are electrically and mechanically equivalent with identical resistance (59 kOhms ±1%), power rating (1W), package format (2512), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). Minor dimensional variations (width 3.15mm vs 3.20mm, height 0.70mm vs 0.66mm) remain within 2512 package tolerance specifications and do not affect PCB layout or thermal performance.

Q: Why does ERJ-1TNF5902U show "Not For New Designs" status?

A: This designation indicates the part is in mature production phase and Panasonic does not recommend its use in new circuit designs. Existing designs currently using this part may continue operation, but new designs should select CRCW251259K0FKEG or RMCF2512FT59K0 for long-term supply assurance.

Q: What is the significance of AEC-Q200 qualification on substitute parts?

A: AEC-Q200 is an automotive industry standard qualification for passive components. CRCW251259K0FKEG, ERJ-1TNF5902U, and RMCF2512FT59K0 all carry this certification, indicating enhanced reliability testing and suitability for automotive applications. The original RC6432F5902CS does not list AEC-Q200 qualification but remains suitable for non-automotive applications.

Q: Are there packaging format differences between these parts?

A: RC6432F5902CS is supplied in bulk packaging. CRCW251259K0FKEG, ERJ-1TNF5902U, and RMCF2512FT59K0 are supplied in Tape & Reel (TR) format. Tape & Reel packaging is standard for automated assembly processes and does not affect electrical performance or component specifications.

Q: Can these parts be used interchangeably on the same PCB?

A: Yes, within the constraints of PCB layout and assembly equipment. All four parts use the 2512 (6432 Metric) package with 2 terminations. Physical dimension variations (maximum 0.004" length difference, 0.002" width difference, 0.002" height difference) are within standard 2512 package tolerances and do not require PCB redesign.

Q: Which substitute part offers the best long-term availability?

A: RMCF2512FT59K0 from Stackpole Electronics Inc is recommended for long-term availability, with 12362 units currently in inventory and active production status. CRCW251259K0FKEG from Vishay Dale is the secondary choice with 4369 units available and active status.