RC6432F270CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F270CS is a 27 Ohm ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film, moisture-resistant component operates across -55°C to 155°C and maintains ROHS3 compliance with MSL 1 rating. The part is currently active in production with 819 pieces in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility.

Substiute Parts

RC6432F270CS

Samsung Electro-MechanicsIn Stock: 846RC6432F270CS Datasheet

Current PartRFQ

RC2512FK-0727RL

YAGEOIn Stock: 5032RC2512FK-0727RL Datasheet

DirectRFQ

AC2512FK-0727RL

YAGEOIn Stock: 5030AC2512FK-0727RL Datasheet

UpgradeRFQ

CRCW251227R0FKEG

Vishay DaleIn Stock: 27598CRCW251227R0FKEG Datasheet

SimilarRFQ

RMCF2512FT27R0

Stackpole Electronics IncIn Stock: 3593RMCF2512FT27R0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F270CS is determined by strict equivalence across the following parameters:

Critical Matching Parameters:

• Resistance value: 27 Ohms
• Tolerance: ±1%
• Power rating: 1W
• Package: 2512 (6432 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Moisture sensitivity level: 1 (Unlimited)
• RoHS compliance: ROHS3

Substitute Categories:

Direct Equivalent: RC2512FK-0727RL (YAGEO) — Identical electrical and mechanical specifications with standard industrial rating.

Upgrade Option: AC2512FK-0727RL (YAGEO) — Meets all base specifications with additional Automotive AEC-Q200 qualification, suitable for automotive applications requiring enhanced reliability.

Similar Alternatives: CRCW251227R0FKEG (Vishay Dale) and RMCF2512FT27R0 (Stackpole Electronics Inc) — Both provide AEC-Q200 automotive qualification with minor dimensional variations within acceptable tolerances for 2512 package footprints.

Parameter Comparison

Engineering Selection Recommendations

For Standard Industrial Applications: RC2512FK-0727RL (YAGEO) provides direct electrical and mechanical equivalence to the RC6432F270CS with higher inventory availability (5021 units) and tape & reel packaging suitable for automated assembly.

For Automotive Applications: AC2512FK-0727RL (YAGEO), CRCW251227R0FKEG (Vishay Dale), or RMCF2512FT27R0 (Stackpole Electronics Inc) are appropriate selections. All three carry AEC-Q200 automotive qualification. CRCW251227R0FKEG offers the highest inventory level (27574 units), while RMCF2512FT27R0 maintains dimensional alignment closest to the original Samsung part.

For High-Volume Production: CRCW251227R0FKEG (Vishay Dale) is recommended due to superior stock availability and established supply chain presence.

For Direct Replacement Without Specification Changes: RC2512FK-0727RL (YAGEO) is the primary equivalent, maintaining all electrical parameters and environmental ratings of the original RC6432F270CS.

Frequently Asked Questions (FAQ)

Q: Can AC2512FK-0727RL replace RC6432F270CS in non-automotive circuits?

A: Yes. AC2512FK-0727RL meets all electrical and mechanical specifications of RC6432F270CS. The AEC-Q200 automotive qualification is an additional feature that does not restrict use in standard industrial applications.

Q: What is the significance of the 2512 package designation?

A: The 2512 package (6432 Metric) defines the physical footprint: 0.248" to 0.250" length and 0.122" to 0.126" width. All listed substitutes conform to this standard, ensuring PCB pad compatibility without layout modifications.

Q: Are there dimensional differences between substitute parts?

A: Minor variations exist within acceptable tolerances. RC6432F270CS and RMCF2512FT27R0 share identical length (0.248" / 6.30mm). YAGEO parts (RC2512FK-0727RL and AC2512FK-0727RL) measure 0.250" (6.35mm) length. CRCW251227R0FKEG measures 0.248" (6.30mm) length. All variations remain within 2512 package specification and do not affect PCB assembly.

Q: What does MSL 1 (Unlimited) rating mean for substitution?

A: MSL 1 indicates unlimited shelf life without moisture bake requirements prior to soldering. All listed substitutes carry identical MSL 1 rating, confirming equivalent moisture handling and storage requirements.

Q: Is tape & reel packaging compatible with bulk packaging requirements?

A: Tape & reel packaging is standard for automated pick-and-place assembly. If manual assembly or bulk handling is required, confirm packaging format compatibility with assembly processes before procurement.

Q: Do all substitutes maintain ±100ppm/°C temperature coefficient?

A: Yes. All listed substitutes specify ±100ppm/°C temperature coefficient, matching the original RC6432F270CS across the full -55°C to 155°C operating range.

Q: Which substitute offers the best supply chain stability?

A: CRCW251227R0FKEG (Vishay Dale) demonstrates the highest inventory level (27574 units) among listed alternatives, indicating strong supply chain presence and availability for high-volume requirements.