RC6432F4530CS 453 Ohm 1% 1W 2512 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC6432F4530CS is a 453 Ohm ±1% 1W thick film chip resistor in 2512 (6432 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture resistant characteristics and ROHS3 compliance. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and environmental ratings align with the original component's functional requirements, enabling direct replacement in circuit designs without performance degradation.

Substiute Parts

RC6432F4530CS

Samsung Electro-MechanicsIn Stock: 776RC6432F4530CS Datasheet

Current PartRFQ

ERJ-1TNF4530U

Panasonic Electronic ComponentsIn Stock: 2323ERJ-1TNF4530U Datasheet

SimilarRFQ

RMCF2512FT453R

Stackpole Electronics IncIn Stock: 8543RMCF2512FT453R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC6432F4530CS are qualified based on strict electrical and mechanical parameter alignment. The substitution logic requires:

Electrical Parameters (Non-Negotiable):

• Resistance value: 453 Ohms (exact match)
• Tolerance: ±1% (exact match)
• Power rating: 1W (exact match or higher)
• Composition: Thick Film (exact match)
• Temperature coefficient: ±100ppm/°C (exact match)
• Operating temperature range: -55°C ~ 155°C (exact match or wider)

Mechanical Parameters (Non-Negotiable):

• Package / Case: 2512 (6432 Metric) (exact match for PCB compatibility)
• Number of terminations: 2 (exact match)

Environmental & Compliance Parameters (Required):

• Moisture Sensitivity Level: MSL 1 (Unlimited) (exact match)
• RoHS Status: ROHS3 Compliant (exact match)
• REACH Status: REACH Unaffected (exact match)

The identified substitute parts meet all critical parameters and are therefore electrically and mechanically interchangeable with the RC6432F4530CS in circuit applications.

Parameter Comparison

Engineering Selection Recommendations

RC6432F4530CS (Samsung Electro-Mechanics) - Primary Selection

The RC6432F4530CS maintains Active product status with moisture resistant characteristics. This component is suitable for new designs requiring standard industrial applications with ROHS3 and REACH compliance. Current inventory of 701 pieces supports immediate procurement requirements.

RMCF2512FT453R (Stackpole Electronics Inc) - Preferred Substitute

The RMCF2512FT453R is classified as Active product status and provides AEC-Q200 automotive qualification. All electrical parameters match the RC6432F4530CS exactly. Physical dimensions are identical to the main part (0.248" L x 0.126" W). This component is suitable for both standard industrial and automotive applications. High inventory availability (8491 pieces) ensures supply continuity. Stackpole's RMCF series is widely used in automotive and industrial sectors.

ERJ-1TNF4530U (Panasonic Electronic Components) - Alternative Substitute

The ERJ-1TNF4530U is classified as Not For New Designs, indicating this part is in mature/end-of-life phase. While all electrical specifications match the RC6432F4530CS, and AEC-Q200 automotive qualification is provided, the product status restricts its use to legacy system maintenance and repair applications only. Physical dimensions show minor variation (0.252" L vs. 0.248" L), which remains within standard PCB layout tolerances for 2512 package footprints. Inventory availability is substantial (2215 pieces), but procurement should be limited to replacement scenarios for existing designs.

Frequently Asked Questions (FAQ)

Q1: Can ERJ-1TNF4530U replace RC6432F4530CS in new product designs?

No. The ERJ-1TNF4530U carries "Not For New Designs" product status. For new designs, use RC6432F4530CS or RMCF2512FT453R. The ERJ-1TNF4530U is restricted to maintenance and repair of existing systems only.

Q2: What is the difference between the three substitute parts?

All three parts share identical electrical specifications (453 Ohms, ±1%, 1W, ±100ppm/°C, -55°C ~ 155°C). The primary differences are: (1) Product status (RC6432F4530CS and RMCF2512FT453R are Active; ERJ-1TNF4530U is Not For New Designs), (2) Automotive qualification (RMCF2512FT453R and ERJ-1TNF4530U have AEC-Q200; RC6432F4530CS does not), and (3) Minor physical dimension variations within standard tolerances.

Q3: Are there physical compatibility concerns when substituting these parts?

All three parts use the 2512 (6432 Metric) package with identical width (0.126" / 3.20mm) and two terminations. Length variations (0.248" to 0.252") and height variations (0.026" to 0.028") are within standard PCB footprint tolerances for 2512 packages and do not affect mechanical compatibility or soldering processes.

Q4: Which substitute part should I select for automotive applications?

For automotive applications, select RMCF2512FT453R. This part carries AEC-Q200 qualification, Active product status, and identical electrical specifications to the RC6432F4530CS. If legacy system support is required, ERJ-1TNF4530U also provides AEC-Q200 qualification but is restricted to repair applications.

Q5: What is the significance of MSL 1 (Unlimited) rating?

MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations. All three substitute parts share this rating, meaning they can be stored indefinitely without special moisture control measures and do not require baking before soldering. This simplifies inventory management and procurement logistics.

Q6: Are all substitute parts ROHS3 and REACH compliant?

Yes. All three parts (RC6432F4530CS, ERJ-1TNF4530U, and RMCF2512FT453R) are ROHS3 Compliant and REACH Unaffected. They meet current environmental and regulatory requirements for industrial and automotive applications in regulated markets.

Q7: What inventory considerations should guide my selection?

RC6432F4530CS has 701 pieces available. RMCF2512FT453R has 8491 pieces available. ERJ-1TNF4530U has 2215 pieces available. For high-volume production, RMCF2512FT453R offers the largest inventory buffer. For immediate small-quantity needs, all three parts are in stock.