RCP0505B50R0JS3 Equivalent & Substitute Parts

Part Overview

The RCP0505B50R0JS3 is a 50 Ohm ±5% 1.4W chip resistor in 0505 (1412 Metric) package manufactured by Vishay Dale. This thick film, moisture-resistant component operates across -65°C to 155°C and is classified as Active product status. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained within the allowed parameter tolerances for this resistor category.

Substiute Parts

RCP0505B50R0JS3

Vishay DaleIn Stock: 715RCP0505B50R0JS3 Datasheet

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RCP0505W50R0GEB

Vishay DaleIn Stock: 4118RCP0505W50R0GEB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution for the RCP0505B50R0JS3 is determined by strict equivalence in the following parameters:

• Resistance value: 50 Ohms (exact match required)
• Power rating: 1.4W (exact match required)
• Package / Case: 0505 (1412 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Operating temperature range: -65°C ~ 155°C (exact match required)
• Temperature coefficient: ±150ppm/°C (exact match required)
• Features: Moisture Resistant (exact match required)

Tolerance may vary within acceptable substitution parameters. The RCP0505W50R0GEB qualifies as a substitute due to matching all critical electrical and mechanical parameters while offering improved tolerance specification.

Parameter Comparison

Engineering Selection Recommendations

The RCP0505W50R0GEB serves as a direct substitute for the RCP0505B50R0JS3 based on identical electrical specifications and mechanical compatibility. The substitute part offers improved tolerance performance (±2% versus ±5%) while maintaining all critical operating parameters. The RCP0505W50R0GEB achieves ROHS3 compliance, whereas the main part is RoHS non-compliant. Both parts share identical package dimensions, termination count, and moisture sensitivity classification, ensuring seamless integration into existing PCB designs without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can RCP0505W50R0GEB replace RCP0505B50R0JS3 in all applications?

A: Yes, the RCP0505W50R0GEB is electrically and mechanically equivalent. Both parts maintain 50 Ohm resistance, 1.4W power rating, identical package dimensions (0505 / 1412 Metric), and matching operating temperature ranges (-65°C ~ 155°C). The substitute offers tighter tolerance (±2% vs ±5%), which may improve circuit performance in precision applications.

Q: What is the primary difference between these two parts?

A: The main differences are tolerance specification and RoHS compliance status. The RCP0505W50R0GEB provides ±2% tolerance compared to ±5% for the RCP0505B50R0JS3, and achieves ROHS3 compliance versus non-compliant status of the main part.

Q: Are the physical dimensions identical?

A: Yes. Both parts use the 0505 (1412 Metric) package with dimensions of 0.055" L x 0.050" W (1.40mm x 1.27mm) and maximum seated height of 0.025" (0.64mm). PCB footprints are interchangeable.

Q: Do both parts have the same moisture sensitivity rating?

A: Yes. Both RCP0505B50R0JS3 and RCP0505W50R0GEB are classified as MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Which part should be selected for new designs?

A: Selection depends on compliance requirements and tolerance specifications. For applications requiring RoHS3 compliance or tighter tolerance control, the RCP0505W50R0GEB is the appropriate choice. Both parts are Active status and suitable for production use.