RCP0505B75R0JS6 Equivalent & Substitute Parts

Part Overview

The RCP0505B75R0JS6 is a 75 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 currently in active production 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

RCP0505B75R0JS6

Vishay DaleIn Stock: 718RCP0505B75R0JS6 Datasheet

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RCP0505W75R0GEB

Vishay DaleIn Stock: 1947RCP0505W75R0GEB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution for the RCP0505B75R0JS6 is determined by strict equivalence in the following critical parameters:

• Resistance Value: 75 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)
• Moisture Resistance: Required feature (exact match required)

The substitute part RCP0505W75R0GEB meets all these criteria. The primary difference is tolerance specification: the substitute offers ±2% tolerance compared to the main part's ±5% tolerance, representing an upgrade in precision without altering functional compatibility or mechanical fit.

Parameter Comparison

Engineering Selection Recommendations

The RCP0505W75R0GEB serves as a direct substitute for the RCP0505B75R0JS6 with the following considerations:

Tolerance Upgrade: The substitute part provides ±2% tolerance versus ±5%, offering improved precision for applications requiring tighter resistance values. This upgrade does not compromise compatibility and may enhance circuit performance in precision-sensitive applications.

RoHS Compliance: The substitute part is ROHS3 compliant, whereas the main part is RoHS non-compliant. For applications subject to RoHS regulations or environmental compliance requirements, the substitute part is the appropriate selection.

Electrical and Mechanical Compatibility: Both parts are electrically and mechanically identical across all critical parameters including resistance, power rating, package dimensions, operating temperature range, and temperature coefficient. Direct substitution is valid for all applications where the main part is specified.

Availability: The substitute part maintains higher inventory levels (1922 Pcs vs. 686 Pcs), supporting supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can RCP0505W75R0GEB replace RCP0505B75R0JS6 in existing designs?

A: Yes. Both parts are electrically and mechanically identical across all critical parameters. The substitute offers improved tolerance (±2% vs. ±5%) and RoHS3 compliance without altering form factor, power rating, or thermal characteristics.

Q: What is the significance of the tolerance difference between ±5% and ±2%?

A: Tolerance defines the acceptable deviation from the nominal 75 Ohm resistance value. The ±2% tolerance of the substitute part provides a tighter resistance band, beneficial for precision circuits. The ±5% tolerance of the main part is suitable for general-purpose applications where wider tolerance is acceptable.

Q: Are the physical dimensions identical?

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

Q: What does RoHS3 compliance mean for the substitute part?

A: ROHS3 compliance indicates the substitute part meets Restriction of Hazardous Substances regulations, restricting specific hazardous materials in electrical and electronic equipment. The main part is RoHS non-compliant. For applications in regulated markets or with environmental requirements, the substitute part is the appropriate choice.

Q: Are the operating temperature ranges the same?

A: Yes. Both parts operate across -65°C to 155°C with identical temperature coefficient of ±150ppm/°C, ensuring equivalent thermal performance across the full operating range.

Q: Can I use these parts interchangeably in my PCB assembly?

A: Yes. Identical package specifications, termination count, and physical dimensions ensure direct interchangeability in PCB assembly processes without design or layout modifications.