RCP1206B75R0JS2 Equivalent & Substitute Parts

Part Overview

The RCP1206B75R0JS2 is a 75 Ohm ±5% 2.4W chip resistor in 1206 (3216 Metric) package manufactured by Vishay Dale. This thick film, moisture-resistant component is designed for general-purpose SMD applications requiring moderate power dissipation and standard tolerance specifications. The part is currently active in production with 865 units in stock. Substitute parts are identified to address inventory availability, enhanced specifications, or compliance requirements in production environments.

Substiute Parts

RCP1206B75R0JS2

Vishay DaleIn Stock: 887RCP1206B75R0JS2 Datasheet

Current PartRFQ

RCP1206W75R0GEB

Vishay DaleIn Stock: 7331RCP1206W75R0GEB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCP1206B75R0JS2 is determined by the following critical parameters:

• Resistance Value: Must be 75 Ohms (exact match required)
• Package / Case: Must be 1206 (3216 Metric) for PCB footprint compatibility
• Power Rating: Must be 2.4W or greater to maintain thermal performance
• Composition: Thick film construction ensures consistent electrical characteristics
• Temperature Coefficient: ±150ppm/°C maintains frequency stability across operating range
• Operating Temperature Range: Must support -65°C ~ 155°C minimum
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures reliability in standard storage conditions

The RCP1206W75R0GEB qualifies as a direct substitute based on these parameters. The primary difference is an improved tolerance specification (±2% versus ±5%), which represents an upgrade in precision without compromising any functional or mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

The RCP1206W75R0GEB serves as a direct functional substitute for the RCP1206B75R0JS2 with the following considerations:

Tolerance Upgrade: The substitute part provides ±2% tolerance compared to the original ±5%. This enhanced precision is suitable for applications where tighter resistance values are beneficial and does not introduce incompatibility.

Compliance Status: The RCP1206W75R0GEB is ROHS3 compliant, whereas the RCP1206B75R0JS2 is RoHS non-compliant. Selection should align with end-product regulatory requirements and supply chain policies.

Inventory and Availability: The substitute part has significantly higher stock availability (7240 units versus 865 units), making it preferable for high-volume production or extended lead-time mitigation.

Electrical and Mechanical Compatibility: Both parts are identical in resistance value, power rating, package dimensions, and thermal characteristics. Direct PCB footprint compatibility is confirmed.

Frequently Asked Questions (FAQ)

Q: Can RCP1206W75R0GEB replace RCP1206B75R0JS2 in existing designs?

A: Yes. Both parts share identical resistance (75 Ohms), power rating (2.4W), package (1206), dimensions, and thermal specifications. The substitute has improved tolerance (±2% vs ±5%) and does not introduce electrical or mechanical incompatibility.

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

A: The main differences are tolerance specification (±2% versus ±5%) and RoHS compliance status (ROHS3 Compliant versus RoHS non-compliant). Functionally and mechanically, the parts are equivalent.

Q: Are the physical dimensions identical?

A: Yes. Both parts measure 0.122" L x 0.060" W (3.10mm x 1.52mm) with a maximum seated height of 0.025" (0.64mm). PCB footprint compatibility is confirmed.

Q: Does the ±2% tolerance of the substitute affect circuit performance?

A: The tighter tolerance of the substitute part does not negatively affect performance. It provides improved precision, which may benefit applications sensitive to resistance variation.

Q: What is the operating temperature range for both parts?

A: Both parts operate across -65°C ~ 155°C with a temperature coefficient of ±150ppm/°C.

Q: Are both parts available in Tape & Reel packaging?

A: Yes. Both RCP1206B75R0JS2 and RCP1206W75R0GEB are supplied in Tape & Reel (TR) packaging suitable for automated assembly.