LVC25JR150EV Equivalent & Substitute Parts

Part Overview

The LVC25JR150EV is a 150 mOhms ±5% 1W thick film chip resistor in 2512 (6432 Metric) package manufactured by Ohmite. This component is designed for current sense applications with moisture-resistant construction. The part is classified as obsolete, making substitute components necessary for new designs and ongoing production requirements. Equivalent and upgraded alternatives are available from active manufacturers with improved specifications and enhanced compliance certifications.

Substiute Parts

LVC25JR150EV

OhmiteIn Stock: 801LVC25JR150EV Datasheet

Current PartRFQ

PT2512FK-070R15L

YAGEOIn Stock: 21144PT2512FK-070R15L Datasheet

UpgradeRFQ

CRM2512-FX-R150ELF

Bourns Inc.In Stock: 60208CRM2512-FX-R150ELF Datasheet

MFR RecommendedRFQ

RL73H3AR15FTDF

TE Connectivity Passive ProductIn Stock: 4987RL73H3AR15FTDF Datasheet

MFR RecommendedRFQ

RL73H3AR15FTE

TE Connectivity Passive ProductIn Stock: 10853RL73H3AR15FTE Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LVC25JR150EV is determined by the following critical parameters:

• Resistance Value: Must be 150 mOhms (exact match required)
• Package / Case: Must be 2512 (6432 Metric) for mechanical and electrical compatibility
• Power Rating: Minimum 1W; higher ratings (2W) are acceptable for derating applications
• Tolerance: ±5% or better (±1% substitutes provide improved accuracy)
• Composition: Thick film construction maintained across all substitutes
• RoHS Compliance: ROHS3 Compliant status required
• Moisture Sensitivity: MSL 1 (Unlimited) maintained

Substitute parts are grouped by tolerance grade and power rating. Parts with ±1% tolerance and active product status represent upgraded alternatives. Parts with equal or higher power ratings provide design flexibility for thermal management.

Parameter Comparison

Engineering Selection Recommendations

PT2512FK-070R15L (YAGEO) is suitable for applications requiring improved tolerance (±1%) and extended operating temperature range (-55°C ~ 155°C). This part includes automotive AEC-Q200 qualification, making it appropriate for automotive and industrial environments. The lower temperature coefficient (±75ppm/°C) provides enhanced stability in temperature-sensitive current sense circuits.

CRM2512-FX-R150ELF (Bourns Inc.) offers increased power dissipation capability at 2W, providing thermal margin for high-current applications. This part maintains ±1% tolerance and supports the extended temperature range. The higher power rating allows for conservative design practices without changing package footprint.

RL73H3AR15FTDF and RL73H3AR15FTE (TE Connectivity) are functionally equivalent alternatives with ±1% tolerance and active product status. Both parts support the extended operating temperature range and maintain current sense application suitability. These options provide supply chain diversity from an established passive component manufacturer.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and 2512 package compatibility with the original LVC25JR150EV.

Frequently Asked Questions (FAQ)

Q: Can PT2512FK-070R15L replace LVC25JR150EV in all applications?

A: Yes, PT2512FK-070R15L is a direct functional substitute. It maintains the 150 mOhms resistance, 2512 package, and thick film composition. The improved ±1% tolerance and extended temperature range (-55°C ~ 155°C) provide enhanced performance compared to the obsolete original part.

Q: What is the difference between 1W and 2W power ratings in the CRM2512-FX-R150ELF?

A: The CRM2512-FX-R150ELF is rated for 2W continuous power dissipation versus 1W for the original part. This higher rating allows the component to operate at higher current levels or provides thermal derating margin. The 2512 package dimensions remain identical, ensuring mechanical compatibility.

Q: Are all substitute parts suitable for automotive applications?

A: PT2512FK-070R15L includes AEC-Q200 automotive qualification. The other substitutes (CRM2512-FX-R150ELF, RL73H3AR15FTDF, RL73H3AR15FTE) are suitable for general industrial and commercial applications. Verify specific automotive requirements with application specifications.

Q: What does ±1% tolerance mean compared to ±5%?

A: ±1% tolerance indicates tighter resistance value control. For a 150 mOhm resistor, ±1% tolerance limits variation to ±1.5 mOhms, while ±5% allows ±7.5 mOhms variation. Tighter tolerance improves current sense measurement accuracy in precision circuits.

Q: Are the physical dimensions identical across all substitute parts?

A: All parts use the 2512 (6432 Metric) package with minor dimensional variations within the package specification. Length ranges from 6.30mm to 6.35mm, width from 3.10mm to 3.30mm, and height from 0.65mm to 0.80mm. These variations are within standard PCB footprint tolerances and do not affect interchangeability.

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

A: MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations. These parts do not require special moisture-controlled storage or handling procedures, simplifying inventory management and reducing production constraints.