4-1879361-1 Equivalent & Substitute Parts

Part Overview

The 4-1879361-1 is a 15 kOhms ±0.1% thin film chip resistor manufactured by TE Connectivity Passive Product in the 0603 (1608 Metric) package. This surface-mount device (SMD) is rated for 0.063W (1/16W) power dissipation with a temperature coefficient of ±10ppm/°C and operates across the -55°C to 155°C temperature range. The part is currently active in production with 724 units in stock. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design optimization across multiple manufacturers while maintaining electrical and mechanical compatibility.

Substiute Parts

4-1879361-1

TE Connectivity Passive ProductIn Stock: 7734-1879361-1 Datasheet

Current PartRFQ

RNCF0603BTT15K0

Stackpole Electronics IncIn Stock: 10989RNCF0603BTT15K0 Datasheet

DirectRFQ

ERA-3ARB153V

Panasonic Electronic ComponentsIn Stock: 22140ERA-3ARB153V Datasheet

UpgradeRFQ

ERA-3ARW153V

Panasonic Electronic ComponentsIn Stock: 6107ERA-3ARW153V Datasheet

UpgradeRFQ

RT0603BRB0715KL

YAGEOIn Stock: 3212RT0603BRB0715KL Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 4-1879361-1 is determined by strict equivalence across the following critical parameters: resistance value (15 kOhms), tolerance (±0.1%), package type (0603 / 1608 Metric), composition (thin film), temperature coefficient (±10ppm/°C), and operating temperature range (-55°C to 155°C). All identified substitute parts maintain these core electrical and mechanical specifications. Power rating variations are permitted where the substitute part meets or exceeds the original specification (0.063W minimum). Moisture sensitivity level (MSL 1) and termination count (2) are consistent across all alternatives. Substitute parts are grouped by manufacturer and include options with enhanced compliance certifications (ROHS3, AEC-Q200) and improved tolerance specifications (±0.05%) where applicable.

Parameter Comparison

Engineering Selection Recommendations

All four substitute parts are active products with confirmed production status and meet the core electrical specifications of the 4-1879361-1. Selection among substitutes is based on application requirements and compliance certifications:

RNCF0603BTT15K0 (Stackpole Electronics Inc): Direct substitute with ±0.1% tolerance, 0.1W power rating, and AEC-Q200 automotive qualification. ROHS3 compliant. Suitable for automotive and industrial applications requiring automotive-grade reliability.

ERA-3ARB153V (Panasonic Electronic Components): Direct substitute with ±0.1% tolerance, 0.1W power rating, and AEC-Q200 automotive qualification. ROHS3 compliant. Highest inventory availability (22,105 units). Suitable for automotive and industrial applications.

ERA-3ARW153V (Panasonic Electronic Components): Enhanced tolerance substitute with ±0.05% tolerance (tighter than original specification), 0.1W power rating, and AEC-Q200 automotive qualification. ROHS3 compliant. Recommended for precision analog circuits and measurement applications requiring superior tolerance performance.

RT0603BRB0715KL (YAGEO): Direct substitute with ±0.1% tolerance and 0.1W power rating. ROHS3 compliant. Standard industrial-grade thin film resistor without automotive certification. Suitable for general industrial and consumer applications.

All substitutes feature identical package dimensions, MSL rating, and temperature performance. Power rating upgrades (0.063W to 0.1W) provide thermal margin without affecting circuit operation.

Frequently Asked Questions (FAQ)

Q: Can ERA-3ARW153V replace 4-1879361-1 in all applications?

A: Yes. ERA-3ARW153V meets all electrical and mechanical specifications of 4-1879361-1. The ±0.05% tolerance is superior to the original ±0.1% specification and provides enhanced precision. Both parts operate across -55°C to 155°C with identical temperature coefficients and package dimensions.

Q: What is the difference between the Panasonic ERA-3ARB153V and ERA-3ARW153V?

A: Both parts are electrically and mechanically equivalent to 4-1879361-1. The primary difference is tolerance: ERA-3ARB153V maintains ±0.1% tolerance matching the original specification, while ERA-3ARW153V provides tighter ±0.05% tolerance. Both include AEC-Q200 automotive qualification and ROHS3 compliance.

Q: Are all substitute parts suitable for automotive applications?

A: RNCF0603BTT15K0, ERA-3ARB153V, and ERA-3ARW153V carry AEC-Q200 automotive qualification. RT0603BRB0715KL does not specify automotive certification and is classified as industrial-grade. Selection depends on application requirements.

Q: Does the 0.1W power rating of substitutes affect circuit design?

A: No. The substitute parts' 0.1W (1/10W) power rating exceeds the original 0.063W (1/16W) specification. This upgrade provides additional thermal margin and does not alter circuit behavior. The parts are electrically and thermally compatible in all applications where the original part was specified.

Q: Are the physical dimensions identical across all parts?

A: All parts conform to the 0603 (1608 Metric) package standard. Length and width are 0.061" to 0.063" (1.55mm to 1.60mm) and 0.031" (0.80mm) respectively. Height is 0.022" (0.55mm) maximum. Minor dimensional variations within package tolerance do not affect PCB layout or assembly.

Q: What is the MSL rating and why is it important?

A: All parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity. These parts do not require special moisture control during storage, handling, or assembly. Standard warehouse conditions are acceptable.

Q: Which substitute offers the best value for general industrial applications?

A: RT0603BRB0715KL provides direct electrical equivalence with ±0.1% tolerance and ROHS3 compliance at industrial-grade specifications. For applications not requiring automotive certification, this part offers cost-effective substitution.

Q: Can substitutes be mixed in the same production batch?

A: Yes. All substitute parts meet identical electrical specifications, package requirements, and operating parameters. Mixed sourcing is permissible from a technical standpoint. Verify procurement and quality documentation requirements with your supply chain management process.