RG1005N-1872-B-T5 Equivalent & Substitute Parts

Part Overview

The RG1005N-1872-B-T5 is an 18.7 kOhms ±0.1% thin film chip resistor in 0402 (1005 Metric) package manufactured by Susumu. This component is rated for automotive applications under AEC-Q200 standard with anti-sulfur construction and operates across -55°C to 155°C. The part is active in production with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and automotive certifications align with the original component requirements.

Substiute Parts

RG1005N-1872-B-T5

SusumuIn Stock: 951RG1005N-1872-B-T5 Datasheet

Current PartRFQ

RQ73C1E18K7BTD

TE Connectivity Passive ProductIn Stock: 5920RQ73C1E18K7BTD Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RG1005N-1872-B-T5 is determined by strict equivalence across the following parameters:

• Resistance Value: 18.7 kOhms (exact match required)
• Tolerance: ±0.1% (exact match required)
• Power Rating: 0.063W / 1/16W (exact match required)
• Package: 0402 (1005 Metric) (exact match required)
• Composition: Thin Film (exact match required)
• Temperature Coefficient: ±10ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (exact match required)
• Automotive Certification: AEC-Q200 (exact match required)
• Anti-Sulfur Feature: Present (exact match required)
• RoHS Compliance: ROHS3 Compliant (exact match required)
• Moisture Sensitivity Level: 1 (exact match required)

The RQ73C1E18K7BTD manufactured by TE Connectivity Passive Product meets all specified parameters and qualifies as a direct substitute.

Parameter Comparison

Engineering Selection Recommendations

Both the RG1005N-1872-B-T5 and RQ73C1E18K7BTD are active production components with identical electrical and mechanical specifications. Selection between these parts is based on availability and supply chain requirements:

• RG1005N-1872-B-T5 (Susumu): 859 pieces in stock
• RQ73C1E18K7BTD (TE Connectivity): 5893 pieces in stock

Both components carry AEC-Q200 automotive certification, ROHS3 compliance, and MSL 1 rating. The RQ73C1E18K7BTD offers higher inventory availability. No performance or reliability differences exist between these parts when applied within specified operating parameters.

Frequently Asked Questions (FAQ)

Q: Can the RQ73C1E18K7BTD replace the RG1005N-1872-B-T5 in automotive applications?

A: Yes. Both components meet AEC-Q200 automotive standards with identical electrical specifications, temperature coefficients, and operating temperature ranges. The 0402 package dimensions and anti-sulfur construction are equivalent.

Q: Are the physical dimensions identical between these parts?

A: Yes. Both components measure 0.039" L x 0.020" W (1.00mm x 0.50mm) with a maximum seated height of 0.016" (0.40mm). They are mechanically interchangeable in 0402 footprints.

Q: What is the significance of the ±0.1% tolerance specification?

A: The ±0.1% tolerance indicates precision thin film construction. Both the RG1005N-1872-B-T5 and RQ73C1E18K7BTD maintain this tolerance specification, ensuring equivalent accuracy in circuit applications requiring high-precision resistive values.

Q: Do both parts require identical handling procedures?

A: Yes. Both components carry MSL 1 (Unlimited) moisture sensitivity rating, indicating no special moisture control requirements during storage or handling. Both are supplied in Tape & Reel packaging.

Q: What does the ±10ppm/°C temperature coefficient mean?

A: The temperature coefficient specifies resistance change per degree Celsius. Both parts exhibit ±10ppm/°C drift across the -55°C to 155°C operating range, ensuring stable performance in automotive temperature extremes.

Q: Are there any compliance differences between these parts?

A: No. Both components are ROHS3 compliant and carry EAR99 ECCN classification. REACH status differs (Susumu: REACH Unaffected; TE Connectivity: Vendor Undefined), but this does not affect functional equivalence or regulatory compliance for automotive applications.