RG1005P-3740-B-T5 Equivalent & Substitute Parts

Part Overview

The RG1005P-3740-B-T5 is a 374 Ohms ±0.1% thin film chip resistor manufactured by Susumu in 0402 (1005 Metric) package format. This surface mount device is rated for 0.063W (1/16W) power dissipation and features anti-sulfur coating with automotive AEC-Q200 qualification. The component is actively produced and widely used in automotive and industrial applications requiring precision resistive elements with tight tolerance specifications.

Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct interchangeability in circuit designs.

Substiute Parts

RG1005P-3740-B-T5

SusumuIn Stock: 1040RG1005P-3740-B-T5 Datasheet

Current PartRFQ

CPF0402B374RE1

TE Connectivity Passive ProductIn Stock: 1760CPF0402B374RE1 Datasheet

DirectRFQ

ERA-2AEB3740X

Panasonic Electronic ComponentsIn Stock: 20717ERA-2AEB3740X Datasheet

DirectRFQ

RT0402BRD07374RL

YAGEOIn Stock: 17711RT0402BRD07374RL Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RG1005P-3740-B-T5 is determined by the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 374 Ohms
• Tolerance: ±0.1%
• Power rating: 0.063W (1/16W) minimum
• Temperature coefficient: ±25ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Compatibility Requirements:

• Package type: 0402 (1005 Metric)
• Physical dimensions: 0.039" L x 0.020" W (1.00mm x 0.50mm)
• Number of terminations: 2
• Composition: Thin Film

Compliance Requirements:

• RoHS3 Compliant
• Moisture Sensitivity Level: MSL 1 (Unlimited)

All identified substitute parts meet these core parameters, ensuring functional and physical interchangeability without circuit redesign or board layout modification.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (Automotive Applications): The ERA-2AEB3740X (Panasonic) and RG1005P-3740-B-T5 (Susumu) are both AEC-Q200 qualified components suitable for automotive environments. Both parts carry identical electrical specifications and operating temperature ranges. Selection between these two should be based on availability and supply chain requirements.

Secondary Selection (Industrial Applications): The CPF0402B374RE1 (TE Connectivity) and RT0402BRD07374RL (YAGEO) are suitable for non-automotive industrial applications. Both parts meet all electrical and mechanical requirements with ROHS3 compliance and MSL 1 rating. These components lack automotive AEC-Q200 certification and should not be used in automotive circuits requiring this qualification.

Height Consideration: The CPF0402B374RE1 and RT0402BRD07374RL feature a maximum seated height of 0.014" (0.35mm), compared to 0.016" (0.40mm) for the RG1005P-3740-B-T5 and ERA-2AEB3740X. This 0.002" (0.05mm) difference is within standard PCB assembly tolerances and does not affect interchangeability.

Compliance Status: All four parts are ROHS3 compliant with MSL 1 rating, ensuring compatibility with modern manufacturing processes and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RG1005P-3740-B-T5 with any of the listed alternatives?

A: Direct substitution is possible for all listed parts in applications where the specific certifications are not mandated. For automotive applications requiring AEC-Q200 qualification, only the ERA-2AEB3740X (Panasonic) and RG1005P-3740-B-T5 (Susumu) are appropriate selections.

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

A: The ±0.1% tolerance indicates a precision thin film resistor suitable for applications requiring tight resistance accuracy. All substitute parts maintain this tolerance specification, ensuring equivalent performance in precision analog circuits.

Q: Are there any physical differences that would affect PCB assembly?

A: All parts conform to the 0402 (1005 Metric) package standard with identical length and width dimensions (0.039" x 0.020"). The maximum seated height varies by 0.002" (0.05mm) between manufacturers, which is within standard PCB assembly tolerances and does not require design modifications.

Q: What does MSL 1 (Unlimited) mean for component handling?

A: MSL 1 classification indicates the component has unlimited shelf life and does not require special moisture control during storage or handling. This simplifies inventory management and reduces component preparation time before assembly.

Q: Can these parts be used interchangeably in existing designs?

A: Yes, all listed substitute parts are electrically and mechanically equivalent to the RG1005P-3740-B-T5 within the specified parameters. No circuit redesign or PCB layout modification is required for substitution, provided that automotive AEC-Q200 certification requirements are not applicable.

Q: What is the temperature coefficient specification used for?

A: The ±25ppm/°C temperature coefficient defines the resistor's resistance change per degree Celsius across the operating temperature range. All substitute parts share this specification, ensuring consistent performance across the -55°C to 155°C operating range.