RG2012P-470-B-T1 Equivalent & Substitute Parts

Part Overview

The RG2012P-470-B-T1 is a 47 Ohm ±0.1% thin film chip resistor manufactured by Susumu in 0805 (2012 Metric) package format with 0.125W power rating. This component is rated for automotive applications under AEC-Q200 standard and features anti-sulfur construction. The part is currently classified as obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility for ongoing production and repair applications.

Key Parameters

Parameter	Value
Resistance	47 Ohms
Tolerance	±0.1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RG2012P-470-B-T1 is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

Resistance value: 47 Ohms (exact match required)
Tolerance: ±0.1% or tighter (±0.05% acceptable as upgrade)
Package: 0805 (2012 Metric) form factor
Power rating: Minimum 0.125W (higher ratings acceptable)
Composition: Thin film construction
Temperature range: Minimum -55°C ~ 155°C coverage
Compliance: AEC-Q200 automotive rating and ROHS3 compliance

Direct Substitutes maintain identical electrical specifications and packaging. These parts are interchangeable without circuit redesign.

Upgrade Substitutes offer improved performance characteristics (tighter tolerance, lower temperature coefficient, or higher power rating) while maintaining all primary electrical and mechanical parameters. These parts provide enhanced performance in the same footprint.

Similar Parts share the same resistance, tolerance, and package but may differ in secondary features (such as current sense capability) or minor dimensional variations. Application-specific evaluation is required.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Temp Range (°C)	Package	Status	Features
RG2012P-470-B-T1	Susumu	47 Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Obsolete	Anti-Sulfur, AEC-Q200
RG2012P-470-B-T5	Susumu	47 Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Active	Anti-Sulfur, AEC-Q200
RG2012N-470-B-T5	Susumu	47 Ω	±0.1%	0.125	±10	-55 ~ 155	0805	Active	Anti-Sulfur, AEC-Q200
RG2012N-470-W-T5	Susumu	47 Ω	±0.05%	0.125	±10	-55 ~ 155	0805	Active	Anti-Sulfur, AEC-Q200
RG2012P-470-W-T5	Susumu	47 Ω	±0.05%	0.125	±25	-55 ~ 155	0805	Active	Anti-Sulfur, AEC-Q200
ERA-6AEB470V	Panasonic Electronic Components	47 Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Active	AEC-Q200
RT0805BRD0747RL	YAGEO	47 Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Active	Thin Film
TNPW080547R0BEEA	Vishay Dale	47 Ω	±0.1%	0.26	±25	-55 ~ 175	0805	Active	Anti-Sulfur, AEC-Q200, Moisture Resistant
TNPW080547R0BEEN	Vishay Dale	47 Ω	±0.1%	0.26	±25	-55 ~ 175	0805	Active	Anti-Sulfur, AEC-Q200, Moisture Resistant
CRT0805-BY-47R0ELF	Bourns Inc.	47 Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Active	Current Sense, Thin Film

Engineering Selection Recommendations

Direct Substitutes (Identical Electrical and Mechanical Specifications):

RG2012P-470-B-T5 is the primary direct substitute for RG2012P-470-B-T1. Both parts are manufactured by Susumu with identical electrical parameters and packaging. The T5 variant is active in production with 46,288 units in stock, providing immediate availability. This part maintains the same tolerance (±0.1%), power rating (0.125W), temperature coefficient (±25ppm/°C), and operating range (-55°C ~ 155°C). Packaging differs only in format (Tape & Reel versus bulk), which does not affect electrical performance.

ERA-6AEB470V manufactured by Panasonic Electronic Components is a direct electrical equivalent with identical resistance, tolerance, power rating, and temperature specifications. This part is AEC-Q200 rated and ROHS3 compliant with 20,849 units in stock. The maximum seated height is 0.024" compared to 0.020" for the original part, which remains within standard PCB assembly tolerances.

RT0805BRD0747RL manufactured by YAGEO is electrically equivalent with matching resistance, tolerance, power rating, and temperature coefficient. This part is active with 986 units in stock and maintains full AEC-Q200 compliance and ROHS3 status.

Upgrade Substitutes (Enhanced Performance):

RG2012N-470-B-T5 offers improved temperature stability with a temperature coefficient of ±10ppm/°C compared to ±25ppm/°C in the original part, while maintaining all other electrical and mechanical specifications. This part is manufactured by Susumu and is active in production.

RG2012N-470-W-T5 and RG2012P-470-W-T5 provide tighter tolerance (±0.05% versus ±0.1%) in addition to the same package and power rating. RG2012N-470-W-T5 combines tighter tolerance with improved temperature coefficient (±10ppm/°C). Both parts are active and suitable for applications requiring higher precision.

Higher Power Rating Alternatives:

TNPW080547R0BEEA and TNPW080547R0BEEN manufactured by Vishay Dale provide doubled power rating (0.26W versus 0.125W) in the same 0805 package footprint. These parts maintain ±0.1% tolerance and ±25ppm/°C temperature coefficient. Extended operating temperature range (-55°C ~ 175°C) provides additional thermal margin. Both parts are AEC-Q200 rated with anti-sulfur and moisture-resistant construction. These parts are suitable for applications requiring higher power dissipation capability.

Application-Specific Consideration:

CRT0805-BY-47R0ELF manufactured by Bourns Inc. is designated as a current sense resistor. This part maintains identical electrical specifications to the original component but includes specialized design features for current sensing applications. Selection of this part is appropriate only when current sense functionality is required in the circuit design.

Frequently Asked Questions (FAQ)

Q: Can RG2012P-470-B-T5 be used as a direct replacement for RG2012P-470-B-T1?

A: Yes. RG2012P-470-B-T5 is a direct substitute with identical electrical specifications (47 Ohms ±0.1%, 0.125W, ±25ppm/°C, -55°C ~ 155°C). The difference between T1 and T5 designations refers to packaging format (bulk versus Tape & Reel), not electrical performance. Both parts are 0805 package, thin film construction, and AEC-Q200 rated.

Q: What is the difference between the Susumu RG series parts (RG2012P versus RG2012N)?

A: The RG2012P and RG2012N variants differ in temperature coefficient. RG2012P parts have ±25ppm/°C temperature coefficient, while RG2012N parts have ±10ppm/°C. The "W" designation indicates ±0.05% tolerance, while "B" indicates ±0.1% tolerance. All variants maintain the same 47 Ohm resistance, 0.125W power rating, 0805 package, and AEC-Q200 compliance.

Q: Are the Vishay Dale TNPW parts suitable replacements?

A: TNPW080547R0BEEA and TNPW080547R0BEEN are electrically compatible with identical resistance, tolerance, and temperature coefficient. The primary difference is doubled power rating (0.26W versus 0.125W) and extended temperature range (-55°C ~ 175°C). These parts are suitable for applications where higher power dissipation or extended temperature operation is beneficial. The 0805 package footprint is identical, allowing direct PCB placement.

Q: What is the significance of AEC-Q200 rating?

A: AEC-Q200 is the automotive electronics council qualification standard for passive components. All recommended substitutes maintain this certification, ensuring compliance with automotive reliability and quality requirements. This rating is critical for automotive applications and should not be compromised during part selection.

Q: Can I use CRT0805-BY-47R0ELF in any application requiring a 47 Ohm resistor?

A: CRT0805-BY-47R0ELF is a current sense resistor with specialized design characteristics. While electrically equivalent in resistance, tolerance, and power rating, this part is optimized for current sensing circuits. Use this part only when current sense functionality is specifically required in the circuit design. For general-purpose 47 Ohm resistor applications, standard thin film parts are more appropriate.

Q: What is the difference between 0.125W and 0.26W power ratings in the same package?

A: Power rating indicates the maximum continuous power dissipation the resistor can handle without exceeding temperature limits. A 0.26W part can dissipate twice the power of a 0.125W part in the same physical package through improved thermal design. Selection of higher power rating provides additional thermal margin and is suitable for applications with higher current or voltage stress. The 0805 package dimensions remain identical.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All recommended substitute parts maintain ROHS3 compliance, ensuring compatibility with environmental and regulatory requirements. This compliance is maintained across all Susumu, Panasonic, YAGEO, Vishay Dale, and Bourns variants listed.

Q: What is Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited shelf life without moisture absorption concerns. All recommended parts carry MSL 1 rating, eliminating moisture-related handling and storage restrictions. This simplifies inventory management and reduces component degradation risk during storage.

Q: Can I substitute a part with tighter tolerance (±0.05%) for one with ±0.1% tolerance?

A: Yes. Tighter tolerance is a performance upgrade that maintains backward compatibility. A ±0.05% part meets all requirements of a ±0.1% specification while providing improved accuracy. RG2012N-470-W-T5 and RG2012P-470-W-T5 are suitable upgrades for applications requiring higher precision.

Q: What is the significance of anti-sulfur construction?

A: Anti-sulfur construction protects the resistor from corrosion caused by hydrogen sulfide exposure in industrial environments. Susumu RG series parts and Vishay Dale TNPW parts include this feature. This feature is beneficial in harsh environmental conditions but not required for standard applications.

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