RG2012P-821-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-821-C-T5 is a 820 Ohms ±0.25% 0.125W (1/8W) chip resistor in 0805 (2012 Metric) package manufactured by Susumu. This thin film resistor features anti-sulfur coating and automotive AEC-Q200 qualification, designed for high-reliability applications in temperature ranges from -55°C to 155°C. The part is currently obsolete, necessitating identification of equivalent and substitute components that maintain electrical and mechanical compatibility while offering active product status and improved performance characteristics.

Key Parameters

Parameter	Value
Resistance	820 Ohms
Tolerance	±0.25%
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
Features	Anti-Sulfur, Automotive AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RG2012P-821-C-T5 is determined by strict equivalence in the following parameters:

Critical Parameters (Must Match):

Resistance value: 820 Ohms
Power rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Composition: Thin Film
Operating temperature range: -55°C ~ 155°C
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

Allowable Variation Parameters:

Tolerance: Can be equal to or tighter (lower) than ±0.25%
Temperature coefficient: Can be equal to or lower than ±25ppm/°C
Automotive rating: AEC-Q200 qualification is maintained across all substitutes
Product status: Active status preferred over obsolete

Substitute parts are grouped into two categories: Susumu RG series upgrades (improved tolerance and temperature coefficient specifications) and direct cross-manufacturer alternatives (YAGEO and Panasonic) that maintain identical electrical and mechanical specifications.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Operating Temp (°C)	AEC-Q200	Product Status
RG2012P-821-C-T5	Susumu	820 Ω	±0.25%	0.125	0805	±25	-55 ~ 155	Yes	Obsolete
RG2012N-821-B-T5	Susumu	820 Ω	±0.1%	0.125	0805	±10	-55 ~ 155	Yes	Active
RG2012N-821-W-T5	Susumu	820 Ω	±0.05%	0.125	0805	±10	-55 ~ 155	Yes	Active
RG2012P-821-B-T5	Susumu	820 Ω	±0.1%	0.125	0805	±25	-55 ~ 155	Yes	Active
RG2012P-821-W-T5	Susumu	820 Ω	±0.05%	0.125	0805	±25	-55 ~ 155	Yes	Active
RG2012V-821-B-T5	Susumu	820 Ω	±0.1%	0.125	0805	±5	-55 ~ 155	Yes	Active
RG2012V-821-P-T1	Susumu	820 Ω	±0.02%	0.125	0805	±5	-55 ~ 155	Yes	Active
RG2012V-821-W-T1	Susumu	820 Ω	±0.05%	0.125	0805	±5	-55 ~ 155	Yes	Active
RG2012V-821-W-T5	Susumu	820 Ω	±0.05%	0.125	0805	±5	-55 ~ 155	Yes	Active
RT0805CRD07820RL	YAGEO	820 Ω	±0.25%	0.125	0805	±25	-55 ~ 155	No	Active
ERA-6AEB821V	Panasonic Electronic Components	820 Ω	±0.1%	0.125	0805	±25	-55 ~ 155	Yes	Active

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

The RT0805CRD07820RL from YAGEO provides direct electrical equivalence to the RG2012P-821-C-T5 with matching 820 Ohms ±0.25% tolerance, 0.125W power rating, and ±25ppm/°C temperature coefficient. This part maintains ROHS3 compliance and operates across the identical -55°C to 155°C temperature range. The RT0805CRD07820RL is active in production status, addressing the obsolescence of the original part.

For Upgraded Performance (Tighter Tolerance):

The ERA-6AEB821V from Panasonic Electronic Components offers improved tolerance specification (±0.1% versus ±0.25%) while maintaining all other critical parameters including AEC-Q200 automotive qualification, identical package dimensions, and operating temperature range. This part is active in production with substantial inventory availability (10,676 pieces).

For Enhanced Stability (Lower Temperature Coefficient):

The RG2012V series from Susumu provides superior temperature stability with ±5ppm/°C coefficient compared to the original ±25ppm/°C specification. The RG2012V-821-B-T5 combines this improvement with ±0.1% tolerance, while the RG2012V-821-W-T5 and RG2012V-821-W-T1 variants offer ±0.05% tolerance. All RG2012V variants maintain AEC-Q200 qualification and active production status.

For Maximum Precision (Tightest Tolerance):

The RG2012V-821-P-T1 from Susumu delivers the tightest tolerance specification (±0.02%) with the lowest temperature coefficient (±5ppm/°C), suitable for precision measurement and calibration circuits requiring minimal drift characteristics.

Frequently Asked Questions (FAQ)

Q: Can the RT0805CRD07820RL replace the RG2012P-821-C-T5 in automotive applications?

A: The RT0805CRD07820RL provides electrical and mechanical compatibility with identical resistance, tolerance, power rating, and operating temperature specifications. However, the original part carries AEC-Q200 automotive qualification while the YAGEO part does not list this certification. For automotive applications requiring AEC-Q200 compliance, the ERA-6AEB821V or Susumu RG2012 series alternatives are recommended.

Q: What is the difference between the RG2012P and RG2012V series?

A: The RG2012P series maintains a temperature coefficient of ±25ppm/°C, matching the original part specification. The RG2012V series provides superior temperature stability with ±5ppm/°C coefficient. Both series maintain identical resistance values, power ratings, package dimensions, and AEC-Q200 qualification. Selection depends on application requirements for temperature stability.

Q: Are all substitute parts available in the same packaging format?

A: All substitute parts are available in 0805 (2012 Metric) package with identical physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Packaging format (Tape & Reel) is consistent across active production alternatives. The original RG2012P-821-C-T5 is listed without specified packaging, while all active substitutes are supplied in Tape & Reel format.

Q: Which substitute offers the best tolerance specification?

A: The RG2012V-821-P-T1 from Susumu provides the tightest tolerance at ±0.02%, compared to the original ±0.25%. This part also features the lowest temperature coefficient (±5ppm/°C) and maintains full AEC-Q200 automotive qualification with active production status.

Q: Is the ERA-6AEB821V suitable for high-temperature applications?

A: The ERA-6AEB821V operates across the full -55°C to 155°C temperature range, identical to the original part. The ±25ppm/°C temperature coefficient is equivalent to the RG2012P-821-C-T5. For applications requiring superior temperature stability, the RG2012V series with ±5ppm/°C coefficient is recommended.

Q: Can I use a substitute with tighter tolerance in place of the original part?

A: Yes. Tighter tolerance specifications (lower percentage values) are fully compatible with applications designed for the original ±0.25% tolerance. Substitutes with ±0.1%, ±0.05%, or ±0.02% tolerance will perform within the original design requirements while providing improved accuracy.

Q: What is the moisture sensitivity level for all substitute parts?

A: All substitute parts maintain Moisture Sensitivity Level 1 (Unlimited), identical to the original RG2012P-821-C-T5. This specification indicates no moisture sensitivity restrictions for storage and handling.

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