RG2012P-154-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-154-C-T5 is a 150 kOhms ±0.25% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. Manufactured by Susumu, this component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable 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 functional compatibility while offering improved specifications or active product status.

Key Parameters

Parameter	Value
Resistance	150 kOhms
Tolerance	±0.25%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature	-55°C to 155°C
Temperature Coefficient	±25ppm/°C
Features	Anti-Sulfur, Automotive AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RG2012P-154-C-T5 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 150 kOhms (exact match required)
Package type: 0805 (2012 Metric) (exact match required)
Power rating: minimum 0.125W (1/8W)
Composition: Thin Film
Operating temperature range: minimum -55°C to 155°C

Tolerance Considerations: Substitute parts with tolerance of ±0.25% or better (±0.1%, ±0.05%) are functionally compatible. Tighter tolerance specifications represent performance upgrades.

Temperature Coefficient: Substitute parts with temperature coefficient of ±25ppm/°C or better are compatible. Lower temperature coefficients (±15ppm/°C, ±10ppm/°C) represent performance improvements.

Automotive Qualification: Parts with AEC-Q200 certification maintain automotive-grade reliability. Non-automotive rated parts remain functionally compatible for the specified electrical parameters.

Power Rating Upgrades: Parts rated for 0.25W (1/4W) or higher provide margin above the 0.125W requirement and are compatible substitutes.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	AEC-Q200	Product Status
RG2012P-154-C-T5	Susumu	150 kOhms	±0.25%	0.125	±25	-55 to 155	Yes	Obsolete
RG2012N-154-B-T5	Susumu	150 kOhms	±0.1%	0.125	±10	-55 to 155	Yes	Active
RG2012N-154-W-T5	Susumu	150 kOhms	±0.05%	0.125	±10	-55 to 155	Yes	Active
RG2012P-154-B-T5	Susumu	150 kOhms	±0.1%	0.125	±25	-55 to 155	Yes	Active
RG2012P-154-W-T5	Susumu	150 kOhms	±0.05%	0.125	±25	-55 to 155	Yes	Active
1-2176094-1	TE Connectivity Passive Product	150 kOhms	±0.1%	0.25	±25	-55 to 155	No	Active
RT0805CRD07150KL	YAGEO	150 kOhms	±0.25%	0.125	±25	-55 to 155	No	Active
ERA-6AEB154V	Panasonic Electronic Components	150 kOhms	±0.1%	0.125	±25	-55 to 155	Yes	Active
MCU08050D1503BP100	Vishay Beyschlag/Draloric/BC Components	150 kOhms	±0.1%	0.125	±25	-55 to 125	No	Active
MCU08050F1503BP500	Vishay Beyschlag/Draloric/BC Components	150 kOhms	±0.1%	0.125	±10	-55 to 125	No	Active
RP73D2A150KBTDF	TE Connectivity Passive Product	150 kOhms	±0.1%	0.125	±15	-55 to 155	No	Active

Engineering Selection Recommendations

Primary Substitutes (Susumu RG Series - Same Manufacturer):

The RG2012P-154-B-T5 and RG2012P-154-W-T5 are direct Susumu alternatives with identical package, power rating, and operating temperature range. Both maintain AEC-Q200 automotive qualification. The RG2012P-154-B-T5 offers ±0.1% tolerance with active product status and 19,845 units in stock. The RG2012P-154-W-T5 provides ±0.05% tolerance with 1,018 units available. Both are suitable direct replacements.

The RG2012N-154-B-T5 and RG2012N-154-W-T5 represent upgraded alternatives with improved temperature coefficient (±10ppm/°C versus ±25ppm/°C). The RG2012N-154-W-T5 offers the tightest tolerance at ±0.05% with 987 units in stock.

Secondary Substitutes (Alternative Manufacturers):

The ERA-6AEB154V (Panasonic) matches all critical parameters including AEC-Q200 qualification, ±0.1% tolerance, and full -55°C to 155°C operating range. 928 units are in stock.

The RT0805CRD07150KL (YAGEO) provides identical tolerance (±0.25%) and power rating with active status and 723 units available. Operating temperature range is -55°C to 155°C.

The RP73D2A150KBTDF (TE Connectivity) offers ±0.1% tolerance with improved temperature coefficient (±15ppm/°C) and full operating temperature range. 1,066 units are in stock.

Conditional Substitutes (Parameter Deviations):

The 1-2176094-1 (TE Connectivity) provides higher power rating (0.25W) but lacks AEC-Q200 certification. Operating temperature extends to 155°C.

The MCU08050D1503BP100 and MCU08050F1503BP500 (Vishay) both feature anti-sulfur coating but operate only to 125°C maximum, below the original specification of 155°C. The MCU08050F1503BP500 offers improved temperature coefficient (±10ppm/°C).

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with tighter tolerance than the original RG2012P-154-C-T5?

A: Yes. Parts with ±0.1% or ±0.05% tolerance are functionally compatible and represent performance improvements. Tighter tolerance specifications do not create incompatibility; they provide enhanced precision.

Q: What is the significance of the temperature coefficient difference between ±25ppm/°C and ±10ppm/°C?

A: Temperature coefficient defines resistance change per degree Celsius. Lower values (±10ppm/°C or ±15ppm/°C) indicate better stability across the operating temperature range. Both are compatible; lower values represent improved performance.

Q: Is the 0805 package identical across all substitute parts?

A: The 0805 (2012 Metric) package designation is standardized. Physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm) are consistent. Height variations (0.020" to 0.026" seated maximum) are within PCB assembly tolerances and do not affect compatibility.

Q: Can I substitute a 0.25W (1/4W) rated part for the 0.125W (1/8W) original?

A: Yes. Higher power ratings provide additional thermal margin and are compatible substitutes. The 1-2176094-1 (0.25W) is functionally suitable for applications requiring 0.125W.

Q: Why do some substitutes lack AEC-Q200 certification?

A: AEC-Q200 is an automotive qualification standard. Parts without this certification are suitable for non-automotive applications or where automotive qualification is not required. For automotive applications, AEC-Q200 certified parts (RG2012P-154-B-T5, RG2012N-154-B-T5, RG2012N-154-W-T5, RG2012P-154-W-T5, ERA-6AEB154V) are recommended.

Q: What is the difference between the RG2012P and RG2012N series?

A: Both are Susumu thin film 0805 resistors with 150 kOhms resistance. The RG2012N series features improved temperature coefficient (±10ppm/°C) compared to RG2012P (±25ppm/°C). Both maintain AEC-Q200 qualification and identical operating temperature range.

Q: Are there inventory considerations for part selection?

A: Inventory levels vary by part number. RG2012P-154-B-T5 has the highest stock (19,845 units). RG2012N-154-W-T5 has 987 units. RT0805CRD07150KL has 723 units. Inventory status should be confirmed at time of procurement.

Q: Can I use MCU08050D1503BP100 if my application operates only to 125°C?

A: Yes. If your application maximum temperature does not exceed 125°C, the MCU08050D1503BP100 is compatible. However, if the design requires operation to 155°C, this part is not suitable. Verify application temperature requirements before selection.

Q: What does ROHS3 Compliant mean for component selection?

A: ROHS3 (Restriction of Hazardous Substances Directive 3) compliance indicates the component meets EU environmental standards for hazardous substance restrictions. All listed substitute parts are ROHS3 compliant, ensuring regulatory compatibility.

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