RG2012P-68R1-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-68R1-C-T5 is a 68.1 Ohm ±0.25% thin film chip resistor manufactured by Susumu in 0805 (2012 Metric) package format with 0.125W (1/8W) power rating. This component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications across operating temperatures from -55°C to 155°C.

The RG2012P-68R1-C-T5 is classified as obsolete. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for production and repair applications. Substitute components must maintain electrical compatibility while meeting or exceeding the original specifications.

Key Parameters

Parameter	Value
Resistance	68.1 Ohms
Tolerance	±0.25%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C to 155°C
Features	Anti-Sulfur, Automotive AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution compatibility for the RG2012P-68R1-C-T5 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 68.1 Ohms (exact match required)
Package format: 0805 (2012 Metric)
Power rating: minimum 0.125W (1/8W)
Composition: Thin Film
Operating temperature range: minimum -55°C to 155°C
Tolerance: ±0.25% or better (lower tolerance values are acceptable)

Acceptable Variation Parameters:

Temperature coefficient: may vary within thin film specifications
Manufacturer: different manufacturers acceptable if electrical and mechanical specifications align
Automotive qualification: AEC-Q200 certification preferred but not mandatory for all applications
Anti-sulfur feature: optional enhancement

Substitute parts are grouped into three categories: Upgrade substitutes (improved tolerance or specifications), Direct substitutes (equivalent specifications from alternative manufacturers), and Cross-reference substitutes (functionally equivalent alternatives).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	AEC-Q200	Product Status
RG2012P-68R1-C-T5	Susumu	68.1 Ω	±0.25%	0.125	±25	-55 to 155	Yes	Obsolete
RG2012N-68R1-B-T5	Susumu	68.1 Ω	±0.1%	0.125	±10	-55 to 155	Yes	Active
RG2012N-68R1-W-T1	Susumu	68.1 Ω	±0.05%	0.125	±10	-55 to 155	Yes	Active
RG2012P-68R1-B-T5	Susumu	68.1 Ω	±0.1%	0.125	±25	-55 to 155	Yes	Active
RG2012P-68R1-W-T5	Susumu	68.1 Ω	±0.05%	0.125	±25	-55 to 155	Yes	Active
2176091-8	TE Connectivity Passive Product	68.1 Ω	±0.1%	0.25	±25	-55 to 155	No	Active
RT0805CRD0768R1L	YAGEO	68.1 Ω	±0.25%	0.125	±25	-55 to 155	No	Active
ERA-6AEB68R1V	Panasonic Electronic Components	68.1 Ω	±0.1%	0.125	±25	-55 to 155	Yes	Active
MCU08050D6819BP100	Vishay Beyschlag/Draloric/BC Components	68.1 Ω	±0.1%	0.125	±25	-55 to 125	No	Active
RP73D2A68R1BTDF	TE Connectivity Passive Product	68.1 Ω	±0.1%	0.125	±15	-55 to 155	No	Active
RT0805BRD0768R1L	YAGEO	68.1 Ω	±0.1%	0.125	±25	-55 to 155	No	Active

Engineering Selection Recommendations

Susumu RG Series (Same Manufacturer): The RG2012N-68R1-B-T5, RG2012N-68R1-W-T1, RG2012P-68R1-B-T5, and RG2012P-68R1-W-T5 are active Susumu products with identical package and power specifications. These components maintain the same anti-sulfur and AEC-Q200 automotive qualification as the original part. Selection among these variants depends on tolerance requirements: RG2012N-68R1-W-T1 offers ±0.05% tolerance with ±10ppm/°C temperature coefficient; RG2012P-68R1-W-T5 offers ±0.05% tolerance with ±25ppm/°C temperature coefficient; RG2012N-68R1-B-T5 and RG2012P-68R1-B-T5 offer ±0.1% tolerance.

TE Connectivity 2176091-8: This part provides higher power rating (0.25W versus 0.125W) with ±0.1% tolerance and ±25ppm/°C temperature coefficient. The increased power capability offers design margin for thermal considerations. Operating temperature range matches the original specification. This component is suitable for applications where additional power dissipation capacity is beneficial.

YAGEO RT Series: RT0805CRD0768R1L matches the original RG2012P-68R1-C-T5 specification exactly with ±0.25% tolerance and ±25ppm/°C temperature coefficient. RT0805BRD0768R1L provides improved ±0.1% tolerance while maintaining identical package and power specifications. Both YAGEO components are active products with ROHS3 compliance and unlimited moisture sensitivity rating.

Panasonic ERA-6AEB68R1V: This component offers ±0.1% tolerance with AEC-Q200 automotive qualification matching the original part's automotive rating. Operating temperature range and power specifications are identical. This part provides a qualified automotive alternative from a major passive component manufacturer.

Vishay MCU08050D6819BP100: This precision thin film resistor provides ±0.1% tolerance with anti-sulfur coating. Operating temperature range extends to 125°C (5°C lower than the original specification). This component is suitable for applications where the reduced upper temperature limit does not conflict with system requirements.

TE Connectivity RP73D2A68R1BTDF: This component features improved ±15ppm/°C temperature coefficient compared to the original ±25ppm/°C specification, providing superior temperature stability. Tolerance is ±0.1% with full -55°C to 155°C operating range. This part is suitable for precision applications requiring enhanced temperature performance.

Frequently Asked Questions (FAQ)

Q: Can the RG2012P-68R1-C-T5 be replaced with any 68.1 Ohm 0805 resistor?

A: No. Substitution requires exact matching of critical parameters: 68.1 Ohm resistance value, 0805 package format, minimum 0.125W power rating, thin film composition, and operating temperature range of at least -55°C to 155°C. Tolerance must be ±0.25% or better. Additional features such as anti-sulfur coating and AEC-Q200 qualification are application-dependent.

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

A: The primary difference is temperature coefficient specification. RG2012N series components feature ±10ppm/°C temperature coefficient, while RG2012P series components feature ±25ppm/°C temperature coefficient. Both series offer equivalent tolerance options (±0.05%, ±0.1%, ±0.25%) and identical package, power, and operating temperature specifications.

Q: Is the TE Connectivity 2176091-8 a direct substitute despite higher power rating?

A: The 2176091-8 is electrically compatible with identical resistance, tolerance, and temperature coefficient specifications. The higher 0.25W power rating provides additional thermal margin and does not create incompatibility. Physical dimensions remain within 0805 package specifications. This component is suitable for direct substitution in applications where the increased power capability is acceptable.

Q: Why does the Vishay MCU08050D6819BP100 have a lower maximum operating temperature?

A: The MCU08050D6819BP100 specifies a maximum operating temperature of 125°C compared to 155°C for the original part. This component is suitable for applications with maximum operating temperatures at or below 125°C. For applications requiring full -55°C to 155°C range, alternative substitutes with matching temperature specifications should be selected.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant. Moisture sensitivity level is 1 (Unlimited) for all components, indicating no special moisture handling requirements during storage or assembly.

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

A: AEC-Q200 is an automotive qualification standard for passive components. The original RG2012P-68R1-C-T5 and several substitute parts (RG2012N series, RG2012P series, and ERA-6AEB68R1V) carry this qualification, indicating suitability for automotive applications. For non-automotive applications, AEC-Q200 qualification is not required, and all listed substitutes are acceptable.

Q: Can tolerance be upgraded from ±0.25% to ±0.1% or ±0.05%?

A: Yes. Tighter tolerance specifications (lower percentage values) are acceptable substitutions for applications originally designed with ±0.25% tolerance. Upgrading to ±0.1% or ±0.05% tolerance provides improved accuracy without creating incompatibility. Selection depends on circuit requirements and cost considerations.

Q: What packaging format is available for these substitutes?

A: All substitute parts are supplied in Tape & Reel (TR) packaging format, suitable for automated assembly processes. The original RG2012P-68R1-C-T5 was available in bulk form; substitute parts in tape and reel format are standard for current production.

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