RG2012P-3922-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-3922-C-T5 is a 39.2 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 across -55°C to 155°C operating temperature range.

The RG2012P-3922-C-T5 is classified as obsolete. Equivalent and substitute parts are available from multiple manufacturers with active product status, offering improved tolerance specifications and maintained electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	39.2 kOhms
Tolerance	±0.25%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature	-55°C ~ 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-3922-C-T5 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 39.2 kOhms (exact match required)
Package / Case: 0805 (2012 Metric) (exact match required)
Power rating: 0.125W minimum (equal or higher acceptable)
Composition: Thin Film
Operating temperature range: -55°C to 155°C minimum (equal or wider acceptable)
RoHS3 compliance

Tolerance and Performance Parameters: Substitute parts are grouped by tolerance specification. The original part specifies ±0.25% tolerance. Substitute parts with equal or tighter tolerance (±0.1% or ±0.05%) are direct upgrades and maintain full electrical compatibility. Parts with looser tolerance are not suitable substitutes.

Automotive and Environmental Ratings: The original part includes AEC-Q200 automotive qualification and anti-sulfur coating. Substitute parts may include or exclude these features; however, parts with AEC-Q200 rating are preferred for automotive applications.

Temperature Coefficient: The original part specifies ±25ppm/°C. Substitute parts with equal or lower temperature coefficient (±10ppm/°C or ±15ppm/°C) provide improved stability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	AEC-Q200	Product Status	Inventory (Pcs)
RG2012P-3922-C-T5	Susumu	39.2 kOhms	±0.25%	0.125	±25	-55 ~ 155	Yes	Obsolete	850
RG2012N-3922-B-T5	Susumu	39.2 kOhms	±0.1%	0.125	±10	-55 ~ 155	Yes	Active	800
RG2012N-3922-W-T1	Susumu	39.2 kOhms	±0.05%	0.125	±10	-55 ~ 155	Yes	Active	820
RG2012P-3922-B-T5	Susumu	39.2 kOhms	±0.1%	0.125	±25	-55 ~ 155	Yes	Active	9909
RG2012P-3922-W-T5	Susumu	39.2 kOhms	±0.05%	0.125	±25	-55 ~ 155	Yes	Active	731
RT0805CRD0739K2L	YAGEO	39.2 kOhms	±0.25%	0.125	±25	-55 ~ 155	No	Active	1057
ERA-6AEB3922V	Panasonic Electronic Components	39.2 kOhms	±0.1%	0.125	±25	-55 ~ 155	Yes	Active	24064
MCU08050D3922BP500	Vishay Beyschlag/Draloric/BC Components	39.2 kOhms	±0.1%	0.125	±25	-55 ~ 125	No	Active	1055
RP73PF2A39K2BTDF	TE Connectivity Passive Product	39.2 kOhms	±0.1%	0.25	±25	-55 ~ 155	No	Active	2342
RP73D2A39K2BTDF	TE Connectivity Passive Product	39.2 kOhms	±0.1%	0.125	±15	-55 ~ 155	No	Active	791
RT0805BRD0739K2L	YAGEO	39.2 kOhms	±0.1%	0.125	±25	-55 ~ 155	No	Active	17164

Engineering Selection Recommendations

Primary Substitutes (Susumu RG Series - Same Manufacturer):

The Susumu RG2012P-3922-B-T5 and RG2012P-3922-W-T5 are direct substitutes from the original manufacturer with active product status. Both maintain AEC-Q200 automotive qualification and anti-sulfur coating. The RG2012P-3922-B-T5 offers ±0.1% tolerance with 9909 pieces in inventory, providing superior availability. The RG2012P-3922-W-T5 provides ±0.05% tolerance for applications requiring tighter resistance control.

The Susumu RG2012N-3922-B-T5 and RG2012N-3922-W-T1 offer improved temperature coefficient performance (±10ppm/°C) with AEC-Q200 rating and active status, suitable for precision applications.

Cross-Manufacturer Substitutes (Equivalent Electrical Performance):

The YAGEO RT0805CRD0739K2L matches the original part's ±0.25% tolerance and ±25ppm/°C temperature coefficient with active product status. The YAGEO RT0805BRD0739K2L provides ±0.1% tolerance upgrade with significantly higher inventory availability (17164 pieces).

The Panasonic ERA-6AEB3922V offers ±0.1% tolerance with AEC-Q200 automotive qualification and exceptional inventory availability (24064 pieces), making it suitable for high-volume applications.

The TE Connectivity RP73D2A39K2BTDF provides ±0.1% tolerance with improved ±15ppm/°C temperature coefficient and active status.

Conditional Substitutes:

The Vishay MCU08050D3922BP500 is suitable for applications where the operating temperature maximum of 125°C is acceptable (versus the original 155°C specification). It offers ±0.1% tolerance and anti-sulfur coating.

The TE Connectivity RP73PF2A39K2BTDF features 0.25W power rating (double the original specification) and is suitable for applications requiring higher power dissipation capability.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with tighter tolerance than the original RG2012P-3922-C-T5?

A: Yes. The original part specifies ±0.25% tolerance. Substitute parts with ±0.1% or ±0.05% tolerance are electrically compatible and provide improved accuracy. No circuit redesign is required.

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

A: Both series are 39.2 kOhms thin film resistors in 0805 package with AEC-Q200 rating. The RG2012N series features improved temperature coefficient (±10ppm/°C) compared to the RG2012P series (±25ppm/°C), providing better stability across temperature variations.

Q: Is the YAGEO RT0805CRD0739K2L a direct replacement for the RG2012P-3922-C-T5?

A: Yes. The RT0805CRD0739K2L matches the original part's resistance (39.2 kOhms), tolerance (±0.25%), power rating (0.125W), package (0805), and operating temperature range (-55°C to 155°C). Both are thin film composition with ROHS3 compliance. The primary difference is manufacturer and lack of AEC-Q200 rating on the YAGEO part.

Q: Can I substitute the RG2012P-3922-C-T5 with the TE Connectivity RP73PF2A39K2BTDF?

A: The RP73PF2A39K2BTDF is electrically compatible for resistance, tolerance, and temperature range. However, it features 0.25W power rating versus the original 0.125W. This part is suitable only if the circuit design accommodates the higher power rating. Physical dimensions differ slightly (height 0.026" versus 0.020" maximum).

Q: Does the Panasonic ERA-6AEB3922V include automotive qualification?

A: Yes. The ERA-6AEB3922V carries AEC-Q200 automotive qualification, matching the original part's automotive-grade specification. It offers ±0.1% tolerance with exceptional inventory availability.

Q: What is the operating temperature limitation of the Vishay MCU08050D3922BP500?

A: The MCU08050D3922BP500 is rated for -55°C to 125°C, which is 30°C lower than the original part's 155°C maximum. This part is suitable only for applications where the maximum operating temperature does not exceed 125°C.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant, matching the original part's environmental compliance status.

Q: Which substitute offers the best inventory availability?

A: The Panasonic ERA-6AEB3922V provides the highest inventory availability with 24064 pieces in stock, followed by the YAGEO RT0805BRD0739K2L with 17164 pieces.

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