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RG2012P-1963-B-T1 Equivalent & Substitute Parts
Part Overview
The RG2012P-1963-B-T1 is a 196 kOhms ±0.1% 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 RG2012P-1963-B-T1 is classified as obsolete. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for production and field service applications. Substitute components must maintain electrical performance within specified tolerances while meeting packaging and environmental requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 196 kOhms |
| 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-1963-B-T1 is determined by the following critical parameters:
Mandatory Matching Parameters:
- Resistance value: 196 kOhms
- Package / Case: 0805 (2012 Metric)
- Composition: Thin Film
- Tolerance: ±0.1% (minimum requirement)
- Power Rating: 0.125W minimum
- Operating Temperature Range: -55°C to 155°C minimum
- RoHS3 Compliance
- Moisture Sensitivity Level: 1
Acceptable Variation Parameters:
- Temperature Coefficient: ±25ppm/°C or better (lower values acceptable)
- Automotive Rating: AEC-Q200 preferred for equivalent substitution
- Manufacturer: Different manufacturers acceptable if electrical and mechanical specifications match
Substitute parts are grouped into two categories:
Direct Equivalents: Parts with identical electrical specifications (196 kOhms ±0.1%, 0.125W, ±25ppm/°C) in 0805 package. These include RG2012P-1963-B-T5 (Susumu, active status), ERA-6AEB1963V (Panasonic), RT0805BRD07196KL (YAGEO), and RP73D2A196KBTDF (TE Connectivity).
Upgraded Substitutes: Parts with improved specifications suitable for direct replacement. These include RG2012N-1963-B-T5 (improved temperature coefficient ±10ppm/°C), RG2012N-1963-W-T1 and RG2012P-1963-W-T5 (tighter tolerance ±0.05%), and TNPW0805196KBEEA/TNPW0805196KBEEN (higher power rating 0.26W with extended temperature to 175°C).
Higher Power Rating Substitute: 2-2176094-2 (TE Connectivity, 0.25W/1/4W rating) for applications requiring increased power dissipation margin.
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Op. Temp (°C) | AEC-Q200 | Status |
|---|---|---|---|---|---|---|---|---|
| RG2012P-1963-B-T1 | Susumu | 196k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | Yes | Obsolete |
| RG2012P-1963-B-T5 | Susumu | 196k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | Yes | Active |
| RG2012N-1963-B-T5 | Susumu | 196k | ±0.1% | 0.125 | ±10 | -55 ~ 155 | Yes | Active |
| RG2012N-1963-W-T1 | Susumu | 196k | ±0.05% | 0.125 | ±10 | -55 ~ 155 | Yes | Active |
| RG2012P-1963-W-T5 | Susumu | 196k | ±0.05% | 0.125 | ±25 | -55 ~ 155 | Yes | Active |
| ERA-6AEB1963V | Panasonic | 196k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | Yes | Active |
| RT0805BRD07196KL | YAGEO | 196k | ±0.1% | 0.125 | ±25 | -55 ~ 155 | No | Active |
| 2-2176094-2 | TE Connectivity | 196k | ±0.1% | 0.25 | ±25 | -55 ~ 155 | No | Active |
| TNPW0805196KBEEA | Vishay Dale | 196k | ±0.1% | 0.26 | ±25 | -55 ~ 175 | Yes | Active |
| TNPW0805196KBEEN | Vishay Dale | 196k | ±0.1% | 0.26 | ±25 | -55 ~ 175 | Yes | Active |
| RP73D2A196KBTDF | TE Connectivity | 196k | ±0.1% | 0.125 | ±15 | -55 ~ 155 | No | Active |
Engineering Selection Recommendations
Primary Substitutes (Direct Equivalents):
RG2012P-1963-B-T5 (Susumu) is the direct equivalent replacement for the obsolete RG2012P-1963-B-T1. Both parts share identical electrical specifications and packaging. The primary distinction is product status: RG2012P-1963-B-T5 is active with 25,550 units in stock, ensuring long-term availability.
ERA-6AEB1963V (Panasonic) provides equivalent electrical performance with AEC-Q200 automotive qualification. This part is suitable for applications requiring automotive-grade reliability and is available with 10,196 units in stock.
RT0805BRD07196KL (YAGEO) meets all electrical specifications for direct substitution. While lacking explicit AEC-Q200 rating, this part maintains the required tolerance, power rating, and temperature range. Availability is 928 units.
Upgraded Substitutes (Enhanced Performance):
RG2012N-1963-B-T5 (Susumu) offers improved temperature coefficient (±10ppm/°C versus ±25ppm/°C), providing superior stability across the operating temperature range. This part is recommended for precision applications where temperature drift is a design consideration.
RG2012N-1963-W-T1 and RG2012P-1963-W-T5 (Susumu) provide tighter tolerance (±0.05% versus ±0.1%), suitable for applications requiring enhanced accuracy. RG2012N-1963-W-T1 combines both improved tolerance and temperature coefficient.
TNPW0805196KBEEA and TNPW0805196KBEEN (Vishay Dale) offer higher power dissipation (0.26W) and extended operating temperature to 175°C. These parts include anti-sulfur coating and moisture-resistant features, suitable for harsh automotive environments.
Higher Power Rating Option:
2-2176094-2 (TE Connectivity) provides 0.25W (1/4W) power rating in the same 0805 package. This part is selected when circuit design requires increased power dissipation margin or thermal headroom.
Selection Criteria:
For direct replacement in existing designs: RG2012P-1963-B-T5 or ERA-6AEB1963V.
For precision applications: RG2012N-1963-W-T1 (best overall specifications with ±0.05% tolerance and ±10ppm/°C temperature coefficient).
For harsh automotive environments: TNPW0805196KBEEA or TNPW0805196KBEEN (extended temperature range and moisture resistance).
For increased thermal margin: 2-2176094-2 (higher power rating).
All recommended substitutes maintain ROHS3 compliance and Moisture Sensitivity Level 1 (unlimited shelf life).
Frequently Asked Questions (FAQ)
Q: Can RG2012P-1963-B-T5 be used as a direct replacement for RG2012P-1963-B-T1?
A: Yes. Both parts share identical electrical specifications (196 kOhms ±0.1%, 0.125W, ±25ppm/°C) and 0805 package dimensions. The primary difference is product status: RG2012P-1963-B-T1 is obsolete while RG2012P-1963-B-T5 is active. RG2012P-1963-B-T5 is the direct equivalent replacement.
Q: What is the difference between RG2012P and RG2012N series?
A: The RG2012N series offers improved temperature coefficient (±10ppm/°C) compared to RG2012P (±25ppm/°C). Both series maintain the same resistance value, tolerance, and power rating. RG2012N is selected when temperature stability is a design requirement.
Q: Can parts with ±0.05% tolerance replace the ±0.1% specification?
A: Yes. Tighter tolerance specifications are compatible with designs requiring ±0.1% tolerance. Parts such as RG2012N-1963-W-T1 and RG2012P-1963-W-T5 provide ±0.05% tolerance and function as upgraded substitutes in applications where enhanced accuracy is beneficial or required.
Q: Are Vishay Dale TNPW0805196KBEEA and TNPW0805196KBEEN interchangeable?
A: Yes. Both parts are electrically identical (196 kOhms ±0.1%, 0.26W) with the same package and specifications. The difference is in packaging designation. Both are suitable for direct substitution where higher power dissipation is required.
Q: What is the significance of the higher power rating in TNPW and 2-2176094-2 parts?
A: Higher power ratings (0.26W and 0.25W respectively, versus 0.125W) provide increased thermal margin and allow operation at higher current levels without exceeding temperature limits. These parts are selected when circuit analysis indicates power dissipation approaching the 0.125W limit or when design margin is required.
Q: Does the extended temperature range of TNPW parts (-55°C to 175°C) affect compatibility?
A: No. Extended temperature range is a superset of the original specification (-55°C to 155°C). TNPW parts operate within the original temperature range and provide additional capability for applications requiring higher temperature operation.
Q: Which substitute is recommended for automotive applications?
A: Parts with AEC-Q200 qualification are preferred for automotive applications: RG2012P-1963-B-T5, RG2012N-1963-B-T5, RG2012N-1963-W-T1, RG2012P-1963-W-T5, ERA-6AEB1963V, TNPW0805196KBEEA, and TNPW0805196KBEEN. All maintain automotive-grade reliability standards.
Q: Can RT0805BRD07196KL be used in automotive applications?
A: RT0805BRD07196KL meets all electrical and mechanical specifications for the 0805 package and maintains required tolerance and temperature range. However, this part lacks explicit AEC-Q200 automotive qualification. Use is determined by application requirements and design specifications.
Q: What is the impact of temperature coefficient differences on circuit performance?
A: Temperature coefficient determines resistance change across the operating temperature range. A ±10ppm/°C part exhibits half the drift of a ±25ppm/°C part over the same temperature span. Selection depends on circuit sensitivity to resistance variation and design tolerance budgets.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All substitute parts listed are ROHS3 compliant and maintain Moisture Sensitivity Level 1 (unlimited shelf life), ensuring compliance with environmental and regulatory requirements.
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