ERA-6YEB203V Equivalent & Substitute Parts

Part Overview

The ERA-6YEB203V is a 20 kOhms ±0.1% 0.125W chip resistor in 0805 (2012 Metric) package manufactured by Panasonic Electronic Components. This metal film resistor operates across -55°C to 125°C and is ROHS3 compliant with MSL 1 rating. The product is currently obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Resistance	20 kOhms
Tolerance	±0.1%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Metal Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C to 125°C
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for ERA-6YEB203V is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 20 kOhms
Package: 0805 (2012 Metric)
Tolerance: ±0.1% or better
Power rating: 0.125W minimum
Composition: Metal Film or Thin Film
Operating temperature range: Must support -55°C to 125°C minimum

Acceptable Variations:

Temperature coefficient may be equal to or better (lower) than ±25ppm/°C
Operating temperature range may exceed the original specification
Thin film composition is acceptable as equivalent to metal film for this application
Automotive AEC-Q200 certification is an upgrade feature, not a requirement

Substitute parts are grouped into three categories: direct equivalents (same electrical and mechanical specifications), upgrades (enhanced temperature coefficient or automotive qualification), and compatible alternatives (different manufacturers with matching core parameters).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Composition	Temp Coeff (ppm/°C)	Op Temp Range	Package	Status
ERA-6YEB203V	Panasonic	20 kΩ	±0.1%	0.125	Metal Film	±25	-55 to 125°C	0805	Obsolete
ERA-6AEB203V	Panasonic	20 kΩ	±0.1%	0.125	Thin Film	±25	-55 to 155°C	0805	Active
ERA-6APB203V	Panasonic	20 kΩ	±0.1%	0.125	Thin Film	±15	-55 to 155°C	0805	Active
ERA-6ARB203V	Panasonic	20 kΩ	±0.1%	0.125	Thin Film	±10	-55 to 155°C	0805	Active
ERA-6ARW203V	Panasonic	20 kΩ	±0.05%	0.125	Thin Film	±10	-55 to 155°C	0805	Active
3-2176093-2	TE Connectivity	20 kΩ	±0.1%	0.25	Thin Film	±25	-55 to 155°C	0805	Active
MCU08050D2002BP100	Vishay	20 kΩ	±0.1%	0.125	Thin Film	±25	-55 to 125°C	0805	Active
MCU08050D2002BP500	Vishay	20 kΩ	±0.1%	0.125	Thin Film	±25	-55 to 125°C	0805	Active
RG2012N-203-W-T1	Susumu	20 kΩ	±0.05%	0.125	Thin Film	±10	-55 to 155°C	0805	Active
RG2012P-203-B-T5	Susumu	20 kΩ	±0.1%	0.125	Thin Film	±25	-55 to 155°C	0805	Active
RP73D2A20KBTG	TE Connectivity	20 kΩ	±0.1%	0.125	Thin Film	±15	-55 to 155°C	0805	Active

Engineering Selection Recommendations

Direct Equivalents (Panasonic ERA-6A Series): ERA-6AEB203V is the primary direct equivalent. It maintains the same electrical specifications (20 kΩ ±0.1%, 0.125W) and package as the obsolete ERA-6YEB203V while offering extended operating temperature range (-55°C to 155°C) and active product status. This part is recommended for direct replacement in existing designs.

Enhanced Alternatives (Panasonic ERA-6A Series): ERA-6APB203V, ERA-6ARB203V, and ERA-6ARW203V offer improved temperature coefficients (±15ppm/°C, ±10ppm/°C, and ±10ppm/°C respectively) compared to the original ±25ppm/°C specification. ERA-6ARW203V additionally provides tighter tolerance (±0.05% versus ±0.1%). All three are AEC-Q200 automotive qualified and support -55°C to 155°C operation. These parts are suitable for applications requiring enhanced stability or automotive compliance.

Multi-Manufacturer Alternatives: MCU08050D2002BP100 and MCU08050D2002BP500 (Vishay) provide equivalent electrical specifications with anti-sulfur thin film construction. Operating temperature range matches the original (-55°C to 125°C). Both parts are active and ROHS3 compliant.

RG2012N-203-W-T1 and RG2012P-203-B-T5 (Susumu) are AEC-Q200 qualified alternatives with anti-sulfur features. RG2012N-203-W-T1 offers ±0.05% tolerance and ±10ppm/°C temperature coefficient. RG2012P-203-B-T5 matches the original ±0.1% tolerance with ±25ppm/°C coefficient.

RP73D2A20KBTG (TE Connectivity) is a direct electrical equivalent with ±15ppm/°C temperature coefficient and extended operating range (-55°C to 155°C).

Higher Power Alternative: 3-2176093-2 (TE Connectivity) provides doubled power rating (0.25W versus 0.125W) in the same 0805 package. This part is suitable for applications requiring increased power dissipation capability while maintaining all other electrical specifications.

All substitute parts are ROHS3 compliant with MSL 1 rating, matching the original part's environmental compliance.

Frequently Asked Questions (FAQ)

Q: Can ERA-6AEB203V directly replace ERA-6YEB203V? A: Yes. ERA-6AEB203V is a direct functional equivalent with identical electrical specifications (20 kΩ ±0.1%, 0.125W, 0805 package). The extended operating temperature range (-55°C to 155°C versus -55°C to 125°C) and active product status make it the primary replacement for the obsolete ERA-6YEB203V.

Q: What is the difference between metal film and thin film composition? A: Both compositions meet the specified electrical parameters for this application. Thin film resistors typically offer better temperature stability and lower noise characteristics. All thin film substitutes maintain the required tolerance and temperature coefficient specifications.

Q: Are automotive-qualified parts (AEC-Q200) compatible with non-automotive applications? A: Yes. AEC-Q200 qualification represents an additional quality and reliability standard. Parts meeting this standard are fully compatible with non-automotive applications and may provide enhanced reliability margins.

Q: Can I use ERA-6ARW203V (±0.05% tolerance) in place of ERA-6YEB203V (±0.1% tolerance)? A: Yes. ERA-6ARW203V provides tighter tolerance than required, making it a suitable upgrade. The ±0.05% tolerance is a subset of the ±0.1% specification, ensuring compatibility with any circuit designed for ±0.1% tolerance.

Q: What is the significance of temperature coefficient differences? A: Temperature coefficient indicates resistance change per degree Celsius. Lower values (±10ppm/°C versus ±25ppm/°C) indicate better stability across temperature extremes. For applications operating across the full -55°C to 125°C range, lower temperature coefficients reduce resistance drift and improve circuit performance.

Q: Can I use 3-2176093-2 (0.25W) instead of ERA-6YEB203V (0.125W)? A: Yes. The higher power rating (0.25W) is a non-limiting upgrade. This part is suitable for applications where increased power dissipation capability is beneficial or required, while maintaining all other electrical specifications.

Q: Are there packaging differences between substitute parts? A: All listed substitutes use the 0805 (2012 Metric) package with identical footprint dimensions (0.079" L × 0.049" W). Packaging variations (Cut Tape, Tape & Reel, Strip) affect supply and handling only, not electrical or mechanical compatibility on the PCB.

Q: Which substitute offers the best overall performance? A: Selection depends on application requirements. ERA-6ARW203V offers the tightest tolerance (±0.05%) and lowest temperature coefficient (±10ppm/°C) with automotive qualification. For standard applications, ERA-6AEB203V provides the most direct equivalent with active product status and extended temperature range.

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