ERA-14EB683U Equivalent & Substitute Parts

Part Overview

The ERA-14EB683U is a 68 kOhms ±0.1% thin film chip resistor manufactured by Panasonic Electronic Components in 1210 (3225 Metric) package format with 0.25W power rating. This part is classified as obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and procurement needs. Substitute parts maintain the core electrical specifications while offering alternatives from active product lines or enhanced performance characteristics.

Key Parameters

Parameter	Value
Resistance	68 kOhms
Tolerance	±0.1%
Power Rating	0.25W (1/4W)
Package	1210 (3225 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 125°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Compatibility Parameters:

Resistance value: 68 kOhms (exact match required)
Tolerance: ±0.1% or better (tighter tolerance acceptable)
Package: 1210 (3225 Metric) or 1206 (3216 Metric) with compatible footprint
Composition: Thin film construction
Temperature coefficient: ±25ppm/°C (matching specification)

Secondary Considerations:

Power rating: Equal to or greater than 0.25W
Operating temperature range: Minimum -55°C ~ 125°C
Compliance: ROHS3 compliant preferred for new designs

Substitute parts are categorized as direct equivalents (matching all primary parameters) or upgrades (enhanced specifications such as higher power rating, tighter tolerance, or automotive qualification).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Status	RoHS
ERA-14EB683U	Panasonic	68 kΩ	±0.1%	0.25	1210	±25ppm/°C	-55~125°C	Obsolete	ROHS3
ERA-8AEB683V	Panasonic	68 kΩ	±0.1%	0.25	1206	±25ppm/°C	-55~155°C	Active	ROHS3
RNCF1210BKE68K0	Stackpole	68 kΩ	±0.1%	0.333	1210	±25ppm/°C	-55~155°C	Active	ROHS3
RNCF1210BTE68K0	Stackpole	68 kΩ	±0.1%	0.333	1210	±25ppm/°C	-55~155°C	Active	ROHS3
RT1210BRD0768KL	YAGEO	68 kΩ	±0.1%	0.25	1210	±25ppm/°C	-55~125°C	Active	ROHS3
RT1210WRD0768KL	YAGEO	68 kΩ	±0.05%	0.25	1210	±25ppm/°C	-55~125°C	Active	ROHS3
TNPW121068K0BEEA	Vishay Dale	68 kΩ	±0.1%	0.5	1210	±25ppm/°C	-55~155°C	Active	ROHS3
TNPW121068K0BEEN	Vishay Dale	68 kΩ	±0.1%	0.5	1210	±25ppm/°C	-55~155°C	Active	ROHS3
TNPW121068K0BETA	Vishay Dale	68 kΩ	±0.1%	0.333	1210	±25ppm/°C	-55~125°C	Active	Non-compliant

Engineering Selection Recommendations

Direct Equivalents (Same Package, Matching Specifications):

RT1210BRD0768KL (YAGEO): Active status, ROHS3 compliant, identical electrical specifications and 1210 package footprint
TNPW121068K0BEEA and TNPW121068K0BEEN (Vishay Dale): Active status, ROHS3 compliant, enhanced 0.5W power rating, extended operating temperature to 155°C, automotive AEC-Q200 qualification

Package Alternative (1206 Format):

ERA-8AEB683V (Panasonic): Active status, ROHS3 compliant, same manufacturer as original part, requires PCB footprint adjustment from 1210 to 1206, extended operating temperature to 155°C, automotive AEC-Q200 qualification

Enhanced Tolerance Option:

RT1210WRD0768KL (YAGEO): Active status, ROHS3 compliant, tighter ±0.05% tolerance specification, same 1210 package and power rating

Automotive-Qualified Alternatives:

RNCF1210BKE68K0 and RNCF1210BTE68K0 (Stackpole): Active status, ROHS3 compliant, 1210 package, enhanced 0.333W power rating, automotive AEC-Q200 qualification, extended operating temperature to 155°C

Not Recommended for New Designs:

TNPW121068K0BETA (Vishay Dale): RoHS non-compliant status and REACH affected designation make this unsuitable for applications requiring regulatory compliance

Frequently Asked Questions (FAQ)

Q: Can ERA-8AEB683V replace ERA-14EB683U directly on the PCB? A: ERA-8AEB683V uses 1206 (3216 Metric) package versus the original 1210 (3225 Metric) package. Physical footprint dimensions differ: 1206 measures 0.126" L x 0.063" W while 1210 measures 0.126" L x 0.098" W. PCB layout modification is required. Electrical specifications are identical.

Q: What is the difference between RNCF1210BKE68K0 and RNCF1210BTE68K0? A: Both parts are electrically identical 68 kOhms ±0.1% 1210 resistors with 0.333W power rating from Stackpole. The difference lies in packaging designation and thermal characteristics. Both are automotive AEC-Q200 qualified and ROHS3 compliant.

Q: Why do some substitutes have higher power ratings (0.333W or 0.5W)? A: Higher power ratings provide thermal margin and improved reliability in applications with elevated ambient temperatures or higher current densities. These are upgrades that maintain backward compatibility while offering enhanced performance characteristics.

Q: Is RT1210WRD0768KL suitable for precision applications? A: RT1210WRD0768KL offers ±0.05% tolerance, which is tighter than the original ±0.1% specification. This enhanced tolerance is suitable for precision measurement and calibration circuits where tighter component matching is required.

Q: Which substitute offers the widest operating temperature range? A: TNPW121068K0BEEA and TNPW121068K0BEEN extend operating temperature to -55°C ~ 155°C, compared to the original -55°C ~ 125°C specification. ERA-8AEB683V also provides -55°C ~ 155°C range.

Q: Are all substitutes ROHS3 compliant? A: All recommended substitutes except TNPW121068K0BETA are ROHS3 compliant. TNPW121068K0BETA is RoHS non-compliant and should not be used in applications requiring regulatory compliance.

Q: What does AEC-Q200 qualification mean? A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts meeting this standard have undergone rigorous testing for reliability in automotive applications, including thermal cycling, humidity resistance, and long-term stability.

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