ERJ-S08J182V Equivalent & Substitute Parts

Part Overview

The ERJ-S08J182V is a 1.8 kOhms ±5% 0.25W (1/4W) chip resistor in 1206 (3216 Metric) package manufactured by Panasonic Electronic Components. This part features anti-sulfur coating and automotive AEC-Q200 qualification, designed for automotive and industrial applications requiring enhanced reliability in harsh environments. The product is currently active in production with 1,014 units in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements shift toward higher power ratings or different feature sets, or when supply chain optimization requires sourcing from alternative manufacturers while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	1.8 kOhms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±200ppm/°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 eligibility for the ERJ-S08J182V is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 1.8 kOhms
Tolerance: ±5%
Package / Case: 1206 (3216 Metric)
Composition: Thick Film
Temperature Coefficient: ±200ppm/°C
Operating Temperature Range: -55°C ~ 155°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Flexible Parameters (Allow Variation):

Power Rating: May be equal or higher (0.25W, 0.667W, or 0.75W)
Automotive Rating: AEC-Q200 qualification preferred but not mandatory for all applications
Manufacturer: Alternative manufacturers acceptable if all mandatory parameters match
Product Status: Active or Not For New Designs both acceptable for equivalent sourcing

Substitute parts are grouped into two categories: direct equivalents (identical power rating and features) and uprated equivalents (higher power rating with same electrical characteristics).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power Rating	Package	Temp Coeff	Operating Temp	AEC-Q200	Product Status	Inventory
ERJ-S08J182V	Panasonic	1.8 kΩ	±5%	0.25W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Active	1,014 Pcs
ERJ-8GEYJ182V	Panasonic	1.8 kΩ	±5%	0.25W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Not For New Designs	82,768 Pcs
ERJ-P08J182V	Panasonic	1.8 kΩ	±5%	0.667W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Active	5,918 Pcs
CR1206-JW-182ELF	Bourns Inc.	1.8 kΩ	±5%	0.25W	1206	±200ppm/°C	-55°C ~ 155°C	No	Active	25,720 Pcs
CRCW12061K80JNEA	Vishay Dale	1.8 kΩ	±5%	0.25W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Active	13,941 Pcs
CRCW12061K80JNEAHP	Vishay Dale	1.8 kΩ	±5%	0.75W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Active	10,017 Pcs
RMCF1206JT1K80	Stackpole Electronics Inc	1.8 kΩ	±5%	0.25W	1206	±200ppm/°C	-55°C ~ 155°C	Yes	Active	530,918 Pcs

Engineering Selection Recommendations

Direct Equivalents (Identical Specifications):

ERJ-8GEYJ182V: Panasonic equivalent with identical electrical and mechanical specifications. Product status is "Not For New Designs," making it suitable for legacy system support and field replacements but not recommended for new product development.
CR1206-JW-182ELF: Bourns equivalent with identical power rating and package. Lacks AEC-Q200 automotive qualification; suitable for non-automotive applications requiring moisture-resistant thick film construction.
CRCW12061K80JNEA: Vishay Dale equivalent with AEC-Q200 qualification and identical specifications. Recommended for automotive applications requiring multi-source qualification.
RMCF1206JT1K80: Stackpole Electronics equivalent with AEC-Q200 qualification and highest inventory availability (530,918 units). Suitable for high-volume production requiring supply chain redundancy.

Uprated Equivalents (Higher Power Rating):

ERJ-P08J182V: Panasonic 0.667W (2/3W) rated part with pulse withstanding capability. Provides increased power dissipation margin for applications with transient stress conditions while maintaining identical electrical characteristics and AEC-Q200 qualification.
CRCW12061K80JNEAHP: Vishay Dale 0.75W (3/4W) rated part with pulse withstanding capability and AEC-Q200 qualification. Offers maximum power dissipation headroom for demanding automotive applications.

Selection Criteria:

For new automotive designs: Select from CRCW12061K80JNEA, CRCW12061K80JNEAHP, RMCF1206JT1K80, or ERJ-P08J182V (all AEC-Q200 qualified and active status).
For legacy system support: ERJ-8GEYJ182V remains functionally equivalent despite "Not For New Designs" status.
For non-automotive applications: CR1206-JW-182ELF provides equivalent performance with moisture-resistant construction.
For supply chain optimization: RMCF1206JT1K80 offers superior inventory availability and multi-source redundancy.

Frequently Asked Questions (FAQ)

Q: Can ERJ-P08J182V and CRCW12061K80JNEAHP be used as direct replacements for ERJ-S08J182V?

A: Yes, both parts are electrically and mechanically compatible. The higher power ratings (0.667W and 0.75W respectively) do not affect circuit operation when the original design requires only 0.25W. The uprated parts provide additional thermal margin and pulse withstanding capability without changing electrical performance.

Q: What is the difference between ERJ-8GEYJ182V and ERJ-S08J182V?

A: Both parts are identical in electrical and mechanical specifications. The primary difference is product status: ERJ-S08J182V is Active (recommended for new designs), while ERJ-8GEYJ182V is marked "Not For New Designs" (suitable for legacy support and field replacements). The ERJ-8GEYJ182V has significantly higher inventory availability (82,768 units vs. 1,014 units).

Q: Is AEC-Q200 qualification mandatory for substitution?

A: No. AEC-Q200 qualification is not mandatory for all applications. CR1206-JW-182ELF lacks AEC-Q200 certification but remains electrically and mechanically compatible. However, for automotive applications subject to automotive reliability standards, AEC-Q200 qualified parts are required.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist in height specifications. ERJ-S08J182V, ERJ-8GEYJ182V, and RMCF1206JT1K80 have maximum seated height of 0.028" (0.70mm). CR1206-JW-182ELF has 0.030" (0.75mm). CRCW12061K80JNEA has 0.024" (0.60mm). CRCW12061K80JNEAHP has 0.026" (0.65mm). These variations are within standard PCB assembly tolerances and do not affect interchangeability.

Q: Can I use CR1206-JW-182ELF in an automotive application?

A: CR1206-JW-182ELF is not AEC-Q200 qualified and therefore not recommended for automotive applications subject to automotive reliability and qualification requirements. Use AEC-Q200 qualified alternatives such as CRCW12061K80JNEA, CRCW12061K80JNEAHP, RMCF1206JT1K80, or ERJ-P08J182V.

Q: What does "Pulse Withstanding" mean on ERJ-P08J182V and CRCW12061K80JNEAHP?

A: Pulse withstanding capability indicates the part can tolerate transient overvoltage or overcurrent conditions beyond steady-state ratings for brief periods. This feature is beneficial in circuits with inductive switching, surge protection, or other transient stress conditions, but does not affect normal circuit operation.

Q: Is ROHS3 compliance consistent across all substitute parts?

A: Yes. All listed substitute parts maintain ROHS3 compliance, matching the environmental compliance status of the ERJ-S08J182V.

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