ERJ-S08F1052V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F1052V is a 10.5 kOhms ±1% thick film chip resistor manufactured by Panasonic Electronic Components in the 1206 (3216 Metric) package format. This component is rated for 0.25W (1/4W) power dissipation and is designed for automotive applications with AEC-Q200 qualification and anti-sulfur protection. The part is currently in active production status with 826 units in stock.

Substitute parts are necessary when the primary part becomes unavailable, when design requirements mandate alternative qualified suppliers, or when inventory constraints require sourcing from multiple manufacturers while maintaining identical electrical and mechanical performance.

Key Parameters

Parameter	Value
Resistance	10.5 kOhms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S08F1052V are qualified based on the following criteria:

Electrical Parameters (Must Match Exactly):

Resistance value: 10.5 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

Package type: 1206 (3216 Metric)
Number of terminations: 2
Composition: Thick Film

Compliance & Environmental (Must Match or Exceed):

RoHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)
REACH Unaffected status

All six substitute parts listed below meet these criteria. Variations in physical dimensions (length, width, height) and specific feature sets (anti-sulfur vs. moisture resistant, automotive AEC-Q200 ratings) do not affect functional substitutability within the specified electrical and mechanical parameters.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Product Status	AEC-Q200	RoHS3	MSL
ERJ-S08F1052V	Panasonic	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes	1
ERJ-8ENF1052V	Panasonic	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Not For New Designs	Yes	Yes	1
CR1206-FX-1052ELF	Bourns Inc.	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	No	Yes	1
CRCW120610K5FKEA	Vishay Dale	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes	1
RC1206FR-0710K5L	YAGEO	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	No	Yes	1
RMCF1206FG10K5	Stackpole Electronics Inc	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes	1
RMCF1206FT10K5	Stackpole Electronics Inc	10.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes	1

Engineering Selection Recommendations

Primary Substitutes (Active Status with AEC-Q200): CRCW120610K5FKEA (Vishay Dale), RMCF1206FG10K5 (Stackpole Electronics Inc), and RMCF1206FT10K5 (Stackpole Electronics Inc) are direct functional equivalents with active product status and automotive AEC-Q200 qualification matching the original part.

Secondary Substitutes (Active Status without AEC-Q200): CR1206-FX-1052ELF (Bourns Inc.) and RC1206FR-0710K5L (YAGEO) are functionally equivalent with active product status. These parts lack AEC-Q200 automotive qualification and should be selected only when automotive certification is not a design requirement.

Legacy Substitute (Not For New Designs): ERJ-8ENF1052V (Panasonic) is a functionally equivalent part from the same manufacturer but carries "Not For New Designs" status. This part should be used only for legacy system maintenance or when existing design documentation specifically references this part number.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S08F1052V be replaced with any of these substitute parts in automotive applications?

A: Parts with AEC-Q200 qualification (CRCW120610K5FKEA, RMCF1206FG10K5, RMCF1206FT10K5, and ERJ-8ENF1052V) are suitable for automotive applications. CR1206-FX-1052ELF and RC1206FR-0710K5L lack AEC-Q200 certification and should not be used in automotive designs unless the application does not require this qualification.

Q: Are there physical dimension differences between these parts?

A: All parts use the 1206 (3216 Metric) package. Minor variations exist in maximum seated height (ranging from 0.024" to 0.030") and length (3.10mm to 3.20mm). These variations are within standard 1206 package tolerances and do not affect PCB layout or assembly compatibility.

Q: What is the difference between anti-sulfur and moisture-resistant features?

A: Anti-sulfur protection (ERJ-S08F1052V, ERJ-8ENF1052V, CRCW120610K5FKEA, RMCF1206FG10K5, RMCF1206FT10K5) protects against sulfur-containing atmospheric corrosion. Moisture-resistant features (CR1206-FX-1052ELF, RC1206FR-0710K5L) protect against moisture ingress. Both are thick film resistors with MSL 1 rating. Feature selection depends on environmental exposure conditions.

Q: Why is ERJ-8ENF1052V marked "Not For New Designs"?

A: This designation indicates the part is in mature/legacy status. While functionally equivalent and currently in stock (49,689 units), Panasonic recommends using ERJ-S08F1052V for new designs. ERJ-8ENF1052V remains available for existing product support and maintenance.

Q: Are all these parts RoHS3 compliant?

A: Yes, all listed parts are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements for electronic components.

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