ERJ-S08F9101V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F9101V is a 9.1 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 meets AEC-Q200 automotive qualification standards with anti-sulfur properties. The part is currently in active production status with 688 units in stock.

Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design flexibility permits component sourcing from alternative manufacturers while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	9.1 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
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S08F9101V is determined by strict equivalence across the following parameters:

Resistance value: 9.1 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package format: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
Number of terminations: 2
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

All substitute parts listed below meet these core electrical and mechanical specifications. Variations in physical dimensions (length, width, height) within the 1206 package tolerance and differences in secondary features (such as anti-sulfur coating or moisture resistance) do not affect functional substitutability.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	RoHS	MSL	Product Status
ERJ-S08F9101V	Panasonic	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Active
ERJ-8ENF9101V	Panasonic	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Not For New Designs
AC1206FR-079K1L	YAGEO	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Active
CR1206-FX-9101ELF	Bourns Inc.	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Active
CRCW12069K10FKEA	Vishay Dale	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Active
RC1206FR-079K1L	YAGEO	9.1 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Active

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical compatibility with the ERJ-S08F9101V. Selection among active alternatives should prioritize parts with current production status and established supply availability.

The ERJ-8ENF9101V, while electrically equivalent, carries a "Not For New Designs" status and should be reserved for legacy system maintenance or existing inventory utilization only.

For new designs and ongoing production, the following active alternatives are suitable:

AC1206FR-079K1L (YAGEO) — Active status, moisture resistant variant
CR1206-FX-9101ELF (Bourns Inc.) — Active status, moisture resistant variant
CRCW12069K10FKEA (Vishay Dale) — Active status, AEC-Q200 rated
RC1206FR-079K1L (YAGEO) — Active status, moisture resistant variant

All substitute parts comply with ROHS3 regulations and carry MSL 1 (Unlimited) moisture sensitivity ratings, ensuring compatibility with standard PCB assembly and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S08F9101V be replaced with ERJ-8ENF9101V in new designs?

A: No. The ERJ-8ENF9101V carries a "Not For New Designs" status and should not be used in new product development. Use active alternatives such as AC1206FR-079K1L, CR1206-FX-9101ELF, CRCW12069K10FKEA, or RC1206FR-079K1L instead.

Q: Are all substitute parts physically interchangeable in the 1206 package?

A: Yes. All substitute parts use the 1206 (3216 Metric) package format and are mechanically interchangeable on standard PCB layouts. Minor variations in component height (0.024" to 0.030" maximum seated height) fall within 1206 package tolerance and do not affect assembly or performance.

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

A: The ERJ-S08F9101V includes anti-sulfur coating for enhanced environmental protection in specific applications. Substitute parts such as AC1206FR-079K1L, CR1206-FX-9101ELF, and RC1206FR-079K1L feature moisture-resistant properties. Both coating types are compatible with standard automotive and industrial applications. Selection depends on specific environmental requirements of the end application.

Q: Do all substitute parts meet AEC-Q200 automotive qualification?

A: The ERJ-S08F9101V, ERJ-8ENF9101V, AC1206FR-079K1L, and CRCW12069K10FKEA carry explicit AEC-Q200 ratings. CR1206-FX-9101ELF and RC1206FR-079K1L do not list AEC-Q200 certification in their specifications. For automotive applications requiring AEC-Q200 compliance, use only parts with explicit AEC-Q200 ratings.

Q: Are substitute parts available in different packaging formats?

A: All listed substitutes are available in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats suitable for automated assembly. Verify packaging format requirements with your procurement or assembly process specifications before ordering.

Q: What is the inventory status of substitute parts?

A: Current stock levels are: ERJ-8ENF9101V (22,228 pcs), AC1206FR-079K1L (5,579 pcs), CR1206-FX-9101ELF (24,124 pcs), CRCW12069K10FKEA (28,150 pcs), and RC1206FR-079K1L (31,693 pcs). Verify current availability with your supplier before finalizing procurement decisions.

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