ERJ-S08F6650V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F6650V is a 665 Ohm ±1% 0.25W thick film 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 high-reliability applications in automotive and industrial environments. The part is currently in active production status with 1004 units in stock.

Substitute parts become necessary when the primary part faces supply constraints, extended lead times, or when design flexibility allows for equivalent alternatives that meet the same electrical and mechanical specifications. All substitute parts listed maintain identical electrical performance and package compatibility.

Key Parameters

Parameter	Value
Resistance	665 Ohms
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
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S08F6650V is determined by strict equivalence across the following parameters:

Resistance value: 665 Ohms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS3 compliance
MSL rating: 1 (Unlimited)

All listed substitute parts meet these core electrical and mechanical requirements. Variations in physical dimensions (length, width, height) within the 1206 package specification and differences in specific feature sets (anti-sulfur coating, moisture resistance) do not affect functional substitutability for standard circuit applications.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	AEC-Q200	RoHS3	MSL	Product Status
ERJ-S08F6650V	Panasonic	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Yes	Yes	1	Active
ERJ-8ENF6650V	Panasonic	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Yes	Yes	1	Not For New Designs
AC1206FR-07665RL	YAGEO	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Yes	Yes	1	Active
CRCW1206665RFKEA	Vishay Dale	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Yes	Yes	1	Active
RC1206FR-07665RL	YAGEO	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	No	Yes	1	Active
RMCF1206FT665R	Stackpole Electronics	665 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Yes	Yes	1	Active

Engineering Selection Recommendations

For applications requiring AEC-Q200 automotive qualification, the following parts are recommended as primary substitutes: AC1206FR-07665RL (YAGEO), CRCW1206665RFKEA (Vishay Dale), and RMCF1206FT665R (Stackpole Electronics). All three maintain active production status and full automotive compliance.

The ERJ-8ENF6650V (Panasonic) is electrically and mechanically equivalent but carries "Not For New Designs" status, making it suitable only for legacy system maintenance or existing design revisions where supply continuity is critical.

The RC1206FR-07665RL (YAGEO) meets all electrical specifications and RoHS3 compliance but lacks AEC-Q200 certification. This part is suitable for non-automotive applications or general-purpose industrial circuits where automotive qualification is not required.

All substitute parts are ROHS3 compliant with MSL rating 1, ensuring compatibility with standard manufacturing processes and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S08F6650V be replaced with RC1206FR-07665RL in automotive applications?

A: No. RC1206FR-07665RL lacks AEC-Q200 automotive qualification. For automotive circuits, use AC1206FR-07665RL, CRCW1206665RFKEA, or RMCF1206FT665R instead.

Q: Are all substitute parts physically interchangeable in 1206 footprints?

A: Yes. All parts use the 1206 (3216 Metric) package. Minor dimensional variations (length 0.122–0.126", height 0.024–0.028") fall within standard 1206 package tolerances and do not affect PCB placement or soldering.

Q: What is the difference between ERJ-S08F6650V and ERJ-8ENF6650V?

A: Both are Panasonic 665 Ohm ±1% 1206 resistors with identical electrical specifications. ERJ-S08F6650V is active production; ERJ-8ENF6650V is not recommended for new designs but remains available for legacy applications.

Q: Do substitute parts require different soldering profiles or handling procedures?

A: No. All parts share MSL rating 1 (Unlimited) and ROHS3 compliance, requiring identical storage, handling, and soldering processes.

Q: Which substitute offers the best availability?

A: RC1206FR-07665RL (YAGEO) has the highest inventory at 143,897 units. For automotive-qualified alternatives, RMCF1206FT665R (Stackpole) offers 57,309 units in stock.

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