RC1608F9092CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F9092CS is a 90.9 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status with 1,074 pieces currently in stock. The part is designed for general-purpose applications requiring moisture-resistant thick film construction and operates across the temperature range of -55°C to 155°C. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific options including automotive-qualified variants.

Key Parameters

Parameter	Value	Specification Notes
Resistance Value	90.9 kOhms	Core electrical specification
Tolerance	±1%	Precision grade
Power Rating	0.1W (1/10W)	Thermal dissipation capacity
Package / Case	0603 (1608 Metric)	Physical form factor
Composition	Thick Film	Construction technology
Temperature Coefficient	±100ppm/°C	Stability specification
Operating Temperature Range	-55°C to 155°C	Environmental limits
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Handling requirement
RoHS Status	ROHS3 Compliant	Environmental compliance
Number of Terminations	2	Standard two-terminal configuration

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following critical parameters: resistance value (90.9 kOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and termination count (2). All identified substitute parts match these core electrical and mechanical specifications without exception.

Substitute parts are grouped into two categories based on product status and compliance certifications:

Direct Equivalents (General Purpose): Parts meeting all core parameters with standard moisture-resistant thick film construction and ROHS3 compliance.

Automotive-Qualified Equivalents (AEC-Q200): Parts meeting all core parameters with additional automotive qualification per AEC-Q200 standard, suitable for automotive and high-reliability applications.

Compliance Variants: Parts with alternative RoHS or REACH status that maintain electrical and mechanical equivalence but differ in regulatory compliance posture.

Parameter Comparison

Manufacturer	Part Number	Resistance	Tolerance	Power	Package	Temp Coeff	Op Temp Range	Features	RoHS Status	Product Status	Inventory
Samsung Electro-Mechanics	RC1608F9092CS	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Moisture Resistant	ROHS3 Compliant	Active	1,074 Pcs
Bourns Inc.	CR0603-FX-9092ELF	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Moisture Resistant	ROHS3 Compliant	Active	29,574 Pcs
YAGEO	RC0603FR-0790K9L	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Moisture Resistant	ROHS3 Compliant	Active	10,360 Pcs
YAGEO	AC0603FR-0790K9L	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200, Moisture Resistant	ROHS3 Compliant	Active	19,392 Pcs
Vishay Dale	CRCW060390K9FKEA	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active	55,200 Pcs
Vishay Dale	CRCW060390K9FKEB	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200	ROHS3 Compliant	Discontinued at DiGi Electronics	39,577 Pcs
Vishay Dale	CRCW060390K9FKTA	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200	RoHS Non-Compliant	Active	9,062 Pcs
Panasonic Electronic Components	ERJ-3EKF9092V	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active	5,300 Pcs
Stackpole Electronics Inc	RMCF0603FT90K9	90.9 kΩ	±1%	0.1W	0603	±100ppm/°C	-55°C to 155°C	Automotive AEC-Q200	ROHS3 Compliant	Active	322,112 Pcs

Engineering Selection Recommendations

For General-Purpose Applications with Standard Compliance Requirements:

Select CR0603-FX-9092ELF (Bourns Inc.) or RC0603FR-0790K9L (YAGEO) as primary alternatives to RC1608F9092CS. Both parts maintain ROHS3 compliance, active product status, and equivalent electrical specifications. Bourns CR0603-FX-9092ELF offers the highest inventory availability at 29,574 pieces.

For Automotive and High-Reliability Applications:

Select RMCF0603FT90K9 (Stackpole Electronics Inc) as the preferred substitute. This part carries AEC-Q200 automotive qualification, ROHS3 compliance, active product status, and the largest inventory position at 322,112 pieces. Alternative automotive-qualified options include AC0603FR-0790K9L (YAGEO, 19,392 pieces) and CRCW060390K9FKEA (Vishay Dale, 55,200 pieces).

For Applications Requiring Specific Compliance Postures:

CRCW060390K9FKTA (Vishay Dale) is available for applications where RoHS non-compliance is acceptable and REACH-affected status is permissible. This variant maintains all electrical and mechanical equivalence with 9,062 pieces in inventory.

Avoid Selection:

CRCW060390K9FKEB (Vishay Dale) is discontinued at DiGi Electronics and should not be selected for new designs despite active inventory status at other distributors.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-0790K9L (YAGEO) be used as a direct replacement for RC1608F9092CS (Samsung)?

A: Yes. Both parts are electrically and mechanically equivalent with identical resistance (90.9 kΩ), tolerance (±1%), power rating (0.1W), package format (0603), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). Both maintain ROHS3 compliance and active product status.

Q: What is the difference between general-purpose and automotive-qualified 90.9 kΩ 0603 resistors?

A: Automotive-qualified parts (marked AEC-Q200) undergo additional qualification testing and reliability screening per automotive industry standards. These include ERJ-3EKF9092V (Panasonic), AC0603FR-0790K9L (YAGEO), CRCW060390K9FKEA (Vishay Dale), and RMCF0603FT90K9 (Stackpole). General-purpose parts (CR0603-FX-9092ELF, RC0603FR-0790K9L) do not carry automotive qualification but meet equivalent electrical specifications.

Q: Are there physical dimension differences between substitute parts?

A: Minor variations exist. Most parts conform to 0603 package with dimensions 0.063" L x 0.031" W (1.60mm x 0.80mm). CRCW variants show slight dimensional differences: CRCW060390K9FKEA measures 0.061" L x 0.033" W (1.55mm x 0.85mm), and CRCW060390K9FKEB measures 0.063" L x 0.033" W (1.60mm x 0.85mm). Height specifications range from 0.020" to 0.022" (0.50mm to 0.55mm). These variations remain within standard 0603 package tolerances and do not affect PCB footprint compatibility.

Q: Which substitute offers the best inventory availability?

A: RMCF0603FT90K9 (Stackpole Electronics Inc) provides the highest inventory at 322,112 pieces, followed by CRCW060390K9FKEA (Vishay Dale) at 55,200 pieces and CR0603-FX-9092ELF (Bourns Inc.) at 29,574 pieces.

Q: Is CRCW060390K9FKTA suitable for new designs?

A: CRCW060390K9FKTA maintains full electrical and mechanical equivalence but carries RoHS non-compliant and REACH-affected status. Selection depends on application regulatory requirements. This part is not suitable for applications requiring ROHS3 compliance.

Q: Can I use ERJ-3EKF9092V in non-automotive applications?

A: Yes. ERJ-3EKF9092V (Panasonic) carries AEC-Q200 automotive qualification but is electrically and mechanically equivalent to all other listed parts. Automotive-qualified components can be used in general-purpose applications without restriction.

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