RC1608F154CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F154CS is a 150 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 moisture-resistant construction and RoHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility and functional interchangeability.

Key Parameters

Parameter	Specification
Resistance Value	150 kOhms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Physical Dimensions	0.063" L x 0.031" W (1.60mm x 0.80mm)
Height - Seated (Max)	0.022" (0.55mm)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RC1608F154CS are classified into three categories based on functional equivalence and application suitability:

Direct Equivalents maintain identical electrical and mechanical specifications with standard industrial-grade construction. These parts share the same 150 kOhms resistance, ±1% tolerance, 0.1W power rating, 0603 package dimensions, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. Direct equivalents include CR0603-FX-1503ELF (Bourns Inc.), CRG0603F150K (TE Connectivity Passive Product), and RC0603FR-07150KL (YAGEO).

Upgrade Options provide enhanced performance characteristics while maintaining core electrical and mechanical compatibility. These parts meet automotive AEC-Q200 qualification standards and include additional features such as high voltage capability or anti-sulfur construction. Upgrade options include KTR03EZPF1503 (Rohm Semiconductor), AC0603FR-07150KL (YAGEO), AF0603FR-07150KL (YAGEO), and CRCW0603150KFKTA (Vishay Dale).

Similar Alternatives meet all critical electrical and mechanical parameters but may have minor dimensional variations or different packaging options. These include CRCW0603150KFKEA (Vishay Dale, Cut Tape packaging), CRCW0603150KFKEB (Vishay Dale, discontinued status), and ERJ-3EKF1503V (Panasonic Electronic Components).

Substitution eligibility is determined by matching: resistance value (150 kOhms), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and MSL rating (1).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	MSL	RoHS Status	Features	Product Status
RC1608F154CS	Samsung Electro-Mechanics	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Moisture Resistant	Active
CR0603-FX-1503ELF	Bourns Inc.	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Moisture Resistant	Active
CRG0603F150K	TE Connectivity Passive Product	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Standard	Active
RC0603FR-07150KL	YAGEO	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Moisture Resistant	Active
KTR03EZPF1503	Rohm Semiconductor	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Automotive AEC-Q200, High Voltage	Active
AC0603FR-07150KL	YAGEO	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Automotive AEC-Q200, Moisture Resistant	Active
AF0603FR-07150KL	YAGEO	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Anti-Sulfur, Automotive AEC-Q200	Active
CRCW0603150KFKEA	Vishay Dale	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Automotive AEC-Q200	Active
CRCW0603150KFKEB	Vishay Dale	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Automotive AEC-Q200	Discontinued at DiGi Electronics
CRCW0603150KFKTA	Vishay Dale	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	RoHS non-compliant	Automotive AEC-Q200	Active
ERJ-3EKF1503V	Panasonic Electronic Components	150 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	1	ROHS3	Automotive AEC-Q200	Active

Engineering Selection Recommendations

For Standard Industrial Applications: CR0603-FX-1503ELF (Bourns Inc.), CRG0603F150K (TE Connectivity Passive Product), and RC0603FR-07150KL (YAGEO) provide direct functional equivalence to the RC1608F154CS. All three maintain identical electrical specifications, package dimensions, and RoHS3 compliance. Selection among these direct equivalents may be based on supplier availability and inventory levels.

For Automotive Applications: KTR03EZPF1503 (Rohm Semiconductor), AC0603FR-07150KL (YAGEO), AF0603FR-07150KL (YAGEO), CRCW0603150KFKEA (Vishay Dale), and ERJ-3EKF1503V (Panasonic Electronic Components) are qualified to automotive AEC-Q200 standards. These parts are suitable for applications requiring automotive-grade reliability and environmental stress screening. AF0603FR-07150KL includes additional anti-sulfur protection for corrosive environments.

Compliance Considerations: CRCW0603150KFKTA (Vishay Dale) is RoHS non-compliant and REACH-affected; this part should be selected only when legacy compliance requirements are specified. CRCW0603150KFKEB (Vishay Dale) is discontinued at DiGi Electronics and should not be selected for new designs requiring long-term supply assurance.

Packaging Considerations: RC0603FR-07150KL is supplied in Cut Tape (CT) & Digi-Reel® packaging, while most alternatives use Tape & Reel (TR) packaging. Packaging selection depends on assembly process requirements and volume specifications.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-07150KL replace RC1608F154CS directly?

A: Yes. RC0603FR-07150KL (YAGEO) is a direct equivalent with identical 150 kOhms resistance, ±1% tolerance, 0.1W power rating, 0603 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and RoHS3 compliance. The only difference is packaging format (Cut Tape & Digi-Reel® versus Tape & Reel).

Q: What is the difference between standard and automotive-grade substitutes?

A: Automotive-grade parts (KTR03EZPF1503, AC0603FR-07150KL, AF0603FR-07150KL, CRCW0603150KFKEA, ERJ-3EKF1503V) carry AEC-Q200 qualification, indicating compliance with automotive reliability and environmental stress testing standards. Standard-grade parts (CR0603-FX-1503ELF, CRG0603F150K, RC0603FR-07150KL) meet industrial specifications without automotive certification. Selection depends on application requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Most substitutes are RoHS3 compliant. Exception: CRCW0603150KFKTA is RoHS non-compliant and REACH-affected. Verify compliance requirements before selection.

Q: What does MSL 1 (Unlimited) mean?

A: MSL 1 indicates Moisture Sensitivity Level 1, meaning the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts share this specification.

Q: Can I use CRCW0603150KFKEB as a substitute?

A: CRCW0603150KFKEB is discontinued at DiGi Electronics and should not be selected for new designs. Use CRCW0603150KFKEA or CRCW0603150KFKTA instead for Vishay Dale alternatives.

Q: What is the significance of anti-sulfur construction in AF0603FR-07150KL?

A: AF0603FR-07150KL includes anti-sulfur protection, providing enhanced resistance to sulfur-containing environments. This feature is beneficial for applications in industrial or corrosive settings but is not required for standard circuit board applications.

Q: Are there dimensional differences between substitute parts?

A: Most parts share identical dimensions (0.063" L x 0.031" W, 1.60mm x 0.80mm length and width; 0.022" or 0.55mm maximum seated height). CRCW0603150KFKEA and CRCW0603150KFKEB have slightly different dimensions (0.061" L x 0.033" W, 1.55mm x 0.85mm; 0.020" or 0.50mm height). Verify PCB layout compatibility before substitution.

Q: Which substitute has the highest inventory availability?

A: RC0603FR-07150KL (YAGEO) has 176,250 pieces in stock, followed by ERJ-3EKF1503V (Panasonic, 182,159 pieces) and AC0603FR-07150KL (YAGEO, 139,171 pieces). Inventory levels may vary by supplier and time.

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