RC1608F1542CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F1542CS is a 15.4 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) power dissipation in a 0603 (1608 Metric) surface mount package. This component is classified as Active product status with 954 pieces currently in stock. The RC1608F1542CS serves as a precision resistor element in general-purpose electronic applications requiring moisture resistance and stable performance across the -55°C to 155°C operating temperature range. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific compliance options such as automotive AEC-Q200 qualification.

Substiute Parts

RC1608F1542CS

Samsung Electro-MechanicsIn Stock: 1006RC1608F1542CS Datasheet

Current PartRFQ

CR0603-FX-1542ELF

Bourns Inc.In Stock: 2268CR0603-FX-1542ELF Datasheet

DirectRFQ

RC0603FR-0715K4L

YAGEOIn Stock: 412364RC0603FR-0715K4L Datasheet

DirectRFQ

AC0603FR-0715K4L

YAGEOIn Stock: 2921AC0603FR-0715K4L Datasheet

SimilarRFQ

CRCW060315K4FKEA

Vishay DaleIn Stock: 39108CRCW060315K4FKEA Datasheet

SimilarRFQ

CRCW060315K4FKEB

Vishay DaleIn Stock: 20810CRCW060315K4FKEB Datasheet

SimilarRFQ

CRCW060315K4FKTA

Vishay DaleIn Stock: 5816CRCW060315K4FKTA Datasheet

SimilarRFQ

ERJ-3EKF1542V

Panasonic Electronic ComponentsIn Stock: 119122ERJ-3EKF1542V Datasheet

SimilarRFQ

RMCF0603FT15K4

Stackpole Electronics IncIn Stock: 45472RMCF0603FT15K4 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F1542CS is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

• Resistance value: 15.4 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power rating: 0.1W / 1/10W (exact match required)
• Package: 0603 (1608 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature coefficient: ±100ppm/°C (exact match required)
• Operating temperature range: -55°C to 155°C (exact match required)
• Termination count: 2 (exact match required)

Secondary Compliance Parameters:

• RoHS3 compliance status
• Moisture Sensitivity Level (MSL 1)
• Automotive AEC-Q200 qualification (where applicable)

All substitute parts listed below meet the primary substitution criteria. Secondary parameters such as AEC-Q200 qualification and RoHS compliance status are noted to support application-specific selection.

Parameter Comparison

Engineering Selection Recommendations

For General-Purpose Applications (Non-Automotive):

The CR0603-FX-1542ELF (Bourns Inc.) and RC0603FR-0715K4L (YAGEO) are direct functional equivalents to the RC1608F1542CS. Both components share identical electrical specifications, package dimensions, and RoHS3 compliance status. The CR0603-FX-1542ELF offers 2208 pieces in stock, while the RC0603FR-0715K4L provides significantly higher availability at 412,341 pieces. Selection between these options should be based on supply chain preference and lead time requirements.

For Automotive Applications (AEC-Q200 Required):

When automotive-grade qualification is required, the following parts meet AEC-Q200 standards:

• AC0603FR-0715K4L (YAGEO) – 2886 pieces in stock
• CRCW060315K4FKEA (Vishay Dale) – 39,040 pieces in stock
• CRCW060315K4FKEB (Vishay Dale) – 20,766 pieces in stock (discontinued at DiGi Electronics)
• CRCW060315K4FKTA (Vishay Dale) – 5778 pieces in stock (RoHS non-compliant)
• ERJ-3EKF1542V (Panasonic Electronic Components) – 119,021 pieces in stock
• RMCF0603FT15K4 (Stackpole Electronics Inc) – 45,369 pieces in stock

Among automotive-qualified options, the ERJ-3EKF1542V and RMCF0603FT15K4 offer the highest inventory levels combined with ROHS3 compliance and Active product status.

Compliance Considerations:

All recommended substitutes maintain ROHS3 compliance except CRCW060315K4FKTA, which is RoHS non-compliant and should be avoided in applications subject to RoHS regulations. The CRCW060315K4FKEB variant is discontinued at DiGi Electronics and should not be selected for new designs requiring long-term supply assurance.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC1608F1542CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts meet identical electrical and mechanical specifications: 15.4 kOhms ±1% resistance, 0.1W power rating, 0603 package, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. Direct substitution is electrically and mechanically compatible.

Q: What is the difference between parts marked "Direct" and "Similar" in the substitute list?

A: "Direct" substitutes (CR0603-FX-1542ELF and RC0603FR-0715K4L) are functionally equivalent without additional qualifications. "Similar" substitutes include additional features such as automotive AEC-Q200 qualification or alternative packaging formats (Cut Tape vs. Tape & Reel). All parts remain electrically and mechanically interchangeable.

Q: Which substitute should I select for automotive applications?

A: For automotive applications, select parts with AEC-Q200 qualification: AC0603FR-0715K4L, CRCW060315K4FKEA, CRCW060315K4FKEB, CRCW060315K4FKTA, ERJ-3EKF1542V, or RMCF0603FT15K4. Among these, ERJ-3EKF1542V and RMCF0603FT15K4 offer the highest inventory availability and ROHS3 compliance.

Q: Are there any dimensional differences between substitute parts?

A: Minor dimensional variations exist within the 0603 package specification. The RC1608F1542CS, CR0603-FX-1542ELF, RC0603FR-0715K4L, AC0603FR-0715K4L, ERJ-3EKF1542V, and RMCF0603FT15K4 share identical dimensions of 0.063" L x 0.031" W (1.60mm x 0.80mm) with 0.022" (0.55mm) maximum seated height. The CRCW series parts (CRCW060315K4FKEA, CRCW060315K4FKEB, CRCW060315K4FKTA) have slightly different dimensions: 0.061" to 0.063" L x 0.033" W (1.55mm to 1.60mm x 0.85mm) with 0.020" (0.50mm) maximum seated height. These variations remain within standard 0603 package tolerances and do not affect PCB layout compatibility.

Q: What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging?

A: Tape & Reel packaging is supplied on continuous carrier tape suitable for automated pick-and-place assembly. Cut Tape & Digi-Reel packaging provides smaller quantities on cut tape segments. Both formats contain identical components; packaging selection depends on production volume and assembly equipment compatibility.

Q: Why is CRCW060315K4FKTA marked as RoHS non-compliant?

A: The CRCW060315K4FKTA variant does not meet ROHS3 compliance requirements. This part should not be selected for applications subject to RoHS regulations or customer specifications requiring RoHS compliance. Use CRCW060315K4FKEA or CRCW060315K4FKEB instead.

Q: Can I use CRCW060315K4FKEB for new designs?

A: CRCW060315K4FKEB is marked as discontinued at DiGi Electronics. While 20,766 pieces remain in stock, this part should not be selected for new designs requiring long-term supply assurance. Use CRCW060315K4FKEA or alternative active-status parts instead.

Q: What is Moisture Sensitivity Level (MSL) and why is it important?

A: MSL indicates the maximum time a component can be exposed to ambient conditions before soldering. All listed parts carry MSL 1 (Unlimited), meaning they can be stored indefinitely without special moisture control measures. This eliminates baking requirements before assembly.