RC1608J753CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J753CS is a 75 kOhms ±5% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture resistant properties and RoHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure functional interchangeability in circuit applications.

Key Parameters

Parameter	Specification
Resistance Value	75 kOhms
Tolerance	±5%
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

Substitute Part Grouping Explanation

Substitute parts for the RC1608J753CS are categorized based on the following substitution criteria:

Direct Equivalent (Identical Specifications): Parts matching all critical parameters: 75 kOhms resistance, ±5% tolerance, 0.1W power rating, 0603 package, thick film composition, -55°C to 155°C operating range, and RoHS3 compliance. These parts are functionally interchangeable without circuit redesign.

Upgrade Substitutes (Enhanced Tolerance): Parts with tighter tolerance (±1% instead of ±5%) while maintaining identical resistance value, power rating, package, and operating temperature range. These provide improved accuracy and are backward compatible.

Upgrade Substitutes (Automotive Rated): Parts with AEC-Q200 automotive qualification in addition to standard specifications. These meet automotive reliability standards and are suitable for applications requiring enhanced environmental stress screening.

Similar Parts (Automotive with Matching Tolerance): Parts with AEC-Q200 rating and ±5% tolerance matching the original specification, offering automotive-grade reliability with identical electrical performance.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power	Package	Temp Coeff	Operating Temp	Features	RoHS	MSL
RC1608J753CS	Samsung Electro-Mechanics	75 kΩ	±5%	0.1W	0603	±100ppm/°C	-55~155°C	Moisture Resistant	RoHS3	1
RC0603JR-0775KL	YAGEO	75 kΩ	±5%	0.1W	0603	±100ppm/°C	-55~155°C	Moisture Resistant	RoHS3	1
CRG0603F75K	TE Connectivity	75 kΩ	±1%	0.1W	0603	±100ppm/°C	-55~155°C	—	RoHS3	1
ERJ-3EKF7502V	Panasonic	75 kΩ	±1%	0.1W	0603	±100ppm/°C	-55~155°C	Automotive AEC-Q200	RoHS3	1
ERJ-3GEYJ753V	Panasonic	75 kΩ	±5%	0.1W	0603	±200ppm/°C	-55~155°C	Automotive AEC-Q200	RoHS3	1
KTR03EZPF7502	Rohm Semiconductor	75 kΩ	±1%	0.1W	0603	±100ppm/°C	-55~155°C	Automotive AEC-Q200, High Voltage	RoHS3	1
RC0603FR-0775KL	YAGEO	75 kΩ	±1%	0.1W	0603	±100ppm/°C	-55~155°C	Moisture Resistant	RoHS3	1
RMCF0603FT75K0	Stackpole Electronics	75 kΩ	±1%	0.1W	0603	±100ppm/°C	-55~155°C	Automotive AEC-Q200	RoHS3	1
RMCF0603JT75K0	Stackpole Electronics	75 kΩ	±5%	0.1W	0603	±200ppm/°C	-55~155°C	Automotive AEC-Q200	RoHS3	1
AC0603JR-0775KL	YAGEO	75 kΩ	±5%	0.1W	0603	±100ppm/°C	-55~155°C	Automotive AEC-Q200, Moisture Resistant	RoHS3	1

Engineering Selection Recommendations

Direct Equivalent Selection: RC0603JR-0775KL (YAGEO) provides direct functional equivalence to RC1608J753CS with identical electrical and mechanical specifications. Both components share ±5% tolerance, 0.1W power rating, 0603 package, and moisture resistant thick film composition. Selection is appropriate for applications where original specification compliance is required.

Upgrade Path for Improved Accuracy: CRG0603F75K (TE Connectivity), RC0603FR-0775KL (YAGEO), RMCF0603FT75K0 (Stackpole Electronics), and ERJ-3EKF7502V (Panasonic) offer ±1% tolerance upgrade while maintaining all other critical parameters. These are suitable for circuits requiring tighter resistance tolerance without design modification.

Automotive Applications: ERJ-3EKF7502V, ERJ-3GEYJ753V, KTR03EZPF7502, RMCF0603FT75K0, RMCF0603JT75K0, and AC0603JR-0775KL carry AEC-Q200 automotive qualification. Selection depends on tolerance requirement: ±1% for ERJ-3EKF7502V, KTR03EZPF7502, and RMCF0603FT75K0; ±5% for ERJ-3GEYJ753V, RMCF0603JT75K0, and AC0603JR-0775KL.

High Voltage Applications: KTR03EZPF7502 (Rohm Semiconductor) includes high voltage capability in addition to AEC-Q200 automotive rating and ±1% tolerance, suitable for circuits with elevated voltage stress requirements.

All substitute parts maintain RoHS3 compliance, MSL 1 rating, and -55°C to 155°C operating temperature range, ensuring environmental and regulatory compatibility with the original component.

Frequently Asked Questions (FAQ)

Q: Can RC0603JR-0775KL directly replace RC1608J753CS without circuit modification?

A: Yes. RC0603JR-0775KL is a direct equivalent with identical resistance value (75 kOhms), tolerance (±5%), power rating (0.1W), package (0603), composition (thick film), and operating temperature range (-55°C to 155°C). Both components are RoHS3 compliant with MSL 1 rating.

Q: What is the difference between ±5% and ±1% tolerance substitutes?

A: Tolerance specifies the allowable deviation from the nominal resistance value. ±5% tolerance permits ±3.75 kOhms deviation from 75 kOhms (range: 71.25–78.75 kOhms). ±1% tolerance permits ±0.75 kOhms deviation (range: 74.25–75.75 kOhms). ±1% parts provide improved accuracy for precision circuits but are backward compatible with ±5% specifications.

Q: Are automotive AEC-Q200 rated parts suitable for non-automotive applications?

A: Yes. AEC-Q200 qualification indicates enhanced reliability through automotive-grade environmental stress screening and testing. These parts exceed standard industrial requirements and are suitable for any application, including non-automotive circuits.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. The component is not sensitive to moisture absorption and does not require baking before soldering.

Q: Can I use a ±1% tolerance part in a circuit designed for ±5% tolerance?

A: Yes. ±1% tolerance parts are a superior substitute for ±5% applications. The tighter tolerance ensures the actual resistance value remains closer to the nominal specification, improving circuit performance without requiring design changes.

Q: Are there dimensional differences between substitute parts?

A: All parts share the 0603 (1608 Metric) package designation with maximum seated height of 0.022" (0.55mm). RMCF0603 series shows 0.061" length (1.55mm) versus standard 0.063" (1.60mm), which is within typical PCB pad tolerance and does not affect interchangeability.

Q: What is the temperature coefficient specification and why does it vary?

A: Temperature coefficient (±100ppm/°C or ±200ppm/°C) specifies resistance change per degree Celsius. ±100ppm/°C indicates 0.01% change per °C; ±200ppm/°C indicates 0.02% change per °C. Lower values provide better stability across temperature extremes. Selection depends on circuit temperature sensitivity requirements.

Q: Which substitute offers the best overall performance?

A: Selection depends on application requirements. For standard industrial use: RC0603JR-0775KL. For improved accuracy: RC0603FR-0775KL or RMCF0603FT75K0. For automotive applications: ERJ-3EKF7502V or RMCF0603FT75K0. For high voltage automotive: KTR03EZPF7502.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message