RC2012J754CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012J754CS is a 750 kOhms ±5% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with moisture-resistant characteristics and operates across the temperature range of -55°C to 155°C. The part is ROHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating, temperature coefficient, operating temperature range) and mechanical compatibility (package type, physical dimensions, termination count). Substitute parts with improved tolerance or enhanced features are available from multiple manufacturers.

Key Parameters

Parameter	Specification
Resistance Value	750 kOhms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Composition	Thick Film
Package / Case	0805 (2012 Metric)
Physical Dimensions	0.079" L x 0.049" W (2.00mm x 1.25mm)
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts are classified into three categories based on substitution relationship and electrical characteristics:

Direct Manufacturer Substitutes maintain the original ±5% tolerance specification and are functionally equivalent without design modification:

RC0805JR-07750KL (YAGEO RC_L series)

Upgrade Substitutes feature improved ±1% tolerance while maintaining all other electrical and mechanical parameters. These parts provide enhanced precision and are suitable for applications requiring tighter tolerance control:

RCV0805750KFKEA (Vishay Dale RCV series, High Voltage)
RMCF0805FT750K (Stackpole Electronics RMCF series, Automotive AEC-Q200)
AC0805FR-07750KL (YAGEO AC series, Automotive AEC-Q200 with Moisture Resistant)
CR0805-FX-7503ELF (Bourns CR0805 series, Moisture Resistant)
ERJ-6ENF7503V (Panasonic ERJ-6EN series, Automotive AEC-Q200)
KTR10EZPF7503 (Rohm Semiconductor KTR series, Automotive AEC-Q200 with High Voltage)
RC0805FR-07750KL (YAGEO RC_L series, Moisture Resistant)

Similar Parts share core electrical specifications with variations in specialized features such as high voltage capability:

CHV0805-FX-7503ELF (Bourns CHV series, High Voltage)
CRCW0805750KFKEA (Vishay Dale CRCW series, Automotive AEC-Q200)

Substitution eligibility is determined by: (1) identical resistance value of 750 kOhms, (2) equal or superior tolerance specification, (3) matching power rating of 0.125W, (4) identical package format 0805 (2012 Metric), (5) equivalent or superior temperature coefficient, (6) matching or extended operating temperature range, and (7) compatible RoHS and MSL compliance.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff	Op Temp Range	Package	Height Max (mm)	Features	RoHS	MSL
RC2012J754CS	Samsung Electro-Mechanics	750k	±5%	0.125	±100ppm/°C	-55 to 155°C	0805	0.65	Moisture Resistant	ROHS3	1
RC0805JR-07750KL	YAGEO	750k	±5%	0.125	±100ppm/°C	-55 to 155°C	0805	0.60	Moisture Resistant	ROHS3	1
RCV0805750KFKEA	Vishay Dale	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.50	High Voltage	ROHS3	1
RMCF0805FT750K	Stackpole Electronics Inc	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.65	Automotive AEC-Q200	ROHS3	1
AC0805FR-07750KL	YAGEO	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.60	Automotive AEC-Q200, Moisture Resistant	ROHS3	1
CR0805-FX-7503ELF	Bourns Inc.	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.60	Moisture Resistant	ROHS3	1
ERJ-6ENF7503V	Panasonic Electronic Components	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.70	Automotive AEC-Q200	ROHS3	1
KTR10EZPF7503	Rohm Semiconductor	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.65	Automotive AEC-Q200, High Voltage	ROHS3	1
RC0805FR-07750KL	YAGEO	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.60	Moisture Resistant	ROHS3	1
CHV0805-FX-7503ELF	Bourns Inc.	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.60	High Voltage	ROHS3	1
CRCW0805750KFKEA	Vishay Dale	750k	±1%	0.125	±100ppm/°C	-55 to 155°C	0805	0.50	Automotive AEC-Q200	ROHS3	1

Engineering Selection Recommendations

Direct Equivalent Selection: RC0805JR-07750KL from YAGEO maintains identical electrical specifications and tolerance to the RC2012J754CS. This part is suitable for direct replacement in applications where the original ±5% tolerance specification is required. Both parts carry ROHS3 compliance and MSL Level 1 rating.

Tolerance Upgrade Selection: All upgrade substitute parts feature ±1% tolerance, providing improved precision over the original ±5% specification. Selection among upgrade options depends on application-specific requirements:

For general industrial applications requiring enhanced precision: RC0805FR-07750KL or CR0805-FX-7503ELF
For automotive applications: RMCF0805FT750K, AC0805FR-07750KL, ERJ-6ENF7503V, CRCW0805750KFKEA, or KTR10EZPF7503 (all carry AEC-Q200 certification)
For high-voltage circuit applications: RCV0805750KFKEA, KTR10EZPF7503, or CHV0805-FX-7503ELF

Compliance Verification: All listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with environmental and regulatory requirements matching the original component.

Physical Fit Consideration: All substitute parts utilize the 0805 (2012 Metric) package format with identical footprint dimensions (2.00mm x 1.25mm length and width). Height variations range from 0.50mm to 0.70mm maximum seated height. Verify PCB assembly equipment clearance specifications when selecting parts with maximum height of 0.70mm (ERJ-6ENF7503V).

Frequently Asked Questions (FAQ)

Q: Can RC0805JR-07750KL be used as a direct replacement for RC2012J754CS?

A: Yes. RC0805JR-07750KL is a direct equivalent substitute. Both parts share identical resistance value (750 kOhms), tolerance (±5%), power rating (0.125W), package format (0805), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, MSL 1).

Q: What is the difference between the original part and the ±1% tolerance upgrade options?

A: The original RC2012J754CS specifies ±5% tolerance. Upgrade substitute parts feature ±1% tolerance, providing four times tighter tolerance specification. This enhanced precision is suitable for applications requiring more accurate resistance values. All other electrical and mechanical parameters remain equivalent.

Q: Are automotive-rated parts (AEC-Q200) compatible with non-automotive applications?

A: Yes. Automotive AEC-Q200 rated parts meet or exceed the electrical and reliability specifications of non-automotive equivalents. These parts are suitable for any application requiring the specified electrical characteristics and can be used in non-automotive designs without restriction.

Q: What is the significance of "High Voltage" feature designation?

A: High Voltage variants (RCV0805750KFKEA, KTR10EZPF7503, CHV0805-FX-7503ELF) are designed for circuits operating at elevated voltage levels. These parts maintain identical resistance, tolerance, and power specifications but incorporate design features for high-voltage circuit compatibility. Use high-voltage variants only when circuit design specifically requires this capability.

Q: Does "Moisture Resistant" feature affect substitution compatibility?

A: Moisture Resistant feature indicates enhanced protection against moisture ingress. Parts with this designation (RC2012J754CS, RC0805JR-07750KL, AC0805FR-07750KL, CR0805-FX-7503ELF, RC0805FR-07750KL) are suitable for applications in humid or moisture-prone environments. Parts without this designation are suitable for standard operating conditions. Selection depends on application environment requirements.

Q: What packaging format differences exist among substitute parts?

A: The original RC2012J754CS is supplied in Tape & Reel (TR) format. Most substitute parts are also available in Tape & Reel format. RC0805FR-07750KL and ERJ-6ENF7503V are available in Cut Tape (CT) & Digi-Reel® format. Packaging format affects component handling and assembly processes but does not impact electrical or mechanical compatibility.

Q: Are all substitute parts available in equivalent inventory quantities?

A: Inventory availability varies by manufacturer and distributor. The original part shows 693 pieces in stock. Substitute parts show varying availability: RC0805JR-07750KL (8,237 pcs), RMCF0805FT750K (52,001 pcs), ERJ-6ENF7503V (123,074 pcs), and others. Verify current inventory status with component suppliers for procurement planning.

Q: Can parts with different height specifications be used interchangeably on the same PCB?

A: Yes, within design constraints. All parts use the 0805 (2012 Metric) package with identical footprint. Height variations range from 0.50mm to 0.70mm maximum seated height. Verify that PCB assembly equipment, solder reflow profiles, and component placement clearances accommodate the selected part height. Consult assembly process specifications before selecting parts with maximum height of 0.70mm.

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