RC2012J752CS 7.5kΩ 0805 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC2012J752CS is a 7.5 kOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is rated for 0.125W (1/8W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size, dimensions, termination count), and environmental ratings. Alternative sources provide design flexibility, supply chain redundancy, and access to enhanced specifications such as improved tolerance or automotive qualification.

Key Parameters

Parameter	Value	Unit
Resistance	7.5	kOhms
Tolerance	±5%	-
Power Rating	0.125	W (1/8W)
Package / Case	0805 (2012 Metric)	-
Composition	Thick Film	-
Temperature Coefficient	±100	ppm/°C
Operating Temperature Range	-55 to 155	°C
Dimensions	2.00 x 1.25	mm (L x W)
Number of Terminations	2	-
RoHS Status	ROHS3 Compliant	-
Moisture Sensitivity Level	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitute parts for the RC2012J752CS are classified into two categories based on electrical and mechanical compatibility:

Direct Substitutes (Equivalent Tolerance ±5%)

Direct substitutes maintain the original ±5% tolerance specification while preserving all other electrical and mechanical parameters. These parts are functionally interchangeable without circuit redesign:

RC0805JR-077K5L (YAGEO RC_L series)
AC0805JR-077K5L (YAGEO AC series)

Upgrade Substitutes (Enhanced Tolerance ±1%)

Upgrade substitutes provide improved tolerance specification (±1% versus ±5%) while maintaining identical resistance value, power rating, package format, temperature coefficient, and operating temperature range. These parts offer superior accuracy for precision circuit applications. Upgrade substitutes include:

RMCF0805FT7K50 (Stackpole Electronics Inc, Automotive AEC-Q200)
AC0805FR-077K5L (YAGEO AC series, Automotive AEC-Q200)
CR0805-FX-7501ELF (Bourns Inc.)
CRG0805F7K5 (TE Connectivity Passive Product, Neohm series)
ERJ-6ENF7501V (Panasonic Electronic Components, Automotive AEC-Q200)
KTR10EZPF7501 (Rohm Semiconductor, Automotive AEC-Q200, High Voltage)
RC0805FR-077K5L (YAGEO RC_L series)
RMCF0805FG7K50 (Stackpole Electronics Inc, Automotive AEC-Q200)

Substitution eligibility is determined by:

Identical resistance value: 7.5 kOhms
Compatible tolerance: ±5% or better (±1%)
Matching power rating: 0.125W (1/8W)
Identical package: 0805 (2012 Metric)
Matching composition: Thick Film
Identical temperature coefficient: ±100ppm/°C
Overlapping operating temperature: -55°C to 155°C minimum
Equivalent or superior environmental compliance: ROHS3, MSL 1

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op Temp (°C)	Height Max (mm)	Features	RoHS
RC2012J752CS	Samsung Electro-Mechanics	7.5 kΩ	±5%	0.125	0805	±100	-55 to 155	0.65	Moisture Resistant	ROHS3
RC0805JR-077K5L	YAGEO	7.5 kΩ	±5%	0.125	0805	±100	-55 to 155	0.60	Moisture Resistant	ROHS3
RMCF0805FT7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.65	Automotive AEC-Q200	ROHS3
AC0805FR-077K5L	YAGEO	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.60	Automotive AEC-Q200, Moisture Resistant	ROHS3
CR0805-FX-7501ELF	Bourns Inc.	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.60	Moisture Resistant	ROHS3
CRG0805F7K5	TE Connectivity Passive Product	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.65	Neohm Series	ROHS3
ERJ-6ENF7501V	Panasonic Electronic Components	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.70	Automotive AEC-Q200	ROHS3
KTR10EZPF7501	Rohm Semiconductor	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.65	Automotive AEC-Q200, High Voltage	ROHS3
RC0805FR-077K5L	YAGEO	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.60	Moisture Resistant	ROHS3
RMCF0805FG7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.125	0805	±100	-55 to 155	0.65	Automotive AEC-Q200	ROHS3
AC0805JR-077K5L	YAGEO	7.5 kΩ	±5%	0.125	0805	±100	-55 to 155	0.60	Automotive AEC-Q200, Moisture Resistant	ROHS3

Engineering Selection Recommendations

For Direct Equivalent Replacement (±5% Tolerance)

RC0805JR-077K5L and AC0805JR-077K5L provide direct functional equivalence to RC2012J752CS. Both maintain ±5% tolerance specification and are suitable for applications where the original tolerance specification is required. RC0805JR-077K5L offers higher inventory availability (119,903 pcs) and identical moisture-resistant construction. AC0805JR-077K5L includes automotive AEC-Q200 qualification, providing enhanced reliability for automotive and industrial applications while maintaining the original ±5% tolerance.

For Precision Applications (±1% Tolerance Upgrade)

When circuit design permits tolerance improvement, upgrade substitutes with ±1% specification provide superior accuracy. RC0805FR-077K5L (YAGEO) offers the highest inventory availability (411,349 pcs) among ±1% alternatives with moisture-resistant construction. For automotive applications, RMCF0805FT7K50 (Stackpole) and RMCF0805FG7K50 (Stackpole) provide AEC-Q200 qualification with 793,133 pcs and 10,537 pcs inventory respectively. AC0805FR-077K5L combines automotive AEC-Q200 qualification with moisture-resistant features and ±1% tolerance.

For High-Reliability Automotive Designs

ERJ-6ENF7501V (Panasonic) and KTR10EZPF7501 (Rohm) provide automotive AEC-Q200 qualification with ±1% tolerance. KTR10EZPF7501 includes high-voltage features for demanding automotive applications. Both maintain identical electrical and thermal specifications to the base part.

For Standard Industrial Applications

CRG0805F7K5 (TE Connectivity Neohm series) and CR0805-FX-7501ELF (Bourns) provide ±1% tolerance with moisture-resistant construction for general industrial use without automotive qualification requirements.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and identical operating temperature range (-55°C to 155°C), ensuring environmental and regulatory compatibility with the original RC2012J752CS specification.

Frequently Asked Questions (FAQ)

Q: Can RC0805JR-077K5L replace RC2012J752CS directly in production?

A: Yes. RC0805JR-077K5L is a direct equivalent with identical electrical specifications (7.5 kΩ ±5%, 0.125W), package format (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Both parts are ROHS3 compliant with MSL 1 rating. Physical dimensions and termination count are identical.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes (RC0805JR-077K5L, AC0805JR-077K5L) maintain the original ±5% tolerance specification. Upgrade substitutes provide improved ±1% tolerance while preserving all other electrical and mechanical parameters. Upgrade substitutes are suitable when circuit design permits or requires tighter tolerance specifications.

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

A: Yes. Automotive AEC-Q200 qualified parts (RMCF0805FT7K50, AC0805FR-077K5L, ERJ-6ENF7501V, KTR10EZPF7501, RMCF0805FG7K50) meet or exceed standard industrial reliability requirements. These parts are fully compatible with non-automotive applications and provide enhanced reliability margins.

Q: Does package height variation affect PCB assembly compatibility?

A: Package height variations (0.60mm to 0.70mm maximum seated height) are within standard 0805 component tolerances and do not affect PCB assembly compatibility. All substitute parts use identical 0805 (2012 Metric) package format with standard land patterns and reflow profiles.

Q: Which substitute offers the best inventory availability?

A: RC0805FR-077K5L (YAGEO) provides the highest inventory availability at 411,349 pcs with ±1% tolerance upgrade. For direct ±5% equivalent, RC0805JR-077K5L (YAGEO) offers 119,903 pcs availability.

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

A: Yes. A ±1% tolerance part is a superior specification and is fully compatible with circuits designed for ±5% tolerance. The tighter tolerance provides improved circuit performance and stability without requiring design modifications.

Q: What is the significance of moisture-resistant construction?

A: Moisture-resistant thick film construction (present in RC2012J752CS, RC0805JR-077K5L, AC0805JR-077K5L, AC0805FR-077K5L, CR0805-FX-7501ELF, RC0805FR-077K5L) provides enhanced reliability in humid environments and reduces failure rates during storage and assembly. All substitute parts maintain MSL 1 (unlimited) rating, indicating no moisture sensitivity limitations.

Q: Are there any electrical performance differences between manufacturers?

A: All substitute parts maintain identical electrical specifications: 7.5 kΩ resistance, matching tolerance (±5% or ±1%), 0.125W power rating, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. Electrical performance is equivalent across all manufacturers listed.

Q: Which substitute is recommended for cost optimization?

A: RC0805JR-077K5L (YAGEO) provides direct ±5% equivalent specification with the highest inventory availability and competitive pricing. For applications permitting tolerance upgrade, RC0805FR-077K5L (YAGEO) offers ±1% specification with superior availability and cost efficiency.

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