RC2012J753CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012J753CS is a 75 kOhms ±5% 0.125W (1/8W) chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This thick film, moisture-resistant component operates across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is ROHS3 compliant, MSL 1 rated, and currently active in production with 2700 pieces in stock. Equivalent and substitute parts are identified when electrical specifications (resistance value, tolerance, power rating, temperature range) and mechanical parameters (package size, termination count) align with application requirements.

Key Parameters

Parameter	Value
Resistance	75 kOhms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Resistance	Yes
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RC2012J753CS is determined by strict equivalence in the following parameters:

Critical Parameters (Must Match):

Resistance value: 75 kOhms
Package / Case: 0805 (2012 Metric)
Power rating: 0.125W (1/8W)
Temperature range: -55°C ~ 155°C
Composition: Thick Film
Number of terminations: 2

Allowable Variations:

Tolerance: ±5% (main part) to ±1% (substitute parts) — tighter tolerance is acceptable as an upgrade
Manufacturer: Different manufacturers with identical electrical and mechanical specifications
Moisture resistance: Present in main part; may be present or absent in substitutes
Additional certifications: AEC-Q200 automotive qualification in substitute parts does not prevent substitution

Substitute Categories:

Direct Equivalent (Same Tolerance ±5%):

RC0805JR-0775KL (YAGEO) — Identical electrical and mechanical specifications

Upgrade Substitutes (Tighter Tolerance ±1%):

RMCF0805FT75K0 (Stackpole Electronics Inc)
AC0805FR-0775KL (YAGEO)
CR0805-FX-7502ELF (Bourns Inc.)
ERJ-6ENF7502V (Panasonic Electronic Components)
KTR10EZPF7502 (Rohm Semiconductor)
RC0805FR-0775KL (YAGEO)

Similar Substitutes (±1% Tolerance, Variant Packaging or Power Rating):

CRCW080575K0FKEA (Vishay Dale) — 1/8W, ±1%, AEC-Q200
CRCW080575K0FKEAHP (Vishay Dale) — 1/2W power rating (higher power capability)
CRCW080575K0FKTA (Vishay Dale) — 1/8W, ±1%, RoHS non-compliant variant

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	Height Max (mm)	RoHS Status	AEC-Q200
RC2012J753CS	Samsung Electro-Mechanics	75k	±5%	0.125	0805	±100ppm/°C	-55 ~ 155	0.65	ROHS3	No
RC0805JR-0775KL	YAGEO	75k	±5%	0.125	0805	±100ppm/°C	-55 ~ 155	0.60	ROHS3	No
RMCF0805FT75K0	Stackpole Electronics Inc	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.65	ROHS3	Yes
AC0805FR-0775KL	YAGEO	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.60	ROHS3	Yes
CR0805-FX-7502ELF	Bourns Inc.	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.60	ROHS3	No
ERJ-6ENF7502V	Panasonic Electronic Components	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.70	ROHS3	Yes
KTR10EZPF7502	Rohm Semiconductor	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.65	ROHS3	Yes
RC0805FR-0775KL	YAGEO	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.60	ROHS3	No
CRCW080575K0FKEA	Vishay Dale	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.50	ROHS3	Yes
CRCW080575K0FKEAHP	Vishay Dale	75k	±1%	0.5	0805	±100ppm/°C	-55 ~ 155	0.60	ROHS3	Yes
CRCW080575K0FKTA	Vishay Dale	75k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	0.50	Non-compliant	No

Engineering Selection Recommendations

For Direct Replacement (No Design Changes Required):

RC0805JR-0775KL (YAGEO) is the direct equivalent substitute. It maintains the ±5% tolerance specification of the original RC2012J753CS while offering identical electrical performance and mechanical fit. Both parts are ROHS3 compliant with MSL 1 rating. This substitution requires no circuit redesign or validation.

For Tolerance Upgrade Applications:

When circuit design permits tighter tolerance specifications, the following ±1% tolerance parts are suitable upgrades:

RMCF0805FT75K0 (Stackpole Electronics Inc) — AEC-Q200 automotive qualified
AC0805FR-0775KL (YAGEO) — AEC-Q200 automotive qualified with moisture resistance
CR0805-FX-7502ELF (Bourns Inc.) — Moisture resistant, compact height (0.60mm)
ERJ-6ENF7502V (Panasonic Electronic Components) — AEC-Q200 automotive qualified
KTR10EZPF7502 (Rohm Semiconductor) — AEC-Q200 automotive qualified with high voltage capability
RC0805FR-0775KL (YAGEO) — Moisture resistant, compact height (0.60mm)
CRCW080575K0FKEA (Vishay Dale) — AEC-Q200 automotive qualified, lowest profile (0.50mm)

All upgrade substitutes maintain the 0.125W power rating, 0805 package, and -55°C to 155°C operating temperature range. ROHS3 compliance is confirmed for all upgrade options except CRCW080575K0FKTA.

For Higher Power Dissipation Requirements:

CRCW080575K0FKEAHP (Vishay Dale) provides 0.5W (1/2W) power rating in the same 0805 package footprint. This variant is suitable only when circuit requirements demand higher power handling capacity than the standard 0.125W specification.

Compliance Considerations:

All recommended substitutes maintain ROHS3 compliance and MSL 1 rating. CRCW080575K0FKTA is RoHS non-compliant and REACH affected; this variant is not recommended for new designs or applications with regulatory compliance requirements.

Frequently Asked Questions (FAQ)

Q: Can RC0805JR-0775KL replace RC2012J753CS without any circuit modifications?

A: Yes. RC0805JR-0775KL is a direct equivalent with identical resistance (75 kOhms), tolerance (±5%), power rating (0.125W), package (0805), and operating temperature range (-55°C to 155°C). Both are ROHS3 compliant with MSL 1 rating. No design changes are required.

Q: What is the difference between the main part and the ±1% tolerance upgrade substitutes?

A: The RC2012J753CS specifies ±5% tolerance, while upgrade substitutes (RMCF0805FT75K0, AC0805FR-0775KL, CR0805-FX-7502ELF, ERJ-6ENF7502V, KTR10EZPF7502, RC0805FR-0775KL, CRCW080575K0FKEA) provide ±1% tolerance. Tighter tolerance means the actual resistance value will be closer to the nominal 75 kOhms specification. This is beneficial for precision circuits but not required for general applications. All other electrical and mechanical parameters remain identical.

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

A: Yes. AEC-Q200 qualification indicates the part meets automotive reliability and environmental stress testing standards. These parts are fully compatible with non-automotive applications and offer enhanced reliability margins. The presence of AEC-Q200 certification does not restrict use in consumer or industrial applications.

Q: What does MSL 1 rating mean for moisture sensitivity?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture bake-out requirements. The component can be stored indefinitely at room temperature without special moisture control measures. This applies to all listed parts.

Q: Can CRCW080575K0FKEAHP (0.5W) be used as a direct replacement for the 0.125W main part?

A: CRCW080575K0FKEAHP can be used only if the circuit board layout and thermal design accommodate the higher power rating. The 0.5W rating means this part can dissipate more heat without exceeding temperature limits. However, if the original circuit is designed for 0.125W dissipation, the higher power rating is unnecessary. Verify PCB trace width and thermal environment compatibility before substitution.

Q: Why is CRCW080575K0FKTA not recommended despite matching electrical specifications?

A: CRCW080575K0FKTA is RoHS non-compliant and REACH affected. If your application or region requires RoHS3 compliance (EU, automotive, medical, consumer electronics), this variant cannot be used. All other listed substitutes maintain ROHS3 compliance.

Q: Do all substitute parts fit the same PCB footprint as RC2012J753CS?

A: Yes. All listed substitutes use the 0805 (2012 Metric) package with identical footprint dimensions (2.00mm L × 1.25mm W). However, seated height varies slightly between manufacturers (0.50mm to 0.70mm maximum). For applications with tight vertical clearance constraints, verify the specific height specification of your selected substitute. CRCW080575K0FKEA and CRCW080575K0FKTA offer the lowest profile at 0.50mm.

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

A: All listed parts specify ±100ppm/°C temperature coefficient. This means the resistance value changes by approximately 0.01% per degree Celsius change in operating temperature. For the 75 kOhms value, a 100°C temperature swing would result in approximately 75 Ohms maximum deviation. This specification is identical across all substitutes and the main part.

Q: Can I use these resistors in high-frequency or RF applications?

A: The provided specifications do not include frequency response or high-frequency characteristics. For RF or high-frequency applications above 1 MHz, consult the detailed datasheets for parasitic inductance and capacitance values. Standard thick film 0805 resistors are generally suitable for audio and low-frequency applications but may have limitations in RF circuits.

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