RC2012J273CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012J273CS is a 27 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 and is supplied in Tape & Reel packaging. The part is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, suitable for general-purpose applications requiring standard tolerance resistive elements. 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 size, termination count, height constraints) while maintaining compliance certifications.

Key Parameters

Parameter	Value
Resistance	27 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
Size / Dimension	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height - Seated (Max)	0.026" (0.65mm)
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RC2012J273CS are categorized based on electrical and mechanical parameter alignment:

Direct Equivalent (Same Tolerance ±5%): Parts maintaining identical tolerance specification (±5%) with matching resistance value, power rating, package dimensions, and operating temperature range. These parts provide direct functional replacement without circuit performance modification.

Upgrade Substitutes (Improved Tolerance ±1%): Parts offering tighter tolerance specification (±1%) while maintaining all other electrical parameters (27 kOhms resistance, 0.125W power rating, ±100ppm/°C temperature coefficient, -55°C ~ 155°C operating range) and mechanical compatibility (0805 package, 2-termination configuration). Upgrade substitutes provide enhanced circuit accuracy without requiring design changes.

Similar Parts (Tolerance Match with Feature Variations): Parts matching tolerance and electrical specifications but incorporating additional features (Automotive AEC-Q200 certification, higher power rating, pulse withstanding capability) or featuring different packaging formats (Cut Tape vs. Tape & Reel). These parts maintain core electrical compatibility while offering supplementary capabilities or alternative supply chain options.

Key Parameters Determining Substitution:

Resistance value: 27 kOhms (fixed requirement)
Package type: 0805 (2012 Metric) (fixed requirement)
Power rating: 0.125W minimum (upgrades may exceed)
Operating temperature: -55°C ~ 155°C (fixed requirement)
Termination count: 2 (fixed requirement)
Composition: Thick Film (fixed requirement)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff	Op Temp Range	Package	Height Max	RoHS	MSL	Packaging Type
RC2012J273CS	Samsung Electro-Mechanics	27 kOhms	±5%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	ROHS3	1	Tape & Reel
RC0805JR-0727KL	YAGEO	27 kOhms	±5%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	ROHS3	1	Cut Tape & Digi-Reel
AC0805FR-0727KL	YAGEO	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	ROHS3	1	Tape & Reel
CRG0805F27K	TE Connectivity Passive Product	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	ROHS3	1	Tape & Reel
ERJ-6ENF2702V	Panasonic Electronic Components	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.028" (0.70mm)	ROHS3	1	Cut Tape & Digi-Reel
KTR10EZPF2702	Rohm Semiconductor	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	ROHS3	1	Tape & Reel
RC0805FR-0727KL	YAGEO	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	ROHS3	1	Cut Tape & Digi-Reel
RMCF0805FT27K0	Stackpole Electronics Inc	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	ROHS3	1	Tape & Reel
AC0805JR-0727KL	YAGEO	27 kOhms	±5%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	ROHS3	1	Tape & Reel
CRCW080527K0FKEA	Vishay Dale	27 kOhms	±1%	0.125	±100ppm/°C	-55°C ~ 155°C	0805	0.020" (0.50mm)	ROHS3	1	Tape & Reel
CRCW080527K0FKEAHP	Vishay Dale	27 kOhms	±1%	0.5	±100ppm/°C	-55°C ~ 155°C	0805	0.020" (0.50mm)	ROHS3	1	Tape & Reel

Engineering Selection Recommendations

Direct Equivalent Selection: RC0805JR-0727KL (YAGEO) provides direct functional equivalence to RC2012J273CS with identical electrical specifications (27 kOhms ±5%, 0.125W, ±100ppm/°C, -55°C ~ 155°C). Both parts maintain ROHS3 compliance and MSL 1 rating. The primary difference is packaging format (Cut Tape & Digi-Reel vs. Tape & Reel) and seated height (0.024" vs. 0.026"), which does not affect electrical performance. This part is suitable for direct substitution in applications where standard tolerance specification is acceptable.

Upgrade Substitute Selection: AC0805FR-0727KL, CRG0805F27K, ERJ-6ENF2702V, KTR10EZPF2702, RC0805FR-0727KL, and RMCF0805FT27K0 all provide ±1% tolerance specification while maintaining 27 kOhms resistance, 0.125W power rating, and identical operating temperature range. All upgrade substitutes are ROHS3 compliant with MSL 1 rating. Selection among upgrade options depends on packaging preference (Tape & Reel vs. Cut Tape & Digi-Reel) and seated height constraints. AC0805FR-0727KL and ERJ-6ENF2702V include Automotive AEC-Q200 certification; KTR10EZPF2702 includes High Voltage feature; RMCF0805FT27K0 includes Automotive AEC-Q200 certification. These parts are suitable for applications requiring improved circuit accuracy without design modification.

Similar Part Selection: AC0805JR-0727KL (YAGEO) maintains ±5% tolerance matching the original part while adding Automotive AEC-Q200 certification and moisture resistant features. CRCW080527K0FKEA (Vishay Dale) offers ±1% tolerance with Automotive AEC-Q200 certification and lowest seated height (0.020"). CRCW080527K0FKEAHP (Vishay Dale) provides higher power rating (0.5W vs. 0.125W) with pulse withstanding capability, suitable for applications requiring enhanced power dissipation. All similar parts maintain ROHS3 compliance and MSL 1 rating.

Frequently Asked Questions (FAQ)

Q: Can RC0805JR-0727KL directly replace RC2012J273CS without circuit modification?

A: Yes. RC0805JR-0727KL provides direct electrical equivalence with identical resistance (27 kOhms), tolerance (±5%), power rating (0.125W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Both parts use 0805 package with 2 terminations. Packaging format differs (Cut Tape & Digi-Reel vs. Tape & Reel) but does not affect circuit performance. Seated height difference (0.024" vs. 0.026") is within typical PCB layout tolerances.

Q: What is the difference between direct equivalent and upgrade substitute parts?

A: Direct equivalent parts (RC0805JR-0727KL, AC0805JR-0727KL) maintain the original ±5% tolerance specification. Upgrade substitute parts (AC0805FR-0727KL, CRG0805F27K, ERJ-6ENF2702V, KTR10EZPF2702, RC0805FR-0727KL, RMCF0805FT27K0) provide tighter ±1% tolerance while maintaining all other electrical parameters. Upgrade substitutes improve circuit accuracy but do not require design changes since they are pin-compatible and functionally interchangeable.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance matching the original RC2012J273CS specification. All parts also maintain MSL 1 (Unlimited) moisture sensitivity rating.

Q: Which substitute part has the lowest seated height?

A: CRCW080527K0FKEA and CRCW080527K0FKEAHP (Vishay Dale) both feature 0.020" (0.50mm) maximum seated height, compared to 0.026" (0.65mm) for the original RC2012J273CS. These parts are suitable for applications with strict height constraints.

Q: Can I use CRCW080527K0FKEAHP as a substitute if my circuit only requires 0.125W power rating?

A: Yes. CRCW080527K0FKEAHP provides 0.5W power rating, which exceeds the 0.125W requirement of the original part. Higher power rating does not negatively affect circuit operation in applications requiring lower power dissipation. The part maintains identical resistance (27 kOhms), tolerance (±1%), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). This part is suitable for direct substitution with the added benefit of enhanced power handling capability.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Tape & Reel packaging supplies components on continuous tape in reel format, suitable for high-volume automated assembly. Cut Tape & Digi-Reel packaging supplies components on cut tape segments or smaller reel quantities, suitable for lower-volume applications or mixed-component assembly. Both packaging formats contain identical components; the difference is supply format only. Selection depends on production volume and assembly equipment compatibility.

Q: Which substitute parts include Automotive AEC-Q200 certification?

A: AC0805FR-0727KL, ERJ-6ENF2702V, KTR10EZPF2702, RMCF0805FT27K0, AC0805JR-0727KL, and CRCW080527K0FKEA all include Automotive AEC-Q200 certification. These parts are suitable for automotive applications requiring qualified component specifications.

Q: Can I substitute RC2012J273CS with a part having different tolerance if my circuit design allows it?

A: Yes. If circuit design specifications permit tolerance variation, upgrade substitute parts with ±1% tolerance (AC0805FR-0727KL, CRG0805F27K, ERJ-6ENF2702V, KTR10EZPF2702, RC0805FR-0727KL, RMCF0805FT27K0) provide improved accuracy. All upgrade substitutes maintain identical resistance value (27 kOhms), power rating (0.125W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C), ensuring circuit compatibility without design modification.

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