RC2012F101CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F101CS is a 100 Ohm ±1% 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 unlimited moisture sensitivity level (MSL 1). The part is supplied in Tape & Reel (TR) packaging with 1077 pieces currently in stock inventory.

Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental operating parameters. Alternative sources provide equivalent performance for applications where primary component availability is limited or where specific certifications such as AEC-Q200 automotive qualification are required.

Key Parameters

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

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on substitution relationship type:

Direct Manufacturer Substitutes share identical electrical parameters (100 Ohms, ±1%, 0.125W), mechanical package (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). These parts differ in packaging format (Cut Tape vs. Tape & Reel), height-seated maximum dimension, and optional feature sets such as automotive AEC-Q200 certification or moisture resistance designation.

Similar Manufacturer Substitutes meet all core electrical and mechanical requirements but include additional feature certifications (automotive AEC-Q200, anti-sulfur properties, or enhanced moisture resistance) that extend application scope beyond the base RC2012F101CS specification.

Substitution eligibility is determined by the following mandatory parameters:

Resistance value: 100 Ohms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature: -55°C to 155°C
RoHS3 compliance
MSL 1 rating

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp (°C)	Height Max (mm)	Packaging Type	RoHS3	MSL
RC2012F101CS	Samsung Electro-Mechanics	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.65	Tape & Reel	Yes	1
CR0805-FX-1000ELF	Bourns Inc.	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.60	Cut Tape & Digi-Reel	Yes	1
CRG0805F100R	TE Connectivity Passive Product	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.65	Tape & Reel	Yes	1
ERJ-6ENF1000V	Panasonic Electronic Components	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.70	Cut Tape & Digi-Reel	Yes	1
KTR10EZPF1000	Rohm Semiconductor	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.65	Tape & Reel	Yes	1
RC0805FR-07100RL	YAGEO	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.60	Cut Tape & Digi-Reel	Yes	1
RCG0805100RFKEA	Vishay Dale	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.50	Tape & Reel	Yes	1
RMCF0805FT100R	Stackpole Electronics Inc	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.65	Tape & Reel	Yes	1
AC0805FR-07100RL	YAGEO	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.60	Cut Tape & Digi-Reel	Yes	1
AF0805FR-07100RL	YAGEO	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.60	Tape & Reel	Yes	1
ASC0805-100RF1	Riedon	100Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155	0.60	Tape & Reel	Yes	1

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical compatibility with RC2012F101CS based on matching core specifications. Selection between equivalent parts depends on application-specific requirements and supply chain considerations.

For general industrial applications without automotive requirements, CR0805-FX-1000ELF (Bourns), CRG0805F100R (TE Connectivity), RC0805FR-07100RL (YAGEO), and RCG0805100RFKEA (Vishay Dale) provide direct functional equivalence with inventory availability ranging from 10,244 to 1,089,764 pieces.

For automotive applications requiring AEC-Q200 certification, ERJ-6ENF1000V (Panasonic), KTR10EZPF1000 (Rohm), RMCF0805FT100R (Stackpole), AC0805FR-07100RL (YAGEO), AF0805FR-07100RL (YAGEO), and ASC0805-100RF1 (Riedon) are qualified alternatives. These parts carry AEC-Q200 ratings and are suitable for automotive-grade circuit designs.

For high-reliability applications in corrosive environments, AF0805FR-07100RL (anti-sulfur feature) and ASC0805-100RF1 (anti-sulfur with moisture resistant properties) provide enhanced environmental protection beyond standard thick film composition.

Packaging format selection affects assembly workflow. Tape & Reel (TR) packaging suits automated pick-and-place equipment, while Cut Tape (CT) & Digi-Reel packaging accommodates manual assembly or lower-volume production runs. RC2012F101CS is supplied in TR format; equivalent TR-packaged alternatives include CRG0805F100R, KTR10EZPF1000, RCG0805100RFKEA, RMCF0805FT100R, AF0805FR-07100RL, and ASC0805-100RF1.

Height-seated maximum dimension ranges from 0.50mm (RCG0805100RFKEA) to 0.70mm (ERJ-6ENF1000V). PCB layout with tight vertical clearance constraints may require selection of lower-profile alternatives such as RCG0805100RFKEA (0.50mm) or CR0805-FX-1000ELF and RC0805FR-07100RL (both 0.60mm).

All substitute parts are ROHS3 compliant and carry MSL 1 (unlimited) moisture sensitivity rating, matching the environmental compliance profile of the primary part.

Frequently Asked Questions (FAQ)

Q: Can CR0805-FX-1000ELF replace RC2012F101CS in a standard circuit design?

A: Yes. CR0805-FX-1000ELF meets all mandatory electrical parameters (100 Ohms ±1%, 0.125W, ±100ppm/°C, -55°C to 155°C operating range) and mechanical specifications (0805 package, 2.00mm x 1.25mm dimensions). The primary difference is packaging format (Cut Tape & Digi-Reel vs. Tape & Reel) and height-seated maximum (0.60mm vs. 0.65mm). Substitution is valid for applications without automated assembly constraints.

Q: What is the difference between direct and similar manufacturer substitutes?

A: Direct manufacturer substitutes (CR0805-FX-1000ELF, CRG0805F100R, RC0805FR-07100RL, RCG0805100RFKEA, RMCF0805FT100R) share identical core specifications with RC2012F101CS and differ only in packaging, height, or optional features. Similar manufacturer substitutes (AC0805FR-07100RL, AF0805FR-07100RL, ASC0805-100RF1) include additional certifications such as AEC-Q200 automotive qualification or anti-sulfur properties that extend application scope beyond the base specification.

Q: Are AEC-Q200 qualified parts (ERJ-6ENF1000V, KTR10EZPF1000, RMCF0805FT100R, AC0805FR-07100RL, AF0805FR-07100RL, ASC0805-100RF1) required for non-automotive applications?

A: No. AEC-Q200 certification is required only for automotive-grade circuit designs. For general industrial, consumer, or commercial applications, non-certified alternatives such as CR0805-FX-1000ELF, CRG0805F100R, RC0805FR-07100RL, and RCG0805100RFKEA provide equivalent electrical and mechanical performance at potentially lower cost.

Q: Does height-seated maximum dimension affect PCB layout compatibility?

A: Yes. Height-seated maximum ranges from 0.50mm to 0.70mm across substitute options. Applications with tight vertical clearance constraints (such as stacked PCB assemblies or confined enclosures) require selection of lower-profile parts. RCG0805100RFKEA (0.50mm) offers the lowest profile; CR0805-FX-1000ELF and RC0805FR-07100RL (both 0.60mm) provide intermediate options.

Q: What packaging format should be selected for automated assembly?

A: Tape & Reel (TR) packaging is standard for automated pick-and-place equipment. RC2012F101CS is supplied in TR format. Equivalent TR-packaged alternatives include CRG0805F100R, KTR10EZPF1000, RCG0805100RFKEA, RMCF0805FT100R, AF0805FR-07100RL, and ASC0805-100RF1. Cut Tape (CT) & Digi-Reel packaging (CR0805-FX-1000ELF, ERJ-6ENF1000V, RC0805FR-07100RL, AC0805FR-07100RL) is suitable for manual assembly or lower-volume production.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the environmental regulatory status of RC2012F101CS. All parts also maintain MSL 1 (unlimited) moisture sensitivity level rating.

Q: Which substitute offers the highest inventory availability?

A: CRG0805F100R (TE Connectivity) provides the highest inventory availability with 1,089,764 pieces in stock, followed by ERJ-6ENF1000V (Panasonic) with 885,965 pieces. CR0805-FX-1000ELF (Bourns) offers 143,408 pieces. These high-availability options support large-volume production requirements.

Q: Can anti-sulfur variants (AF0805FR-07100RL, ASC0805-100RF1) be used in standard applications?

A: Yes. Anti-sulfur variants provide enhanced environmental protection in corrosive or high-humidity conditions but function identically to standard thick film resistors in normal operating environments. These parts are backward compatible with applications designed for RC2012F101CS and offer additional reliability margin in harsh environments.

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