RMCS0805FT2K00 Equivalent & Substitute Parts

Part Overview

The RMCS0805FT2K00 is a 2 kOhms ±1% 0.125W (1/8W) chip resistor in 0805 (2012 Metric) package manufactured by Stackpole Electronics Inc. This thick film resistor features anti-sulfur composition and operates across -55°C to 155°C. The part is active in production with 944 units in stock. Substitute parts are necessary to address supply availability, manufacturing lead times, or design requirements for enhanced performance ratings such as automotive qualification or higher power dissipation capabilities.

Key Parameters

Parameter	Value
Resistance	2 kOhms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Compatibility Requirements:

Resistance value: 2 kOhms
Tolerance: ±1% (or tighter)
Package: 0805 (2012 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C to 155°C minimum
RoHS3 Compliance

Secondary Enhancement Parameters:

Power rating: 0.125W or higher
Automotive AEC-Q200 qualification (optional enhancement)
Anti-sulfur or moisture-resistant features (optional enhancement)
Pulse withstanding capability (optional enhancement)

Substitute parts are grouped into three categories based on enhancement level:

Category 1 - Manufacturer Recommended (Same Specifications): Parts meeting all primary requirements with identical or superior power ratings and standard features.

Category 2 - Upgrade Options (Enhanced Features): Parts exceeding primary specifications with automotive AEC-Q200 qualification, anti-sulfur composition, or moisture resistance.

Category 3 - High-Performance Upgrades (Increased Power Rating): Parts with higher power dissipation (0.4W to 0.5W) suitable for applications requiring enhanced thermal performance.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Features	AEC-Q200	Packaging	Height Max (mm)	Inventory
RMCS0805FT2K00	Stackpole Electronics Inc	2 kOhms	±1%	0.125	Anti-Sulfur	No	Tape & Reel	0.60	944
RMCF0805FT2K00	Stackpole Electronics Inc	2 kOhms	±1%	0.125	Automotive AEC-Q200	Yes	Tape & Reel	0.65	1140
AF0805FR-072KL	YAGEO	2 kOhms	±1%	0.125	Anti-Sulfur, Automotive AEC-Q200	Yes	Tape & Reel	0.60	5343
ERJ-UP6F2001V	Panasonic Electronic Components	2 kOhms	±1%	0.5	Anti-Sulfur, Automotive AEC-Q200, Pulse Withstanding	Yes	Tape & Reel	0.70	6103
AC0805FR-072KL	YAGEO	2 kOhms	±1%	0.125	Automotive AEC-Q200, Moisture Resistant	Yes	Cut Tape & Digi-Reel	0.60	46223
CRCW08052K00FKEA	Vishay Dale	2 kOhms	±1%	0.125	Automotive AEC-Q200	Yes	Cut Tape & Digi-Reel	0.50	2200
CRCW08052K00FKEAHP	Vishay Dale	2 kOhms	±1%	0.5	Automotive AEC-Q200, Pulse Withstanding	Yes	Cut Tape & Digi-Reel	0.50	28208
ERJ-6ENF2001V	Panasonic Electronic Components	2 kOhms	±1%	0.125	Automotive AEC-Q200	Yes	Cut Tape & Digi-Reel	0.70	325394
ERJ-P06D2001V	Panasonic Electronic Components	2 kOhms	±0.5%	0.5	Automotive AEC-Q200, Pulse Withstanding	Yes	Tape & Reel	0.70	16636
ERJ-P06F2001V	Panasonic Electronic Components	2 kOhms	±1%	0.5	Automotive AEC-Q200, Pulse Withstanding	Yes	Tape & Reel	0.70	64569
ESR10EZPF2001	Rohm Semiconductor	2 kOhms	±1%	0.4	Automotive AEC-Q200, Pulse Withstanding	Yes	Tape & Reel	0.65	111225

Engineering Selection Recommendations

Direct Substitutes (Identical Specifications): RMCF0805FT2K00 from Stackpole Electronics Inc serves as the manufacturer-recommended equivalent with identical electrical specifications and enhanced automotive AEC-Q200 qualification. This part maintains the same power rating and tolerance while adding automotive-grade reliability.

Standard Automotive-Qualified Alternatives: AF0805FR-072KL (YAGEO), AC0805FR-072KL (YAGEO), CRCW08052K00FKEA (Vishay Dale), and ERJ-6ENF2001V (Panasonic) are all suitable direct replacements with AEC-Q200 certification. These parts maintain 0.125W power rating and ±1% tolerance. Selection among these options depends on packaging preference (Tape & Reel versus Cut Tape & Digi-Reel) and inventory availability.

High-Power Upgrade Options: ERJ-UP6F2001V, CRCW08052K00FKEAHP, ERJ-P06F2001V, and ESR10EZPF2001 provide increased power dissipation (0.4W to 0.5W) with pulse withstanding capability. These are suitable for applications requiring enhanced thermal performance while maintaining 2 kOhms resistance and ±1% tolerance.

Enhanced Tolerance Option: ERJ-P06D2001V offers ±0.5% tolerance with 0.5W power rating and AEC-Q200 qualification for applications requiring tighter resistance tolerance.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and -55°C to 155°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can RMCS0805FT2K00 be replaced with any 2 kOhm 0805 resistor? A: No. Substitutes must maintain ±1% tolerance (or tighter), 0.125W minimum power rating, thick film composition, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. Package dimensions must be 0805 (2012 Metric) with identical termination count.

Q: What is the difference between the original part and RMCF0805FT2K00? A: RMCF0805FT2K00 is the automotive-qualified variant from the same manufacturer with AEC-Q200 certification. Electrical specifications are identical; the primary difference is automotive-grade reliability qualification.

Q: Can I use a 0.5W rated resistor in place of the 0.125W original? A: Yes. Higher power-rated resistors (0.4W, 0.5W) are electrically compatible and provide additional thermal margin. Physical height may increase slightly (0.65mm to 0.70mm maximum), which must be verified against PCB layout constraints.

Q: What does AEC-Q200 certification mean? A: AEC-Q200 is an automotive qualification standard ensuring the component meets reliability and performance requirements for automotive applications, including temperature cycling, humidity resistance, and failure rate specifications.

Q: Are Cut Tape & Digi-Reel packaged parts compatible with Tape & Reel designs? A: Yes. Both packaging formats contain identical components; the difference is in reel configuration and handling. Verify that assembly equipment can accommodate the specific reel format.

Q: Which substitute has the highest inventory availability? A: ERJ-6ENF2001V from Panasonic Electronic Components has 325,394 units in stock, providing maximum supply security for high-volume applications.

Q: Can RMCS0805FT2K00 be used in automotive applications? A: The original part lacks AEC-Q200 certification. For automotive applications, use AEC-Q200 qualified alternatives such as RMCF0805FT2K00, AF0805FR-072KL, or CRCW08052K00FKEA.

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