CRCW0805464RFKEB Equivalent & Substitute Parts

Part Overview

The CRCW0805464RFKEB is a 464 Ohm ±1% 0.125W (1/8W) thick film chip resistor in 0805 (2012 Metric) package manufactured by Vishay Dale. This part is Automotive AEC-Q200 qualified and designed for high-reliability applications. The part is currently discontinued at DiGi Electronics, making equivalent substitutes necessary for ongoing procurement and design continuity.

Key Parameters

Parameter	Value
Resistance	464 Ohms
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
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters: resistance value (464 Ohms), tolerance (±1%), package type (0805), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Parts are grouped into three categories based on their relationship to the main part:

Direct Equivalents maintain identical electrical specifications and packaging format. These parts are interchangeable without circuit redesign.

Manufacturer Recommended Equivalents are approved alternatives from the original manufacturer or cross-referenced suppliers. These parts meet all electrical and mechanical requirements with minor packaging variations.

Upgrade Options provide enhanced performance characteristics (higher power rating or specialized features) while maintaining backward compatibility with the original specification. These parts can replace the original in applications where additional margin is beneficial.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	AEC-Q200	Status	Height Max (mm)
CRCW0805464RFKEB	Vishay Dale	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	Yes	Discontinued	0.50
CRCW0805464RFKEA	Vishay Dale	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	No	Active	0.50
CRCW0805464RFKEAC	Vishay Dale	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	No	Active	0.60
CRCW0805464RFKEBC	Vishay Dale	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	No	Active	0.60
ERJ-6ENF4640V	Panasonic Electronic Components	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	Yes	Active	0.70
RMCF0805FT464R	Stackpole Electronics Inc	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	Yes	Active	0.65
ESR10EZPF4640	Rohm Semiconductor	464 Ω	±1%	0.4	0805	±100ppm/°C	-55 to 155°C	Yes	Active	0.65
KTR10EZPF4640	Rohm Semiconductor	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	Yes	Active	0.65
CR0805-FX-4640ELF	Bourns Inc.	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	No	Active	0.60
CRGH0805F464R	TE Connectivity Passive Product	464 Ω	±1%	0.333	0805	±100ppm/°C	-55 to 155°C	No	Active	—
MCR10ERTF4640	Rohm Semiconductor	464 Ω	±1%	0.125	0805	±100ppm/°C	-55 to 155°C	No	Discontinued	0.65

Engineering Selection Recommendations

For AEC-Q200 Automotive Applications: ERJ-6ENF4640V (Panasonic) and RMCF0805FT464R (Stackpole) are active production alternatives with Automotive AEC-Q200 certification. Both maintain identical electrical specifications and operating temperature range as the original CRCW0805464RFKEB.

For General Industrial Applications: CRCW0805464RFKEA (Vishay Dale) provides direct electrical equivalence from the original manufacturer with active production status. CRCW0805464RFKEAC and CRCW0805464RFKEBC are manufacturer-recommended alternatives within the same CRCW series.

For Enhanced Reliability Margin: ESR10EZPF4640 (Rohm) offers 0.4W power rating with AEC-Q200 qualification, providing additional thermal headroom. KTR10EZPF4640 (Rohm) provides high-voltage capability with AEC-Q200 rating at the original 0.125W specification.

For Moisture-Resistant Applications: CR0805-FX-4640ELF (Bourns) features moisture-resistant construction with active production status.

For Higher Power Density: CRGH0805F464R (TE Connectivity) provides 0.333W rating in the same 0805 package footprint.

Parts with discontinued status (MCR10ERTF4640) should be avoided for new designs despite current inventory availability.

Frequently Asked Questions (FAQ)

Q: Can I substitute CRCW0805464RFKEB with CRCW0805464RFKEA?

A: Yes. Both parts share identical electrical specifications (464 Ohms ±1%, 0.125W, ±100ppm/°C, -55°C to 155°C). CRCW0805464RFKEA is the active production equivalent from Vishay Dale. The primary difference is packaging format (Cut Tape & Digi-Reel vs. Tape & Reel).

Q: Is AEC-Q200 certification required for my application?

A: AEC-Q200 certification is mandatory for automotive applications. If your design requires automotive qualification, select from: ERJ-6ENF4640V, RMCF0805FT464R, ESR10EZPF4640, or KTR10EZPF4640. Non-automotive applications can use any substitute meeting the electrical specifications.

Q: What is the impact of different package heights?

A: The original CRCW0805464RFKEB has a maximum seated height of 0.50mm. Substitutes range from 0.50mm to 0.70mm. Verify PCB assembly clearance and reflow profile compatibility. Height differences may affect wave soldering or selective soldering processes.

Q: Can I use ESR10EZPF4640 as a direct replacement?

A: ESR10EZPF4640 is electrically compatible but provides 0.4W power rating versus the original 0.125W specification. This is a performance upgrade suitable for applications requiring additional thermal margin. Circuit redesign is not required; the part is backward compatible.

Q: Are there supply chain advantages to specific substitutes?

A: ERJ-6ENF4640V (Panasonic) shows highest inventory (117,693 pcs), followed by CR0805-FX-4640ELF (Bourns, 14,570 pcs). CRCW0805464RFKEA (Vishay Dale, 8,078 pcs) and KTR10EZPF4640 (Rohm, 8,402 pcs) provide strong availability from established manufacturers.

Q: What is the difference between CRCW0805464RFKEAC and CRCW0805464RFKEBC?

A: Both are Vishay Dale CRCW-C series parts with identical electrical specifications. The suffix difference indicates manufacturing date code or packaging batch designation. Both are functionally equivalent and interchangeable.

Q: Can I use MCR10ERTF4640 for new designs?

A: MCR10ERTF4640 is discontinued at DiGi Electronics and should not be selected for new production designs. Use active alternatives such as CRCW0805464RFKEA, ERJ-6ENF4640V, or RMCF0805FT464R instead.

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