MCR10EZPJ511 Equivalent & Substitute Parts

Part Overview

The MCR10EZPJ511 is a 510 Ohms ±5% 0.125W (1/8W) thick film chip resistor in 0805 (2012 Metric) package with automotive AEC-Q200 qualification. This part is discontinued at DiGi Electronics. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for production and repair applications. Suitable alternatives include direct equivalents with identical electrical specifications and upgraded variants with enhanced power ratings or tolerance specifications.

Key Parameters

Parameter	Value
Resistance	510 Ohms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Thick Film
Automotive Rating	AEC-Q200
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C to 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution is determined by matching the following critical parameters: resistance value (510 Ohms), package type (0805), composition (thick film), and automotive qualification (AEC-Q200). Parts are grouped into three categories:

Direct Equivalents maintain identical electrical specifications: 510 Ohms ±5% tolerance, 0.125W power rating, and all environmental ratings. These parts are pin-compatible and functionally interchangeable without circuit modification.

Upgraded Power Rating Variants increase power dissipation capability (0.25W, 0.4W, or 0.5W) while maintaining 510 Ohms resistance, ±5% tolerance, and AEC-Q200 qualification. These are suitable for applications requiring higher power handling.

Upgraded Tolerance Variants reduce tolerance to ±1% while maintaining 510 Ohms resistance and 0.125W power rating. These provide improved accuracy for precision applications.

Similar Parts from alternative manufacturers meet the same electrical and package specifications but may lack automotive AEC-Q200 certification or use different construction approaches (moisture-resistant vs. pulse-withstanding).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	AEC-Q200	Status	Height Max (mm)
MCR10EZPJ511	Rohm Semiconductor	510 Ω	±5%	0.125	±200	Yes	Discontinued	0.65
CRCW0805510RJNEA	Vishay Dale	510 Ω	±5%	0.125	±200	Yes	Active	0.50
ERJ-6GEYJ511V	Panasonic Electronic Components	510 Ω	±5%	0.125	±200	Yes	Active	0.70
RMCF0805JT510R	Stackpole Electronics Inc	510 Ω	±5%	0.125	±200	Yes	Active	0.65
CR0805-JW-511ELF	Bourns Inc.	510 Ω	±5%	0.125	±200	No	Active	0.60
ESR10EZPJ511	Rohm Semiconductor	510 Ω	±5%	0.4	±200	Yes	Active	0.65
ERJ-T06J511V	Panasonic Electronic Components	510 Ω	±5%	0.25	±200	Yes	Active	0.70
CRCW0805510RJNEAHP	Vishay Dale	510 Ω	±5%	0.5	±200	Yes	Active	0.50
ERJ-P06J511V	Panasonic Electronic Components	510 Ω	±5%	0.5	±200	Yes	Active	0.70
RCS0805510RJNEA	Vishay Dale	510 Ω	±5%	0.5	±200	Yes	Active	0.50
CRCW0805510RFKEA	Vishay Dale	510 Ω	±1%	0.125	±100	Yes	Active	0.50

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): CRCW0805510RJNEA, ERJ-6GEYJ511V, and RMCF0805JT510R are functionally equivalent to MCR10EZPJ511. All three maintain 510 Ohms ±5%, 0.125W power rating, AEC-Q200 automotive qualification, and -55°C to 155°C operating range. Selection among these three depends on packaging preference (Tape & Reel vs. Cut Tape) and component availability. CRCW0805510RJNEA offers the lowest seated height (0.50mm).

For Automotive Applications Requiring AEC-Q200: All recommended direct equivalents and upgraded variants carry AEC-Q200 certification. CR0805-JW-511ELF from Bourns lacks AEC-Q200 rating and is suitable only for non-automotive applications.

For Enhanced Power Dissipation: ESR10EZPJ511 (0.4W), ERJ-T06J511V (0.25W), CRCW0805510RJNEAHP (0.5W), ERJ-P06J511V (0.5W), and RCS0805510RJNEA (0.5W) provide increased power handling while maintaining 510 Ohms resistance and AEC-Q200 qualification. These are suitable for circuits where the original 0.125W rating is marginal.

For Precision Applications: CRCW0805510RFKEA offers ±1% tolerance with reduced temperature coefficient (±100ppm/°C) compared to the standard ±200ppm/°C. This part maintains 0.125W power rating and AEC-Q200 qualification.

For High-Volume Production: RMCF0805JT510R from Stackpole Electronics offers the largest inventory (1,237,104 pcs) among direct equivalents, ensuring supply continuity.

Frequently Asked Questions (FAQ)

Q: Can I use CRCW0805510RJNEA as a direct replacement for MCR10EZPJ511? A: Yes. Both parts share identical electrical specifications (510 Ohms ±5%, 0.125W), package (0805), composition (thick film), and automotive qualification (AEC-Q200). The only difference is seated height: CRCW0805510RJNEA is 0.50mm versus MCR10EZPJ511 at 0.65mm. This height difference is negligible for standard PCB assembly.

Q: What is the difference between direct equivalents and upgraded variants? A: Direct equivalents (CRCW0805510RJNEA, ERJ-6GEYJ511V, RMCF0805JT510R) maintain identical 0.125W power rating. Upgraded variants increase power rating to 0.25W, 0.4W, or 0.5W while keeping resistance and tolerance unchanged. Upgraded variants are backward-compatible but consume more board space or offer enhanced thermal performance.

Q: Is CR0805-JW-511ELF from Bourns suitable for automotive applications? A: CR0805-JW-511ELF lacks AEC-Q200 automotive qualification. It is suitable only for consumer or industrial applications. For automotive designs, use AEC-Q200 certified alternatives.

Q: Can I substitute a ±1% tolerance part (CRCW0805510RFKEA) for the ±5% original? A: Yes. A ±1% tolerance part is a superior substitute for a ±5% specification. CRCW0805510RFKEA provides tighter tolerance and lower temperature coefficient (±100ppm/°C vs. ±200ppm/°C), improving circuit accuracy without any compatibility issues.

Q: Does package height matter when selecting a substitute? A: Package height differences (0.50mm to 0.70mm range) are typically insignificant for standard PCB assembly. However, verify height clearance in space-constrained designs or applications with specific height requirements.

Q: Which substitute offers the best availability? A: RMCF0805JT510R from Stackpole Electronics provides the highest inventory level (1,237,104 pcs), followed by ERJ-6GEYJ511V from Panasonic (178,991 pcs) and CRCW0805510RJNEA from Vishay Dale (38,989 pcs).

Q: Are all substitutes RoHS3 compliant? A: Yes. All listed substitute parts are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original MCR10EZPJ511 environmental specifications.

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