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MCR03EZPFX2053 Equivalent & Substitute Parts
Part Overview
The MCR03EZPFX2053 is a 205 kOhms ±1% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Rohm Semiconductor. This component is rated for automotive applications under AEC-Q200 standard with an operating temperature range of -55°C to 155°C. The part is currently discontinued at DiGi Electronics, making equivalent substitutes necessary for ongoing production and maintenance applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 205 kOhms |
| Tolerance | ±1% |
| Power Rating | 0.1W (1/10W) |
| Package / Case | 0603 (1608 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the MCR03EZPFX2053 is determined by strict equivalence across the following parameters:
- Resistance value: 205 kOhms
- Tolerance: ±1%
- Power rating: 0.1W (1/10W)
- Package: 0603 (1608 Metric)
- Composition: Thick Film
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
- RoHS compliance: ROHS3 Compliant
- Moisture sensitivity: MSL 1
All substitute parts listed meet these core electrical and mechanical parameters. Substitutes are categorized as Direct (functionally identical across all specifications) or Similar (functionally equivalent with minor dimensional variations within tolerance).
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op. Temp Range | AEC-Q200 | Product Status |
|---|---|---|---|---|---|---|---|---|---|
| MCR03EZPFX2053 | Rohm Semiconductor | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Discontinued |
| MCR03ERTF2053 | Rohm Semiconductor | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Discontinued |
| CRCW0603205KFKEA | Vishay Dale | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active |
| ERJ-3EKF2053V | Panasonic Electronic Components | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active |
| RC0603FR-07205KL | YAGEO | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Active |
| RMCF0603FT205K | Stackpole Electronics Inc | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active |
| CR0603-FX-2053ELF | Bourns Inc. | 205 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Active |
Engineering Selection Recommendations
For applications requiring AEC-Q200 automotive qualification, select from active parts with explicit AEC-Q200 rating: CRCW0603205KFKEA (Vishay Dale), ERJ-3EKF2053V (Panasonic Electronic Components), or RMCF0603FT205K (Stackpole Electronics Inc). These parts maintain full automotive compliance and are currently in active production status.
For non-automotive applications or where AEC-Q200 is not mandated, RC0603FR-07205KL (YAGEO) and CR0603-FX-2053ELF (Bourns Inc.) provide functionally equivalent substitution with active product status and full RoHS3 compliance.
MCR03ERTF2053 (Rohm Semiconductor) is a direct manufacturer alternative but shares discontinued status with the original part.
All listed substitutes maintain identical electrical parameters (205 kOhms ±1%, 0.1W, ±100ppm/°C, -55°C ~ 155°C) and 0603 package compatibility, ensuring direct PCB-level interchangeability.
Frequently Asked Questions (FAQ)
Q: Can MCR03EZPFX2053 be replaced with any of the listed substitutes?
A: Yes. All listed parts meet the core electrical specifications (205 kOhms ±1%, 0.1W, ±100ppm/°C) and 0603 package requirements. Physical dimensions and thermal characteristics are equivalent across all substitutes.
Q: Which substitute is best for automotive applications?
A: CRCW0603205KFKEA, ERJ-3EKF2053V, and RMCF0603FT205K carry explicit AEC-Q200 automotive qualification. Select based on availability and supply chain preference.
Q: Are there dimensional differences between substitutes?
A: Minor dimensional variations exist within tolerance. MCR03EZPFX2053, ERJ-3EKF2053V, and CR0603-FX-2053ELF measure 0.063" L x 0.031" W (1.60mm x 0.80mm). CRCW0603205KFKEA and RMCF0603FT205K measure 0.061" L x 0.031" W (1.55mm x 0.80mm). All are within 0603 package specification and PCB-compatible.
Q: What is the difference between Direct and Similar substitutes?
A: Direct substitutes (MCR03ERTF2053, CRCW0603205KFKEA, ERJ-3EKF2053V, RMCF0603FT205K) match all electrical and mechanical parameters. Similar substitutes (RC0603FR-07205KL, CR0603-FX-2053ELF) are functionally equivalent with minor dimensional tolerance variations.
Q: Are all substitutes RoHS3 compliant?
A: Yes. All listed substitutes carry ROHS3 Compliant status and MSL 1 (Unlimited) moisture sensitivity rating.
Q: Which substitute has the highest inventory availability?
A: RMCF0603FT205K (Stackpole Electronics Inc) shows 62,054 pieces in stock, followed by CR0603-FX-2053ELF (Bourns Inc.) with 63,424 pieces.
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