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MCR03EZPFX9100 Equivalent & Substitute Parts
Part Overview
The MCR03EZPFX9100 is a 910 Ohms ±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, necessitating identification of equivalent alternatives from active manufacturers that maintain identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 910 Ohms |
| 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 to 155°C |
| Automotive Rating | AEC-Q200 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility is determined by strict equivalence across the following parameters: resistance value (910 Ohms), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (RoHS3, MSL 1).
Parts are categorized as direct substitutes when all electrical and mechanical parameters match the MCR03EZPFX9100 specification. Similar substitutes meet all core electrical requirements and package specifications but may differ in secondary features such as automotive certification or moisture resistance designation. All identified substitutes maintain compatibility with the original part's footprint and electrical performance envelope.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Operating Temp | AEC-Q200 | Product Status | Inventory |
|---|---|---|---|---|---|---|---|---|---|---|
| MCR03EZPFX9100 | Rohm Semiconductor | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Discontinued | 808 Pcs |
| CRCW0603910RFKEA | Vishay Dale | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active | 33721 Pcs |
| ERJ-3EKF9100V | Panasonic Electronic Components | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active | 89694 Pcs |
| RMCF0603FT910R | Stackpole Electronics Inc | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Active | 55361 Pcs |
| CR0603-FX-9100ELF | Bourns Inc. | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Active | 20362 Pcs |
| CRG0603F910R | TE Connectivity Passive Product | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Active | 20268 Pcs |
| RC0603FR-07910RL | YAGEO | 910 Ω | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Active | 11731 Pcs |
Engineering Selection Recommendations
For applications requiring strict automotive AEC-Q200 compliance, direct substitutes CRCW0603910RFKEA (Vishay Dale), ERJ-3EKF9100V (Panasonic), and RMCF0603FT910R (Stackpole Electronics) are qualified alternatives. All three maintain active product status with substantial inventory availability and identical electrical specifications to the original MCR03EZPFX9100.
For non-automotive or less stringent applications, CR0603-FX-9100ELF (Bourns), CRG0603F910R (TE Connectivity), and RC0603FR-07910RL (YAGEO) provide functional equivalence with identical resistance, tolerance, power rating, and package specifications. These parts are actively manufactured and available in high quantities.
All substitute parts are RoHS3 compliant with MSL 1 rating, ensuring compatibility with standard PCB assembly processes and long-term storage without moisture sensitivity constraints.
Frequently Asked Questions (FAQ)
Q: Can CR0603-FX-9100ELF replace MCR03EZPFX9100 in automotive applications?
A: CR0603-FX-9100ELF is not AEC-Q200 rated. For automotive applications requiring AEC-Q200 compliance, use CRCW0603910RFKEA, ERJ-3EKF9100V, or RMCF0603FT910R instead.
Q: Are all substitute parts physically compatible with the original PCB footprint?
A: Yes. All substitute parts use the 0603 (1608 Metric) package with identical footprint dimensions. Physical compatibility is confirmed across all listed alternatives.
Q: What is the difference between direct and similar substitutes?
A: Direct substitutes (CRCW0603910RFKEA, ERJ-3EKF9100V, RMCF0603FT910R) maintain AEC-Q200 automotive certification. Similar substitutes (CR0603-FX-9100ELF, CRG0603F910R, RC0603FR-07910RL) meet all electrical and package requirements but lack automotive qualification.
Q: Do all substitutes have the same temperature coefficient?
A: Yes. All substitute parts maintain ±100ppm/°C temperature coefficient and -55°C to 155°C operating range, matching the original specification.
Q: Which substitute has the highest inventory availability?
A: ERJ-3EKF9100V (Panasonic) offers the highest inventory with 89,694 pieces in stock, followed by RMCF0603FT910R (Stackpole) with 55,361 pieces.
Q: Are moisture sensitivity considerations different between substitutes?
A: No. All substitute parts are rated MSL 1 (Unlimited), identical to the original MCR03EZPFX9100, requiring no special moisture handling precautions.
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