MCR03EZPFX4992 ROHM Semiconductor Resistor (Resistor Chip) In Stock
ROHM MCR03EZPFX4992 is a thick-film surface-mount resistor in 0603 package with 49.9 kΩ resistance, ±1% tolerance, 0.1 W power rating, and ±100 ppm/°C temperature coefficient. It delivers stable precision resistance for signal conditioning and voltage divider circuits. Available in stock with worldwide shipping.
- Manufacturer
- ROHM Semiconductor
- Package
- Resistor Chip
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- MCR03EZPFX4992 Datasheet PDF
- Category
- Resistor
- Price
- From $0.0012(MOQ 1)
- Temp Range
- -55.0°C to 155.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 49.9 kΩ resistance at ±1% tolerance enables precision voltage dividers and biasing networks with tight accuracy in analog signal chains
- 0.1 W power rating in compact 0603 SMT package (1.6 mm × 0.8 mm) suits high-density PCB designs in consumer and industrial electronics
- ±100 ppm/°C temperature coefficient ensures stable resistance across wide operating temperature ranges, reducing calibration drift in sensor and measurement circuits
Applications
The MCR03EZPFX4992 is used in precision analog front-ends, feedback networks for op-amp circuits, and voltage divider configurations in sensor interfaces where a stable 49.9 kΩ resistance at ±1% is critical. Its compact 0603 footprint and ±100 ppm/°C TCR make it well suited for industrial instrumentation, portable consumer electronics, and automotive electronic control units requiring consistent performance across temperature variations.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 9 |
| Construction | Rectangular |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Package Height | 0.45mm |
| Package Length | 1.6mm |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Package Width | 0.8mm |
| Packing Method | TR, Paper, 7 Inch |
| Rated Power Dissipation (P) | 0.1W |
| Rated Temperature | 70°C |
| Resistance | 49900Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 0603 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 100ppm/°C |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Tolerance | 1% |
| Working Voltage | 50V |
| Package | Resistor Chip |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8533.21.00.30 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What resistance value and tolerance does MCR03EZPFX4992 provide for precision circuit design?
MCR03EZPFX4992 provides a 49.9 kΩ resistance with ±1% tolerance, making it suitable for precision voltage dividers, op-amp feedback networks, and biasing resistor applications where tighter-than-5% accuracy is required to minimize signal error.
How does the ±100 ppm/°C temperature coefficient of MCR03EZPFX4992 affect performance in varying thermal environments?
A temperature coefficient of ±100 ppm/°C means the resistance shifts by at most 100 parts per million for each degree Celsius change, resulting in less than 0.5% resistance variation over a 50°C range, which is acceptable for most industrial sensor conditioning and analog measurement circuits.
Which 0603 package dimensions does MCR03EZPFX4992 have, and how does it fit into high-density SMT layouts?
The MCR03EZPFX4992 measures 1.6 mm in length and 0.45 mm in height in a rectangular 0603 SMT package, providing a minimal footprint that supports automated reflow soldering in densely populated PCBs used in portable consumer electronics and industrial controls.
Can MCR03EZPFX4992 be used in lead-free and RoHS-compliant manufacturing processes?
Yes, MCR03EZPFX4992 carries a Pb-free code of Yes and is REACH compliant with a JESD-609 code of e3, confirming it is compatible with lead-free reflow soldering at standard peak temperatures of approximately 260°C and meets RoHS environmental directives for global distribution.
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About ROHM Semiconductor
ROHM Semiconductor is a leading electronic component manufacturer. FindMyChip sources ROHM Semiconductor ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
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