CR0603-FX-4991ELFAlternatives & Equivalent Parts
About CR0603-FX-4991ELF
CR0603-FX-4991ELF is a Resistor component manufactured by Bourns. It comes in a Resistor Chip package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | CR0603-FX-4991ELFSource | CRCW060310K0JNEAHP | CRCW06034R70JNEA | CRCW08051R00FKEA | RT0603BRD071KL | CRCW060330K9FKEA |
|---|---|---|---|---|---|---|
| Manufacturer | Bourns | Vishay | Vishay | Vishay | YAGEO (PHYCOMP) | Vishay |
| Package Type | Resistor Chip | Resistor Chip | Resistor Chip | Resistor Chip | Resistor Chip | Resistor Chip |
| Pin Count | 2 | 2 | 2 | 2 | 2 | 2 |
| Temperature Range | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C |
| Price | $0.0013 | $0.0125 | $0.0020 | $0.0054 | $0.0225 | $0.0015 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes |
| Reach Compliance Code | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
| Factory Lead Time | 12 Weeks | — | 11 Weeks | 19 Weeks | — | — |
| YTEOL | 13 | 12 | 12 | 12 | 14 | 12 |
| Construction | Rectangular | Rectangular | Rectangular | Rectangular | Rectangular | Rectangular |
| JESD-609 Code | e3 | e3 | — | — | e3 | — |
| Mounting Feature | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Package Height | 0.45 mm | 0.45 mm | 0.45 mm | 0.5 mm | 0.45 mm | 0.45 mm |
| Package Length | 1.6 mm | 1.6 mm | 1.55 mm | 2 mm | 1.6 mm | 1.55 mm |
| Package Shape | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | — | — | — | — |
| Package Style | SMT | SMT | SMT | SMT | SMT | SMT |
| Package Width | 0.8 mm | 0.85 mm | 0.85 mm | 1.25 mm | 0.8 mm | 0.85 mm |
| Packing Method | TR, PAPER, 7 INCH | TR, PAPER, 7 INCH | TR, Paper, 7 Inch | TR, Paper, 7 Inch | TR, Paper, 7 Inch | TR, Paper, 7 Inch |
| Rated Power Dissipation (P) | 0.1 W | 0.33 W | 0.1 W | 0.125 W | 0.1 W | 0.1 W |
| Rated Temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| Resistance | 4990 Ω | 10000 Ω | 4.7 Ω | 1 Ω | 1000 Ω | 30900 Ω |
| Resistor Type | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR | FIXED RESISTOR |
| Size Code | 0603 | 0603 | 0603 | 0805 | 0603 | 0603 |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | THIN FILM | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 100 ppm/°C | 200 ppm/°C | — | — | 25 ppm/°C | — |
| Terminal Finish | TIN OVER NICKEL | MATTE TIN OVER NICKEL | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND | WRAPAROUND | WRAPAROUND | WRAPAROUND | WRAPAROUND | WRAPAROUND |
| Tolerance | 1% | 5% | 5% | 1% | 0.1% | 1% |
| Working Voltage | 75 V | 75 V | 75 V | 150 V | 75 V | 75 V |
| Additional Feature | — | RATED AC VOLTAGE(V): 75 | RATED AC VOLTAGE (V): 75 | RATED AC VOLTAGE (V): 150 | HIGH PRECISION | RATED AC VOLTAGE (V): 75 |
| Reference Standard | — | AEC-Q200 | AEC-Q200 | AEC-Q200 | — | AEC-Q200 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 5 alternatives for CR0603-FX-4991ELF — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for CR0603-FX-4991ELF is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating CR0603-FX-4991ELF replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to CR0603-FX-4991ELF?
Known equivalents for CR0603-FX-4991ELF include CRCW060310K0JNEAHP, CRCW06034R70JNEA, CRCW08051R00FKEA. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CR0603-FX-4991ELF?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify CR0603-FX-4991ELF alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.