Part Details for MCR18EZHF4991 by ROHM Semiconductor
Results Overview of MCR18EZHF4991 by ROHM Semiconductor
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (10 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
MCR18EZHF4991 Information
MCR18EZHF4991 by ROHM Semiconductor is a Metal Glaze/Thick Film Resistor.
Metal Glaze/Thick Film Resistors are under the broader part category of Resistors.
Resistors are passive components that work by limiting electron flow in a circuit. They are available as fixed or as variable (potentionmeters). Read more about Resistors on our Resistors part category page.
Price & Stock for MCR18EZHF4991
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 8581 |
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RFQ | ||
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Component Electronics, Inc | RES SMT 4.99K 1% 1206 TAPE | 20778 |
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$0.0800 / $0.1200 | Buy Now |
US Tariff Estimator: MCR18EZHF4991 by ROHM Semiconductor
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for MCR18EZHF4991
MCR18EZHF4991 Part Data Attributes
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MCR18EZHF4991
ROHM Semiconductor
Buy Now
Datasheet
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Compare Parts:
MCR18EZHF4991
ROHM Semiconductor
Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ROHM CO LTD | |
| Package Description | CHIP | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8533.21.00.30 | |
| Construction | Rectangular | |
| JESD-609 Code | e3 | |
| Mounting Feature | SURFACE MOUNT | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 155 °C | |
| Operating Temperature-Min | -55 °C | |
| Package Height | 0.55 mm | |
| Package Length | 3.2 mm | |
| Package Shape | RECTANGULAR PACKAGE | |
| Package Style | SMT | |
| Package Width | 1.6 mm | |
| Packing Method | TR, PAPER, 7 INCH | |
| Rated Power Dissipation (P) | 0.25 W | |
| Rated Temperature | 70 °C | |
| Resistance | 4990 Ω | |
| Resistor Type | FIXED RESISTOR | |
| Size Code | 1206 | |
| Surface Mount | YES | |
| Technology | METAL GLAZE/THICK FILM | |
| Temperature Coefficient | 100 ppm/°C | |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier | |
| Terminal Shape | WRAPAROUND | |
| Tolerance | 1% | |
| Working Voltage | 200 V |
Alternate Parts for MCR18EZHF4991
This table gives cross-reference parts and alternative options found for MCR18EZHF4991. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MCR18EZHF4991, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| MR12X4991FTL | Walsin Technology Corporation | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP | MCR18EZHF4991 vs MR12X4991FTL |
| CRCW12064K99FKEC | Vishay Intertechnologies | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP, HALOGEN FREE AND ROHS COMPLIANT | MCR18EZHF4991 vs CRCW12064K99FKEC |
| 1206S4F4991T3E | Royal Electronic Factory (Thailand) Co Ltd | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, -100,100ppm/Cel, 1206, | MCR18EZHF4991 vs 1206S4F4991T3E |
| 1206S4F4991B5 | Royal Electronic Factory (Thailand) Co Ltd | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, -100,100ppm/Cel, 1206, | MCR18EZHF4991 vs 1206S4F4991B5 |
| WR12X4991FGLJ | Walsin Technology Corporation | Check for Price | Fixed Resistor, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP, ROHS COMPLIANT | MCR18EZHF4991 vs WR12X4991FGLJ |
| CR-06FP7--4K99AC | Viking Tech Corp | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.3333W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP | MCR18EZHF4991 vs CR-06FP7--4K99AC |
| CR1206-4W-4991FSNT | VENKEL LTD | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, -100,100ppm/Cel, 1206 | MCR18EZHF4991 vs CR1206-4W-4991FSNT |
| WCR-WCR1206LF-4991-F-P-LT | TT Electronics Resistors | Check for Price | RESISTOR, METAL GLAZE/THICK FILM, 0.25W, 1%, 100ppm, 4990ohm, SURFACE MOUNT, 1206, CHIP, ROHS COMPLIANT | MCR18EZHF4991 vs WCR-WCR1206LF-4991-F-P-LT |
| RK73H2BATTE4991F | KOA Speer Electronics Inc | Check for Price | Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP | MCR18EZHF4991 vs RK73H2BATTE4991F |
| WCR1206-4K99FI | TT Electronics Resistors | Check for Price | Fixed Resistor, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP | MCR18EZHF4991 vs WCR1206-4K99FI |
MCR18EZHF4991 Frequently Asked Questions (FAQ)
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A thermal pad is recommended under the package to improve heat dissipation. A minimum of 2oz copper thickness and a thermal relief pattern are recommended for optimal thermal performance.
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Ensure the input voltage is within the recommended range of 2.7V to 5.5V, and the operating temperature is within the range of -40°C to 125°C. Also, ensure the device is not exposed to excessive moisture or humidity.
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A peak reflow temperature of 260°C with a dwell time of 20-30 seconds is recommended. The device is also compatible with lead-free soldering processes.
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Store the device in a dry, cool place away from direct sunlight. Avoid exposing the device to excessive moisture, humidity, or physical stress. Use anti-static packaging and handling procedures to prevent ESD damage.
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Use anti-static wrist straps, mats, and packaging to prevent ESD damage. Avoid touching the device's pins or leads, and use a vacuum pickup tool or tweezers to handle the device. Ensure the device is properly seated and aligned during assembly.