RCWE0805R500FKEA Vishay Resistor (Resistor Chip) In Stock
Vishay RCWE0805R500FKEA is a 0.5 Ohm anti-sulfur thick film chip resistor in 0805 package with 1% tolerance, surface mount construction, rated for industrial environments with REACH compliant materials.
- Manufacturer
- Vishay
- Package
- Resistor Chip
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- RCWE0805R500FKEA Datasheet PDF
- Category
- Resistor
- Temp Range
- -55.0°C to 155.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Anti-sulfur protective coating for reliable performance in harsh industrial and automotive environments
- 0.5 Ohm resistance with 1% (F) tolerance for precision current sensing applications
- 0805 (2 mm x 1.25 mm) SMD package with 0.55 mm profile for compact PCB layouts
- REACH compliant and e3 (lead-free) solder code for environmental compliance
- 8-week factory lead time with surface-mount assembly compatibility
Applications
RCWE0805R500FKEA is widely used in current sensing, power management, and protection circuits where a low-value precision resistor is required in a standard 0805 footprint. The anti-sulfur construction makes it suitable for industrial automation, automotive electronics, and outdoor equipment exposed to corrosive atmospheres. Its 0.5 Ohm value and 1% tolerance suit designs requiring accurate current measurement across a shunt element.
Specifications
| Reach Compliance Code | Compliant |
| Factory Lead Time | 8Weeks |
| YTEOL | 12 |
| Additional Feature | ANTI-SULFUR |
| Construction | Rectangular |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Package Height | 0.55mm |
| Package Length | 2mm |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Package Width | 1.3mm |
| Packing Method | TR, PUNCHED PAPER, 7 INCH |
| Rated Power Dissipation (P) | 0.25W |
| Rated Temperature | 70°C |
| Reference Standard | AEC-Q200 |
| Resistance | 0.5Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 0805 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 100ppm/°C |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Tolerance | 1% |
| Package | Resistor Chip |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8533.21.00.30 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Why is anti-sulfur protection important for RCWE0805R500FKEA in industrial designs?
Anti-sulfur protection prevents silver migration that can degrade contact resistance in sulfur-rich environments such as industrial facilities. The RCWE0805R500FKEA maintains its 0.5 Ohm nominal resistance under sulfur exposure, extending MTBF in demanding field deployments.
What tolerance and resistance value does RCWE0805R500FKEA offer for current sensing circuits?
RCWE0805R500FKEA has a nominal resistance of 0.5 Ohm with 1% (F grade) tolerance, making it suitable for precision current sensing where voltage drop across the shunt must be accurately predictable over temperature and production lots.
What package size and mounting style does RCWE0805R500FKEA use, and how does that affect PCB layout?
The part uses an 0805 rectangular chip package measuring 2 mm length and 0.55 mm height, designed for surface-mount assembly. This footprint fits standard 0805 SMT pads and is compatible with high-volume reflow soldering processes.
What lead time should engineers plan for when sourcing RCWE0805R500FKEA for production builds?
Vishay quotes an 8-week factory lead time for RCWE0805R500FKEA, so procurement teams should buffer inventory at least 2 months ahead of planned production starts to avoid supply chain disruptions.
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