TT ELECTRONICS / WELWYN W22 Series Wirewound Resistor 4.7ohm - 7W
TT ELECTRONICS W22 Series 4.7ohm wirewound resistor. 6W power rating, ±5% tolerance, axial leaded. For power supplies & industrial controls.
The TT ELECTRONICS / WELWYN W22 Series Wirewound Resistor is a high-quality, robust component designed for demanding circuit applications. Engineered with precision, it provides a stable 4.7-ohm resistance and is built using reliable wirewound technology, offering excellent power handling and durability. Its axial leaded design ensures easy installation and compatibility with standard printed circuit board (PCB) layouts, making it a versatile choice for electronic engineers and hobbyists alike.
Constructed to withstand a broad range of operating conditions, this resistor is capable of handling significant power loads with a high-power rating, ensuring stable performance even under stress. The component features a low temperature coefficient, which minimises resistance drift with temperature changes, contributing to circuit stability and reliability in varying environmental conditions. Its construction allows for efficient heat dissipation, which is critical for maintaining performance and longevity.
Key Features & Specifications
With a resistance tolerance of ±5%, this resistor offers precise performance for a wide array of electronic designs, from power supplies and motor controls to industrial instrumentation. The high maximum operating temperature ensures it remains functional in hot environments, while the robust voltage rating provides a safe margin for numerous applications. Its compact, axial package is ideal for space-constrained designs without compromising on power capability or reliability.
This wirewound resistor is an essential component for anyone needing a dependable, high-power resistive element. It combines technical excellence with practical design, delivering consistent performance that electronic designers can trust for critical circuits.
Variant Details
- Size: 7W
- **Power supply circuits** for voltage regulation and current limiting.
- **Motor control and drive systems** to manage inrush current and provide load balancing.
- **Industrial instrumentation and control panels** where stable resistance under high temperatures is required.
- **Heating element control circuits** and other high-power applications.
- **Product Range:** W22 Series
- **Resistance:** 4.7 ohm
- **Resistance Tolerance:** ±5%
- **Power Rating:** 6W
- **Voltage Rating:** 200V
- **Resistor Technology:** Wirewound
- **Package / Case:** Axial Leaded
- **Temperature Coefficient:** ±75 ppm/°C
- **Operating Temperature Range:** -55°C to +350°C
- **Dimensions (L x W x H):** 15mm x 33mm x 43mm
- **Weight:** 2 grams
- Resistor Case / Package: Axial Leaded
- Operating Temperature Min: -55°C
- Operating Temperature Max: 350°C
- SVHC: No SVHC (17-Jan-2023)
Documents
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