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Ohmite WNB470FET Miniature Molded Wirewound Resistor
OHMITE's WNB470FET series represents a range of miniature molded wirewound resistors engineered for high precision and reliability. Manufactured using Computer Numerical Control (CNC) techniques, these resistors ensure consistent quality and tight tolerances. Encapsulated in SUMICON epoxy molding compound, they offer excellent protection against environmental factors and mechanical stress. Common applications include industrial control systems, automotive electronics, and power regulation circuits where accuracy and stability are paramount. The resistors are designed to meet MIL-R-26F standards, ensuring their suitability for demanding military and aerospace applications.
Ohmite WNB470FET Miniature Molded Wirewound Resistor Specifications:
- Power Rating: 2 watts
- Resistance Range: 0.10 - 1.0K ohms
- Weight: 712 g/1000pc
- Ceramic Core: CeramTec Rubalit® 85% alumina
- End Caps: Stainless steel, precision formed
- Leads: Copper wire, 100% Sn (lead free) coated
- Resistance Wire: ISAOHM® wire TC ±20ppm/°C
- Encapsulation: SUMICON 1100/1200 Epoxy molding compound
- Standard Tolerance: D(0.5%), F(1.0%), J(5.0%)
- Temperature Coefficient: ±90 for 0.100Ω-0.99Ω, ±50 for 1.00Ω-10.00Ω, ±20 for >10.00Ω
- Maximum Working Voltage: (PxR)1/2
- Derating: Linearly from 100% @ +70°C to 0% @ +150°C
- Operating Temperature: -55°C to +150°C
- Thermal Shock: ±(1.0% + 0.5mΩ)ΔR
- Short-Time Overload: ±(0.5% + 0.5mΩ)ΔR
- Solderability: >90% of contact face
- Resistance to Heat: ±(0.5% + 0.5mΩ)ΔR
- Dielectric Withstanding Voltage: Pass
- Insulation Resistance: >109Ω
- High Temperature Exposure: ±(1.0% + 0.5mΩ)ΔR
- Low Temperature Storage: ±(0.5% + 0.5mΩ)ΔR
- Life Test: ±(2.0% + 0.5mΩ)ΔR
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Frequently Asked Questions
Where can I buy Ohmite WNB470FET?
You can click on the BUY or RFQ button to purchase WNB470FET from an authorized Ohmite distributor.
How do I troubleshoot issues or seek technical support for part WNB470FET?
You can download the WNB470FET datasheet or visit the Ohmite website for support.
Who is the manufacturer of WNB470FET?
Ohmite