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Ohmite WNB75RFET Miniature Molded Wirewound Resistor
OHMITE's WNB75RFET series represents a range of miniature molded wirewound resistors engineered for high precision and reliability. Manufactured using CNC wire winding and spot welding techniques, these resistors ensure consistent quality and tight tolerances. Encapsulated in SUMICON epoxy molding compound, they offer excellent protection against environmental factors. Commonly used in automotive, industrial control, and power supply applications, the WNB75RFET series delivers dependable resistance in a compact form factor, meeting MIL-R-26F standards. Available in a variety of resistance values and tolerances, these resistors are a versatile solution for demanding circuit designs.
Ohmite WNB75RFET 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 WNB75RFET?
You can click on the BUY or RFQ button to purchase WNB75RFET from an authorized Ohmite distributor.
How do I troubleshoot issues or seek technical support for part WNB75RFET?
You can download the WNB75RFET datasheet or visit the Ohmite website for support.
Who is the manufacturer of WNB75RFET?
Ohmite