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Ohmite 85F1R21 Silicone-Ceramic Conformal Resistor
OHMITE's 85F1R21 resistor is a premium conformal axial terminal wirewound resistor, part of the 80 Series. Constructed with an all-welded design and a silicone-ceramic conformal coating, it delivers exceptional precision and stability under challenging conditions. The resistor's low temperature coefficient ensures consistent performance, making it suitable for precision power applications and environments where stability is critical. Available in various ohmic values and wattage ratings, the 85F1R21 is a reliable choice for demanding industrial and commercial applications.
Ohmite 85F1R21 Silicone-Ceramic Conformal Resistor Specifications:
- Coating: Silicone-ceramic
- Core: Ceramic
- Terminals: Solder-coated copper clad axial
- Derating: Linearly from 100% @ +25°C to 0% @ +275°C
- Tolerance: ±1%
- Power rating: Based on 25°C free air rating
- Maximum ohmic values: See chart
- Overload: Under 5 watts: 5 times rated wattage for 5 seconds. 5 watts and over: 10 times rated wattage for 5 seconds
- Temperature coefficient: {'Under 1Ω': '±90 ppm/°C', '1 to 9.99Ω': '±50 ppm/°C', '10Ω and over': '±20 ppm/°C'}
- Dielectric withstanding voltage: 500 VAC: 1 watt rating; 1000 VAC: 2, 3, 5, 7, and 10 watt rating
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Frequently Asked Questions
Where can I buy Ohmite 85F1R21?
You can click on the BUY or RFQ button to purchase 85F1R21 from an authorized Ohmite distributor.
How do I troubleshoot issues or seek technical support for part 85F1R21?
You can download the 85F1R21 datasheet or visit the Ohmite website for support.
Who is the manufacturer of 85F1R21?
Ohmite