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Ohmite 45F4R0E Silicone-Ceramic Conformal Resistor

Ohmite 40 Series resistors are economical conformal silicone-ceramic coated resistors, offering a cost-effective solution for various electrical and electronic applications. These resistors feature an all-welded construction, low temperature coefficients, and excellent resistance to thermal shock. They are available in both 1% and 5% tolerance options, making them versatile for diverse circuit designs. Their conformal coating provides added protection and durability, ensuring reliable performance in demanding environments. Applications include commercial, industrial, and communications equipment.

Authorized Distributors
Source:DigiKey
Part No:45F4R0E
Stock:1869
Inv Date:06-01-2026
Price: Unit price: $3.75
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Part No:45F4R0E
Stock:267
Inv Date:06-02-2026
Price: Unit price: $3.75
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Part No:45F4R0E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $3.42
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Part No:45F4R0E
Stock:390
Inv Date:06-01-2026
Price: Unit price: $1.21
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Part No:45F4R0E
Stock:390
Inv Date:06-01-2026
Price: Unit price: $1.21
Buy/RFQ:
Part No:45F4R0E
Stock:248
Inv Date:06-02-2026
Price: N/A
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Ohmite 45F4R0E Silicone-Ceramic Conformal Resistor Specifications:

  • Coating: Conformal siliconeceramic
  • Core: Ceramic
  • Terminals: Solder-coated copper clad axial (96% Sn, 3.5% Ag, 0.5% Cu)
  • Tolerance: ±5% (J type), ±1% (F type)
  • Power rating: Based on 25°C free air rating
  • 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; 1Ω to 9.99Ω: ±50 ppm/°C; 10Ω and over: ±20 ppm/°C
  • Derating: Linearly from 100% @ +25°C to 0% @ +275°C

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Frequently Asked Questions

Where can I buy Ohmite 45F4R0E?

You can click on the BUY or RFQ button to purchase 45F4R0E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part 45F4R0E?

You can download the 45F4R0E datasheet or visit the Ohmite website for support.

Who is the manufacturer of 45F4R0E?

Ohmite

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