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Bourns 78FR18KTRRC Conformal Coated RF Choke

The Bourns 78FR18K-TR-RC is a conformal coated RF choke designed for a wide range of applications, including DC/DC converters, power supplies, and general use. This choke offers a current rating up to 1.2 A and is designed to withstand dielectric strength of 500 VRMS. The conformal coating provides enhanced protection against harsh environments. It is RoHS compliant and operates effectively within a temperature range of -55°C to +105°C, making it suitable for demanding industrial applications. Available in various inductance values and packaging options, the 78F series provides a reliable solution for signal filtering and impedance matching.

Authorized Distributors
Source:Newark
Part No:78FR18K-TR-RC
Stock:5000
Inv Date:05-28-2026
Price: Unit price: $0.151
Buy/RFQ:
Source:DigiKey
Part No:78FR18K-TR-RC
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.09543
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Source:DigiKey
Part No:78FR18K-TR-RC
Stock:5000
Inv Date:05-28-2026
Price: Unit price: $0.136
Buy/RFQ:
Part No:78FR18K-TR-RC
Stock:7088
Inv Date:05-29-2026
Price: Unit price: $0.3
Buy/RFQ:
Part No:78FR18K-TR-RC
Stock:5000
Inv Date:05-28-2026
Price: Unit price: $0.1013
Buy/RFQ:
Part No:78FR18K-TR-RC
Stock:5000
Inv Date:05-28-2026
Price: Unit price: $0.1013
Buy/RFQ:

Bourns 78FR18KTRRC Conformal Coated RF Choke Specifications:

  • Value (μH): 0.18 ±10 %
  • Q Min: 20
  • Test Frequency (MHz): 25
  • SRF (MHz) Min: 380
  • DCR (Ω) Max: 0.073
  • IDC (mA) Max: 1150
  • Current Rating: Up to 1.2 A
  • Dielectric Strength: 500 VRMS
  • Operating Temperature Range: -55 °C to +105 °C
  • Storage Temperature Range: -55 °C to +105 °C
  • Core Material: Ferrite DR core
  • Wire: Enamelled copper wire
  • Terminal: Cu/Ni/Sn
  • Coating: Epoxy resin
  • Packaging Standard: 5000 pcs. per bag
  • Packaging Optional: 5000 pcs. per 14-inch reel

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Frequently Asked Questions

Where can I buy Bourns 78FR18KTRRC?

You can click on the BUY or RFQ button to purchase 78FR18KTRRC from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part 78FR18KTRRC?

You can download the 78FR18KTRRC datasheet or visit the Bourns website for support.

Who is the manufacturer of 78FR18KTRRC?

Bourns

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