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Eaton Bussmann TR1145HVA5R High Voltage Fuse

The Eaton 1145HVA is an automotive high voltage fast-acting brick fuse designed for primary and secondary circuit protection in electric vehicle systems, server, and telecom applications. Its ceramic tube construction and silver plated cap ensure reliability at 500 V DC voltage ratings. This fuse features a compact surface mount package measuring 11 x 5 x 5 mm, complying with automotive grade standards, and withstands harsh environments with MIL-STD-202 testing. Ideal for electric vehicle battery systems, power distribution units, and high-voltage DC-DC converters, providing rapid response to prevent damage during overloads.

Authorized Distributors
Source:Newark
Part No:TR-1145HVA5-R
Stock:770
Inv Date:06-11-2026
Price: Unit price: $1.62
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Source:DigiKey
Part No:TR-1145HVA5-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.34064
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Part No:TR-1145HVA5-R
Stock:1490
Inv Date:06-12-2026
Price: Unit price: $3.21
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Part No:TR-1145HVA5-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3.4
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Part No:TR-1145HVA5-R
Stock:2000
Inv Date:06-11-2026
Price: Unit price: $2.01
Buy/RFQ:
Part No:TR-1145HVA5-R
Stock:2000
Inv Date:06-11-2026
Price: Unit price: $2.01
Buy/RFQ:

Eaton Bussmann TR1145HVA5R High Voltage Fuse Specifications:

  • Voltage Rating: 500 V DC
  • Package Size: 11 x 5 x 5 mm surface mount
  • Construction: Ceramic tube with silver plated cap
  • Moisture sensitivity level: 1
  • Operating Temperature: -55 °C to +125 °C (derating applied)
  • Temperature Cycling: -55 °C to +125 °C, 1000 cycles, max transfer time 20s
  • Humidity Bias: 1000 hours at +85 °C/85% RH
  • High Temperature Life: 125 °C, 1000 hours at 60% rated current
  • Mechanical Shock: 100 g, 6 ms MIL-STD-202
  • Vibration: 20 g, 20 min, 12 cycles, 10–2000 Hz MIL-STD-202
  • Solderability: J-STD-002, steam aging, solder temp +255 °C
  • Terminal Strength (SMD): 1.8 kg force for 60s
  • ESD Protection: IEC/ISO standards
  • Moisture Sensitivity Level: 1
  • Certifications: RoHS compliant, recognized under cURus
  • Reel Packaging: 1000 parts per reel, 13-inch diameter

Buy the Buy Eaton 1145HVA High Voltage Fast-Acting Fuse Part Number TR1145HVA Online

Order the Eaton 1145HVA high voltage fast-acting fuse online today to guarantee optimal protection for electric vehicle systems, DC-DC converters, and high-voltage electronics. Its ceramic construction and automotive-grade qualification ensure durability and safety under harsh conditions. Perfect for primary and secondary circuit protection, this compact surface mount fuse delivers fast response times during overloads, preventing damage and enhancing system reliability. Experience seamless online purchasing for this critical component and maintain your high-voltage systems efficiently and securely.

Buy Eaton 1145HVA high voltage fast-acting fuse now and ensure reliable circuit protection in electric vehicle and industrial applications.

Frequently Asked Questions

Where can I buy Eaton Bussmann TR1145HVA5R?

You can click on the BUY or RFQ button to purchase TR1145HVA5R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part TR1145HVA5R?

You can download the TR1145HVA5R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of TR1145HVA5R?

Eaton Bussmann

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