F0402E0R50FSTR F0402E0R50FSTR is a 500mA, 32V fast blow SMD thin-film fuse from Kyocera AVX's Accu-Guard II series. It features a 50A breaking capacity and is housed in a 0402 (1005 metric) package.
Mfr Part #:

F0402E0R50FSTR

Available from 1 distributors
Mfr Name: Kyocera AVX
Kyocera AVX
F0402E0R50FSTR is a 500mA, 32V fast blow SMD thin-film fuse from Kyocera AVX's Accu-Guard II series. It features a 50A breaking capacity and is housed in a 0402 (1005 metric) package.
✓ Total Stock: 290 pcs

F0402E0R50FSTR Available from 1 distributor

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✓ Non-Authorised
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290 pcs
290 pcs On Request 1 On Request On Request 12+ On Request On Request

F0402E0R50FSTR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approval Agency
Breaking Capacity @ Rated Voltage
Current Rating
Current Rating (Amps)
Fuse Type
Height
Insulation Resistance
Length
Melting I²t
Mounting Type
Operating Temperature
Package / Case
Resistance
Response Time
Voltage Rating
Width

F0402E0R50FSTR Description

Short technical summary and product information.

The F0402E0R50FSTR is a surface-mount thin-film fuse from Kyocera AVX's Accu-Guard II series, designed for overcurrent protection in compact electronic circuits. It is rated for 500 mA continuous current at 32 V DC with a fast blow response time, making it suitable for sensitive applications requiring rapid interruption.

 

Key electrical specifications include a breaking capacity of 50 A at rated voltage, maximum DC resistance of 0.250 Ω at 25°C, and maximum voltage drop of 180 mV at rated current. The fusing current is 1.25 A within 5 seconds, and the pre-arc I²t is 0.0003 A²s at 50 A. The fuse operates over a temperature range of -55°C to 125°C.

 

The fuse is packaged in a standard 0402 (1005 metric) chip size and is surface-mountable. It carries cUL and UL approvals. Compliance with RoHS3 and REACH is indicated, though not explicitly verified in the datasheet. The part is suitable for board-level protection in space-constrained designs.

F0402E0R50FSTR Quick Information

Product Type: SMD Thin-Film Fuse
Canonical Name: Kyocera AVX Accu-Guard II F0402E0R50FSTR SMD Thin-Film Fuse
Subcategory: Board Mount Fuses

F0402E0R50FSTR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

F0402E0R50FSTR Features

  • 500mA current rating for board mount protection.
  • Fast blow response time for sensitive circuits.
  • 50A breaking capacity at 32V DC.
  • 0402 surface mount package for compact designs.
  • RoHS3 compliant and REACH unaffected.

F0402E0R50FSTR Applications

  • Used in overcurrent protection of electronic circuits.
  • Ideal for space-constrained PCB designs.
  • Suitable for portable and battery-powered devices.
  • Applicable in industrial control and automation.

F0402E0R50FSTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of F0402E0R50FSTR?

500 mA.

What is the voltage rating?

32 V DC.

What is the breaking capacity?

50 A at rated voltage.

What is the response time?

Fast blow.

What is the package/case?

0402 (1005 Metric).

What is the operating temperature range?

-55°C to 125°C.

What is the melting I²t?

0.0003 A²s at 50 A.

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