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0ZRB0400FF1A Bel Fuse 0ZRB0400FF1A is a polymeric PTC resettable fuse with 4A hold current, 30V max voltage, and 40A max fault current in a radial leaded package.
Mfr Part #:

0ZRB0400FF1A

Available from 1 distributors
Mfr Name: Bel Fuse
Bel Fuse
Bel Fuse 0ZRB0400FF1A is a polymeric PTC resettable fuse with 4A hold current, 30V max voltage, and 40A max fault current in a radial leaded package.
✓ Total Stock: 15,000 pcs

0ZRB0400FF1A Available from 1 distributor

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✓ Non-Authorised
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AA2DE ✓
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15,000 pcs
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15000 pcs On Request 1 On Request On Request On Request On Request On Request
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0ZRB0400FF1A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Halogen Free
Height
Lead Spacing
Lead Style
Length
Mounting Type
Operating Temperature
Package / Case
Ratings
Resistance
Tape & Reel
Time to Trip
Type
Voltage
Width
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0ZRB0400FF1A Description

Short technical summary and product information.

The Bel Fuse 0ZRB0400FF1A is a polymeric positive temperature coefficient (PTC) resettable fuse from the 0ZRB series. It is designed for overcurrent protection in circuits up to 30V DC. The device has a hold current of 4A and a trip current of 8.0A, with a maximum fault current rating of 40A. Typical power dissipation is 2.5W. The initial resistance is 10 mΩ, and the post-trip resistance is 50 mΩ. The time to trip at 20A is 12.7 seconds.

 

The fuse is housed in a radial leaded disc package with a lead spacing of 5.10 mm. It is rated for operating temperatures from -40°C to 85°C. The component is RoHS3 compliant, lead-free, and halogen-free. It holds agency approvals from TUV and UL, and is AEC-Q200 qualified for automotive applications.

0ZRB0400FF1A Quick Information

Product Type: PTC Resettable Fuse
Series: 0ZRB
Canonical Name: Bel Fuse 0ZRB0400FF1A PTC Resettable Fuse
Subcategory: Radial Leaded PTC

0ZRB0400FF1A Compliance

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

0ZRB0400FF1A Features

  • 4A hold current with 8.0A trip current.
  • 30V DC maximum voltage rating.
  • 40A maximum fault current capability.
  • AEC-Q200 qualified for automotive use.
  • RoHS3 compliant and halogen free.

0ZRB0400FF1A Applications

  • Overcurrent protection in automotive electronics.
  • Protection for power supplies and battery circuits.
  • Used in industrial control and automation systems.
  • Suitable for consumer electronics and IoT devices.

0ZRB0400FF1A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the 0ZRB0400FF1A?

The hold current is 4 A at 23°C in still air.

What is the maximum voltage rating?

The maximum voltage is 30 V DC.

What is the trip current?

The trip current is 8.0 A.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

Is the 0ZRB0400FF1A RoHS compliant?

Yes, it is RoHS3 compliant and lead-free.

What package type does this fuse use?

It uses a radial leaded disc package with 5.10 mm lead spacing.

What is the maximum fault current?

The maximum fault current (Imax) is 40 A.

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