AHEF300 The Littelfuse AHEF300 is a PTC Resettable Fuse designed for circuit protection. It features a 3A hold current and a 32VDC maximum voltage rating.
Mfr Part #:

AHEF300

Available from 1 distributors
Mfr Name: TE Connectivity
TE Connectivity
The Littelfuse AHEF300 is a PTC Resettable Fuse designed for circuit protection. It features a 3A hold current and a 32VDC maximum voltage rating.
✓ Total Stock: 48 pcs
$ Price Range: $0.99

AHEF300 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
48 pcs
48 pcs On Request 1 On Request On Request On Request On Request On Request

AHEF300 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current Rating (Max)
Lead Spacing
Lead Style
Mounting Style
Resistance
Termination Style

AHEF300 Description

Short technical summary and product information.

The Littelfuse AHEF300 is a PTC (Positive Temperature Coefficient) resettable fuse designed for reliable circuit protection. It offers a hold current of 3A and a trip current of 6A, with a maximum voltage rating of 32VDC.

 

This component features a resistance of 110 mOhms and is designed for PCB mounting with radial termination. It operates within a temperature range of -40C to +85C and is qualified to AEC-Q200 standards, indicating its suitability for automotive applications.

 

The AHEF300 series fuses are packaged in bulk and are suitable for applications requiring resettable overcurrent protection. Their design ensures a safe and reliable way to protect electronic circuits from excessive current conditions, automatically resetting once the fault is cleared.

AHEF300 Quick Information

Product Type: PTC Resettable Fuse
Series: AHEF
Canonical Name: Littelfuse AHEF300 PTC Resettable Fuse
Subcategory: PTC Resettable Fuses

AHEF300 Compliance

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

AHEF300 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

AHEF300 Features

  • 3A hold current for reliable operation.
  • 6A trip current for overcurrent protection.
  • 32VDC maximum voltage rating.
  • PCB mount with radial termination.
  • AEC-Q200 qualified for automotive use.

AHEF300 Applications

  • Protects electronic circuits from overcurrent.
  • Suitable for automotive applications.
  • Used in power supply circuits.
  • Provides resettable circuit protection.

AHEF300 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the AHEF300?

The hold current is 3 A.

What is the trip current of the AHEF300?

The trip current is 6 A.

What is the maximum voltage rating of the AHEF300?

The maximum voltage rating is 32 VDC.

What is the resistance of the AHEF300?

The resistance is 110 mOhms.

What is the operating temperature range of the AHEF300?

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

What is the mounting style of the AHEF300?

The mounting style is PCB mount with radial leads.

Is the AHEF300 AEC-Q200 qualified?

Yes, it is AEC-Q200 qualified.

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