myMectronic
myMectronic

A Premier B2B Part Search

Littelfuse AHEF750 Automotive Resettable Protection

The AHEF Series is a high-temperature, lead-free, radial leaded resettable PPTC device designed for automotive applications. It provides overcurrent and overvoltage protection, is compliant with automotive standards, and is RoHS and halogen-free. Suitable for motor, HVAC, lighting, telematics, and power systems, it withstands temperatures up to 125°C, features a flame-retardant epoxy insulation, and offers various physical configurations with different current ratings. Ideal for circuits requiring reliable, resettable circuit protection in harsh environments.

Authorized Distributors
Source:Newark
Part No:AHEF750
Stock:339
Inv Date:05-28-2026
Price: Unit price: $1.84
Buy/RFQ:
Source:DigiKey
Part No:AHEF750
Stock:3028
Inv Date:05-28-2026
Price: Unit price: $1.79
Buy/RFQ:
Part No:AHEF750
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.49
Buy/RFQ:
Part No:AHEF750
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1.07
Buy/RFQ:

Littelfuse AHEF750 Automotive Resettable Protection Specifications:

  • Physical Material: Tin-plated Copper or Copper Alloy
  • Lead Material: Copper or Copper-clad Steel, Tin-plated
  • Lead Diameter: 0.205mm (24 AWG) to 0.82mm (18 AWG)
  • Operating Temperature: -40°C to 125°C
  • Maximum Ambient Temperature: 40°C
  • Resistance Change After Aging: ±5%
  • Solderability: ANSI/J-STD 002 Category 3
  • Flame-retardant Epoxy Polymer: UL 94V-0
  • Tape and Reel Packaging: EIA standards, 10,000 units per reel
  • Device Pitch: 12.7mm to 25.4mm depending on model
  • Overall Tape Width: 18mm, Overall Reel Diameter: 370mm
  • Storage Conditions: Store in sealed bags at 40°C max and 70% RH max
  • Electrical Ratings: Max Voltage 32V, Hold Current from 0.5A to 75A, Trip Current from 0.5A to 75A
  • Physical Dimensions: Lengths from 12.7mm to 40.5mm, diameters from 0.17mm to 0.43mm
  • Compliance: RoHS, Halogen-Free, Automotive (AEC-Q200)

Buy the Littelfuse AHEF750 Reliable Automotive PPTC for Industrial Applications

Enhance your automotive circuits with the high-temperature, resettable PPTC device from Littelfuse. Designed for robust protection against overcurrent and overvoltage conditions, it is RoHS compliant and halogen-free, ensuring safety and environmental standards. Suitable for motor, HVAC, and telematics systems, this device offers excellent reliability with easy reusability. Available in various configurations tailored for automotive applications, it simplifies circuit design, reduces downtime, and improves system durability. Purchase online today for superior circuit protection you can trust.

Buy Littelfuse AHEF750 now and experience unmatched reliability and performance in automotive circuit protection.

Frequently Asked Questions

Where can I buy Littelfuse AHEF750?

You can click on the BUY or RFQ button to purchase AHEF750 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part AHEF750?

You can download the AHEF750 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of AHEF750?

Littelfuse

Littelfuse Part List

Browse and search other Littelfuse parts, locate datasheets and stock

Sponsored by