| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
67 pcs
|
67 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| AEC Qualified | |
| Current | |
| Height | |
| Hold Current (Room Temperature) | |
| Lead Spacing | |
| Length | |
| Mounting Type | |
| Operating Temperature | |
| Ratings | |
| Resistance | |
| Resistance (Maximum @ Post Trip) | |
| Resistance (Minimum @ Initial) | |
| SVHC Present | |
| Tape & Reel | |
| Time to Trip | |
| Time to Trip (Max) | |
| Trip Current (Room Temperature) | |
| Type | |
| Voltage | |
| Width |
The AHEF300 is a polymeric PTC resettable fuse from Littelfuse Inc., part of the PolySwitch AHEF series. It is designed for overcurrent protection in automotive and general-purpose circuits.
Key electrical specifications include a hold current of 3 A at room temperature, a trip current of 6 A, and a maximum time to trip of 5 seconds. Initial resistance is 0.035 Ω minimum, with a post-trip maximum of 0.11 Ω. The device is rated for 32 V operation.
The AHEF300 is housed in a through-hole radial disc package with a lead spacing of 5.08 mm. Dimensions are 10.20 mm length, 3.80 mm width, and 15.50 mm height. It operates over a temperature range of -40°C to 125°C and is AEC-Q200 qualified for automotive applications.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.83 | $0.83 |
| 10+ | $0.76 | $0.76 |
| 50+ | $0.63 | $0.63 |
| 100+ | $0.58 | $0.58 |
| 250+ | $0.53 | $0.53 |
| 500+ | $0.48 | $0.48 |
| 1,000+ | $0.45 | $0.45 |
| 5,000+ | $0.39 | $0.39 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The hold current is 3 A at room temperature.
The voltage rating is 32 V.
The trip current is 6 A at room temperature.
The maximum time to trip is 5 seconds.
It comes in a through-hole radial disc package with 5.08 mm lead spacing.
The operating temperature range is -40°C to 125°C.
Yes, it is AEC-Q200 rated.