
Series: AHEF
32V PolySwitch Automotive High-Temperature Lead-Free Radial Leaded Resettable PPTC
The AHEF Series is a PPTC resettable device designed specifically for the automotive industry. It is a 32V high-temperature, leadfree, radial leaded resettable device that meets Littelfuse’s Automotive qualification. This qualification is based on AEC-Q200: Stress Test Qualification for Passive Components.
- Overcurrent and overvoltage circuit protection devices
- Resettable and single-use overcurrent devices
- Wide range of form factor and termination methods
- Products meet applicable automotive industry standards
- Devices compatible with high-volume electronics assembly
- RoHS compliant, Lead-Free and Halogen-Free
AHEF Parts
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Showing 1 to 7 of 7 Total Results
Part Number | Actions | IH (A) | Trip Current (A) | Max Fault Current Rating (A) | RMIN (Ω) | R1max (Ω) | Resistance Automotive (Max) (Ω) | Max Time to Trip Time (Sec) | Max Operating Temperature (°C) | Power Dissipation (Typical) (W) |
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Part Number | Actions | IH (A) | Trip Current (A) | Max Fault Current Rating (A) | RMIN (Ω) | R1max (Ω) | Resistance Automotive (Max) (Ω) | Max Time to Trip Time (Sec) | Max Operating Temperature (°C) | Power Dissipation (Typical) (W) | |
---|---|---|---|---|---|---|---|---|---|---|---|
0.5 | 1 | 100 | 0.35 | 1.1 | 1.1 | 3 | 125 | 0.9 | |||
0.7 | 1.4 | 100 | 0.23 | 0.8 | 0.8 | 3.2 | 125 | 1.4 | |||
1 | 1.9 | 100 | 0.15 | 0.43 | 0.43 | 6.2 | 125 | 1.4 | |||
10 | 20 | 100 | 0.006 | 0.016 | 0.016 | 15 | 125 | 7 | |||
3 | 6 | 100 | 0.035 | 0.11 | 0.11 | 5 | 125 | 3.2 | |||
5 | 10 | 100 | 0.015 | 0.04 | 0.04 | 9 | 125 | 5.3 | |||
7.5 | 15 | 100 | 0.0074 | 0.023 | 0.023 | 13 | 125 | 6.5 |
AHEF Applications
- Motor and motor circuit protection including power door-locks, mirrors, lumbar umps, seats, sunroofs and windows
- Electronic Control Unit (ECU) I/O protection
- Heating, Ventilation and Cooling (HVAC) motor and I/O protection
- Telematics, infotainment and navigations systems
- Liquid Crystal Display (LCD) back-light heaters
- Power and cigarette lighter outlets, plugs and adapter/ chargers
- Powered networks and buses
- Air-flow detection and overcurrent protection in HVAC and cooling fan systems
- Stall detection in express window and sunroof circuits
- Resettable overcurrent protection for power distribution, electrical centers and junction boxes