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Littelfuse 1.5 A 33V DC Resettable Fuse SMD150F/33-2
Specifications
| Country of Origin | India |
|---|---|
| Voltage | 33V dc |
| Brand | Littelfuse |
| Height | 3mm |
| Length | 9.4mm |
| Model | SMD150F/33-2 |
| Width | 6.71mm |
| Current Rating | 40A |
| Series | SMD |
| Maximum Operating Temperature | 85°C |
| Package Type | Reel |
| Minimum Operating Temperature | -40°C |
| Trip Current | 3A |
| Power Dissipation | 1.9W |
| Terminal Material | Matt Tin |
| Standards/Approvals | RoHS |
| Time to Trip | 5s |
| Hold Current | 1.5A |
| Minimum Resistance | 0.08Ω |
| Maximum Resistance | 230mΩ |
| • SMD - Hold current 0.3 - 1.25A | 7555 (metric) 2920 (Imperial) |
| • SMD2 - Hold current 1.5 - 2.5A | 8763 (metric) 3425 (Imperial) |
Key Features
- Compact surface mount polySwitch fuse for quick trip response and automatic reset.
- Hold current of 1.5 A with a trip current of 3 A for reliable overload protection.
- Terminal material is matt tin ensuring good conductivity and corrosion resistance.
- Operating temperature range from -40°C to 85°C to withstand varied environments.
- Power dissipation rated at 1.9 W to safely handle energy during fault conditions.
- Maintenance free with automatic reset functionality for thousands of cycles.
- Ideal for applications in security systems, power supplies, automotive and medical equipment.
- RoHS compliant ensuring adherence to environmental and safety standards.
Product Description
Littelfuse SMD150F/33-2 Resettable Fuse is a compact polySwitch fuse designed for protection of electrical and electronic circuits against excessive currents. It features a 1.5 A hold current and 33V DC voltage rating, suitable for low voltage and surface mount technology applications.
This resettable fuse rapidly switches from a low resistance state to a high resistance state under overload or short circuit conditions, automatically resetting once the fault condition ceases and power is removed. Its small size with dimensions 9.4 mm length, 6.71 mm width, and 3 mm height allows efficient use on printed circuit boards without requiring a fuse holder.
Constructed with matt tin terminals for reliable conductivity and corrosion resistance, this fuse operates effectively in temperatures ranging from -40°C to 85°C and safely dissipates up to 1.9 W power during fault events.
The fuse provides maintenance-free operation for thousands of cycles, making it ideal for a variety of applications including security systems, power supplies and transformers, power switching devices, automotive, medical equipment, instrumentation, control systems, computers and peripherals, as well as audio visual and telecommunications devices.
Manufactured to comply with RoHS standards, it ensures environmental safety and compatibility with modern electronics manufacturing processes. Compact SMT polySwitch fuse for circuit protection and automatic reset. Hold current 1.5 A with trip current of 3 A ensures reliable protection.
33V DC voltage rating suitable for diverse electronics applications. Dimensions optimize space saving on PCBs without fuse holders. Matt tin terminals provide excellent conductivity and durability. Wide operating temperature range for diverse environmental conditions.
Power dissipation rating of 1.9 W supports safe fault handling. Maintenance free automatic reset for extended product life. Applications include security, automotive, medical, and power systems. RoHS compliant for environmental safety.
Explore a wide range of Resettable Fuses in the Electronics & Electricals category at EnvMart for your industrial and commercial applications.
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Frequently Asked Questions
The hold current rating of this model is 1.5 A.
The trip current for the Littelfuse SMD150F/33-2 is 3 A.
This resettable fuse has a voltage rating of 33V DC.
The dimensions of the SMD150F/33-2 are 9.4 mm in length, 6.71 mm in width, and 3 mm in height.
It operates effectively within a temperature range of -40°C to 85°C.
The power dissipation rating for this resettable fuse is 1.9 W.
The terminals of this model are made of matt tin, which ensures good conductivity and corrosion resistance.
The fuse rapidly switches from a low resistance state to a high resistance state under overload or short circuit conditions and automatically resets once the fault condition ceases and power is removed.
This model is ideal for applications in security systems, power supplies, automotive, and medical equipment.
It is RoHS compliant, ensuring adherence to environmental and safety standards.
The time to trip for the SMD150F/33-2 is 5 seconds.
The minimum resistance is 0.08Ω and the maximum resistance is 230mΩ.
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