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SMD050F-2
+BOMPTC RESET FUSE 60V 500MA 2SMD
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ManufacturerLittelfuse Inc.
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Mfr. Part #SMD050F-2
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Datasheet SMD050F-2 DataSheet
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Package 2-SMD
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In Stock7390
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | PolySwitch®, SMD |
| ProductStatus | Active |
| Type | Polymeric |
| Voltage-Max | 60V |
| Current-Max | 10 A |
| Current-Hold(Ih)(Max) | 500 mA |
| Current-Trip(It) | 1 A |
| TimetoTrip | 4 s |
| Resistance-Initial(Ri)(Min) | 350 mOhms |
| Resistance-PostTrip(R1)(Max) | 1.4 Ohms |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 2-SMD |
| Size/Dimension | 0.290 L x 0.202 W (7.36mm x 5.12mm) |
| Thickness(Max) | 0.125 (3.18mm) |
Overview
Description
The SMD050F-2 is a PolySwitch resettable fuse, a type of overcurrent protection device commonly used in electronic circuits. It is designed to protect against overcurrent conditions by limiting the current flow in a circuit. When the current exceeds a specified threshold, the device "trips" and increases its resistance significantly, effectively reducing the current flow and protecting the circuit components. Once the fault condition is removed, the device resets automatically, returning to its original low-resistance state.
The SMD in its name indicates that it is a Surface-Mount Device, suitable for automated assembly processes. The device is often used in applications such as power supplies, telecom equipment, and consumer electronics due to its ability to provide reliable, resettable protection. The SMD050F-2 model has specific electrical ratings, such as holding current, trip current, and voltage rating, which should be considered when designing circuits to ensure compatibility and protection effectiveness. Overall, it offers a cost-effective and maintenance-free solution for circuit protection.
The SMD in its name indicates that it is a Surface-Mount Device, suitable for automated assembly processes. The device is often used in applications such as power supplies, telecom equipment, and consumer electronics due to its ability to provide reliable, resettable protection. The SMD050F-2 model has specific electrical ratings, such as holding current, trip current, and voltage rating, which should be considered when designing circuits to ensure compatibility and protection effectiveness. Overall, it offers a cost-effective and maintenance-free solution for circuit protection.
Equivalent
The SMD050F-2 is a PolySwitch resettable PTC fuse from Littelfuse, typically used for overcurrent protection. Equivalent products can include Bourns' MF-MSMD050 or Bel Fuse's 0ZCM0050FF2G, which offer similar functionality and specifications. When selecting an equivalent, ensure the voltage rating, current rating, and physical dimensions match your application's requirements. Always refer to the manufacturer's datasheet for precise compatibility.
Features
The SMD050F-2 is a surface-mount device (SMD) polymeric positive temperature coefficient (PPTC) resettable fuse. Key features include:
1. Current Rating: Designed for a hold current of 0.50A and a trip current of 1.0A.
2. Voltage Rating: Maximum voltage of 60V, making it suitable for a variety of electronic applications.
3. Resistance: Offers low resistance, typically around 0.600 ohms in its initial state.
4. Size: Compact package, which is ideal for high-density circuit boards.
5. Resettable: Automatically resets itself after a fault condition, ensuring continued circuit protection without replacement.
6. Thermal Protection: Uses PPTC technology to increase resistance with rising temperature, thus limiting current flow and preventing damage from overcurrent conditions.
7. Applications: Commonly used in telecommunications, computing, and consumer electronics.
8. Compliance: Meets industry standards for safety and performance.
These features make the SMD050F-2 a reliable choice for protecting electronic circuits against overcurrent conditions.
1. Current Rating: Designed for a hold current of 0.50A and a trip current of 1.0A.
2. Voltage Rating: Maximum voltage of 60V, making it suitable for a variety of electronic applications.
3. Resistance: Offers low resistance, typically around 0.600 ohms in its initial state.
4. Size: Compact package, which is ideal for high-density circuit boards.
5. Resettable: Automatically resets itself after a fault condition, ensuring continued circuit protection without replacement.
6. Thermal Protection: Uses PPTC technology to increase resistance with rising temperature, thus limiting current flow and preventing damage from overcurrent conditions.
7. Applications: Commonly used in telecommunications, computing, and consumer electronics.
8. Compliance: Meets industry standards for safety and performance.
These features make the SMD050F-2 a reliable choice for protecting electronic circuits against overcurrent conditions.
Pinout
The SMD050F-2 is a PolySwitch resettable PPTC (Polymeric Positive Temperature Coefficient) fuse. These devices are typically used to provide overcurrent protection in electronic circuits. The "SMD" in its name indicates that it is a Surface-Mount Device.
The SMD050F-2 does not have traditional pins like an IC or a connector. Instead, it has two terminals or pads that are used to solder it onto a circuit board. These pads serve as the connection points for electrical current to flow through the device. The main function of the SMD050F-2 is to limit current and protect circuits from overcurrent conditions by increasing its resistance when a fault occurs, thereby reducing the current to a safe level. Once the fault is cleared, the device resets itself and returns to its low-resistance state, allowing normal current to flow again.
The SMD050F-2 does not have traditional pins like an IC or a connector. Instead, it has two terminals or pads that are used to solder it onto a circuit board. These pads serve as the connection points for electrical current to flow through the device. The main function of the SMD050F-2 is to limit current and protect circuits from overcurrent conditions by increasing its resistance when a fault occurs, thereby reducing the current to a safe level. Once the fault is cleared, the device resets itself and returns to its low-resistance state, allowing normal current to flow again.
Manufacturer
The SMD050F-2 is manufactured by Littelfuse, Inc. Littelfuse is a global company that specializes in circuit protection, power control, and sensing technologies. Founded in 1927, the company produces a broad range of products including fuses, semiconductors, polymers, and sensors, serving numerous industries such as automotive, industrial, consumer electronics, and telecommunications. Littelfuse is recognized for its innovation in the field of electronics and its commitment to providing solutions that enhance safety and reliability in electrical applications.
Application
The SMD050F-2 is a Polymeric Positive Temperature Coefficient (PPTC) resettable fuse, commonly used in circuit protection applications. It is designed to protect against overcurrent conditions by limiting current flow in various electronic devices. Key application areas include telecommunications equipment, automotive electronics, consumer electronics, industrial controls, and computer peripherals. These fuses are often used in battery packs, power supplies, and circuit boards to prevent damage caused by short circuits, overloads, or other faults, enhancing the safety and reliability of the devices.
Package
The SMD050F-2 is a PolySwitch resettable fuse, and it typically comes in a surface-mount device (SMD) package. These fuses are designed for overcurrent protection and are commonly used in electronic circuits. The SMD package allows for easy integration onto printed circuit boards (PCBs).
