RUEF300K-AP Circuit Protection |
|
| Allicdata Part #: | RUEF300K-APTB-ND |
| Manufacturer Part#: |
RUEF300K-AP |
| Price: | $ 0.16 |
| Product Category: | Circuit Protection |
| Manufacturer: | Littelfuse Inc. |
| Short Description: | PTC RESET FUSE 30V 3A RADIAL |
| More Detail: | Polymeric PTC Resettable Fuse 30V 3A Ih Through Ho... |
| DataSheet: |  RUEF300K-AP Datasheet/PDF |
| Quantity: | 3000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 1000 +: | $ 0.15026 |
| 2000 +: | $ 0.14024 |
| 3000 +: | $ 0.13774 |
| 5000 +: | $ 0.13523 |
| 10000 +: | $ 0.13022 |
Specifications
| Resistance - Initial (Ri) (Min): | 20 mOhms |
| Approvals: | CQC, CSA, TUV, UL |
| Lead Spacing: | 0.199" (5.05mm) |
| Thickness (Max): | -- |
| Height - Seated (Max): | 0.650" (16.50mm) |
| Size / Dimension: | 0.449" L x 0.118" W (11.40mm x 3.00mm) |
| Package / Case: | Radial, Disc |
| Mounting Type: | Through Hole |
| Ratings: | -- |
| Operating Temperature: | -40°C ~ 85°C |
| Resistance - Post Trip (R1) (Max): | 80 mOhms |
| Series: | PolySwitch®, RUEF |
| Time to Trip: | 10.8s |
| Current - Trip (It): | 6A |
| Current - Hold (Ih) (Max): | 3A |
| Current - Max: | 100A |
| Voltage - Max: | 30V |
| Type: | Polymeric |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Tape & Box (TB) |
Description
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PTC resettable fuses are commonly used to protect circuits against overtemperature and overcurrent. They are devices which contain a positive temperature coefficient (PTC) negative temperature coefficient (NTC) thermisters that changes its electrical properties when the temperature rises above a certain threshold.
RUEF300K-AP is a type of PTC resettable fuse. It is an over-current protection device which is designed for applications that require fast response and low power consumption. This resettable fuse features automatic reset when over-current flow and overheating are detected. The RUEF300K-AP has several properties which make it suitable for various applications. It has a fast response time, low power consumption, and low power dissipation. Moreover, the device has a wide operating voltage range from 6V to 24V. The RUEF300K-AP is also available in a variety of package sizes, which allows it to be used in a wide range of thermal and mechanical environments.
The working principle of the RUEF300K-AP is based on the use of PTC thermistors. A PTC thermistor is a device that is composed of a conductive ceramic core with resistive properties. The core is encased in an insulating material such as a glass, plastic, or epoxy body. When the temperature of the device exceeds the prescribed threshold temperature, the PTC thermistor reacts by changing its electrical resistance. This in turn triggers the protection circuit and activates the device.
In the case of the RUEF300K-AP, the PTC thermistor is connected to a protection circuit which activates when the current flow in the circuit exceeds a certain limit. When the current exceeds the threshold, the PTC thermistor starts to dissipate heat, and the temperature of the device increases. This subsequently increases the resistance of the thermistor, which in turn triggers the protection circuit that will shut down the device. Upon reduction of the over-current flow, the device will automatically reset and the device will begin to function normally again. The RUEF300K-AP is also characterized by several other features. It provides protection against reverse polarity as well as over-current faults in the line. Moreover, it has a wide operating temperature range of -40 to + 85 degree Celsius. The device also has a high dielectric strength and is capable of withstanding voltage spikes above the normal operating voltage. Finally, the RUEF300K-AP has high surge endurance, which makes it suitable for use in Variable Frequency Drive Applications. Overall, the RUEF300K-AP is a reliable resettable device that provides comprehensive protection against over-current and overheating issues. The device has a fast response time, low power consumption, and good surge endurance, making it suitable for a variety of applications.
RUEF300K-AP is a type of PTC resettable fuse. It is an over-current protection device which is designed for applications that require fast response and low power consumption. This resettable fuse features automatic reset when over-current flow and overheating are detected. The RUEF300K-AP has several properties which make it suitable for various applications. It has a fast response time, low power consumption, and low power dissipation. Moreover, the device has a wide operating voltage range from 6V to 24V. The RUEF300K-AP is also available in a variety of package sizes, which allows it to be used in a wide range of thermal and mechanical environments.
The working principle of the RUEF300K-AP is based on the use of PTC thermistors. A PTC thermistor is a device that is composed of a conductive ceramic core with resistive properties. The core is encased in an insulating material such as a glass, plastic, or epoxy body. When the temperature of the device exceeds the prescribed threshold temperature, the PTC thermistor reacts by changing its electrical resistance. This in turn triggers the protection circuit and activates the device.
In the case of the RUEF300K-AP, the PTC thermistor is connected to a protection circuit which activates when the current flow in the circuit exceeds a certain limit. When the current exceeds the threshold, the PTC thermistor starts to dissipate heat, and the temperature of the device increases. This subsequently increases the resistance of the thermistor, which in turn triggers the protection circuit that will shut down the device. Upon reduction of the over-current flow, the device will automatically reset and the device will begin to function normally again. The RUEF300K-AP is also characterized by several other features. It provides protection against reverse polarity as well as over-current faults in the line. Moreover, it has a wide operating temperature range of -40 to + 85 degree Celsius. The device also has a high dielectric strength and is capable of withstanding voltage spikes above the normal operating voltage. Finally, the RUEF300K-AP has high surge endurance, which makes it suitable for use in Variable Frequency Drive Applications. Overall, the RUEF300K-AP is a reliable resettable device that provides comprehensive protection against over-current and overheating issues. The device has a fast response time, low power consumption, and good surge endurance, making it suitable for a variety of applications.
The specific data is subject to PDF, and the above content is for reference
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| Part Number | Manufacturer | Price | Quantity | Description |
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| RUEF090-1 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 900MA ... |
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| RUEF160-1 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 1.6A R... |
| RUEF250-1 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 2.5A R... |
| RUEF900-1 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 9A RAD... |
| RUEF300-1 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 3A RAD... |
| RUEF400K-0.138 | Littelfuse I... | 0.0 $ | 1000 | PTC RESET FUSE 30V 4A RAD... |
| RUEF500K-2 | Littelfuse I... | 0.22 $ | 1000 | PTC RESET FUSE 30V 5A RAD... |
| RUEF700-2 | Littelfuse I... | 0.27 $ | 1000 | PTC RESET FUSE 30V 7A RAD... |
| RUEF800K-2 | Littelfuse I... | 0.28 $ | 1000 | PTC RESET FUSE 30V 8A RAD... |
| RUEF900-2 | Littelfuse I... | 0.32 $ | 1000 | PTC RESET FUSE 30V 9A RAD... |
| RUEF185S | Littelfuse I... | 0.32 $ | 634 | PTC RESET FUSE 30V 1.85A ... |
| RUEF250S | Littelfuse I... | 0.32 $ | 930 | PTC RESET FUSE 30V 2.5A R... |
| RUEF800-1 | Littelfuse I... | 0.6 $ | 475 | PTC RESET FUSE 30V 8A RAD... |
| RUEF135S | Littelfuse I... | 0.29 $ | 995 | PTC RESET FUSE 30V 1.35A ... |
| RUEF110S | Littelfuse I... | 0.29 $ | 500 | PTC RESET FUSE 30V 1.1A R... |
| RUEF090-AP | Littelfuse I... | 0.13 $ | 1000 | PTC RESET FUSE 30V 900MA ... |
| RUEF185-AP | Littelfuse I... | 0.14 $ | 1000 | PTC RESET FUSE 30V 1.85A ... |
| RUEF400K-AP | Littelfuse I... | 0.2 $ | 1000 | PTC RESET FUSE 30V 4A RAD... |
| RUEF400K-2 | Littelfuse I... | 0.19 $ | 1000 | PTC RESET FUSE 30V 4A RAD... |
| RUEF500K | Littelfuse I... | 0.5 $ | 566 | PTC RESET FUSE 30V 5A RAD... |
| RUEF500K-AP | Littelfuse I... | 0.23 $ | 1000 | PTC RESET FUSE 30V 5A RAD... |
| RUEF600-1 | Littelfuse I... | 0.57 $ | 708 | PTC RESET FUSE 30V 6A RAD... |
| RUEF700K | Littelfuse I... | 0.57 $ | 250 | PTC RESET FUSE 30V 7A RAD... |
| RUEF600K-AP | Littelfuse I... | 0.26 $ | 1000 | PTC RESET FUSE 30V 6A RAD... |
| RUEF600-AP | Littelfuse I... | 0.26 $ | 1000 | PTC RESET FUSE 30V 6A RAD... |
| RUEF600K-2 | Littelfuse I... | 0.26 $ | 1000 | PTC RESET FUSE 30V 6A RAD... |
| RUEF600-2 | Littelfuse I... | 0.26 $ | 1000 | PTC RESET FUSE 30V 6A RAD... |
| RUEF500-2 | Littelfuse I... | -- | 1000 | PTC RESET FUSE 30V 5A RAD... |
| RUEF600K | Littelfuse I... | 0.55 $ | 100 | PTC RESET FUSE 30V 6A RAD... |
| RUEF110-AP | Littelfuse I... | 0.13 $ | 1000 | PTC RESET FUSE 30V 1.1A R... |
| RUEF300U-2 | Littelfuse I... | 0.15 $ | 1000 | PTC RESET FUSE 30V 3A RAD... |
| RUEF160S | Littelfuse I... | 0.15 $ | 1000 | PTC RESET FUSE 30V 1.6A R... |
| RUEF700K-2 | Littelfuse I... | 0.27 $ | 1000 | PTC RESET FUSE 30V 7A RAD... |
| RUEF900K-0.144 | Littelfuse I... | 0.29 $ | 1000 | PTC RESET FUSE 30V 9A RAD... |
| RUEF900K-2 | Littelfuse I... | 0.32 $ | 1000 | PTC RESET FUSE 30V 9A RAD... |
| RUEF800K | Littelfuse I... | -- | 1000 | PTC RESET FUSE 30V 8A RAD... |
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