| Allicdata Part #: | PTGL09AR4R7M3B51B0-ND |
| Manufacturer Part#: |
PTGL09AR4R7M3B51B0 |
| Price: | $ 0.42 |
| Product Category: | Circuit Protection |
| Manufacturer: | Murata Electronics North America |
| Short Description: | PTC RESET FUSE 56V 350MA RADIAL |
| More Detail: | Ceramic PTC Resettable Fuse 56V 350mA Ih Through H... |
| DataSheet: |  PTGL09AR4R7M3B51B0 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 500 +: | $ 0.38497 |
Specifications
| Resistance - 25°C (Typ): | 4.7 Ohms |
| Approvals: | -- |
| Lead Spacing: | 0.197" (5.00mm) |
| Thickness (Max): | -- |
| Height - Seated (Max): | 0.610" (15.50mm) |
| Size / Dimension: | 0.374" Dia x 0.157" W (9.50mm x 4.00mm) |
| Package / Case: | Radial, Disc |
| Mounting Type: | Through Hole |
| Ratings: | -- |
| Operating Temperature: | -10°C ~ 60°C |
| Series: | POSISTOR®, PTGL |
| Current - Trip (It): | 600mA |
| Current - Hold (Ih) (Max): | 350mA |
| Current - Max: | 2A |
| Voltage - Max: | 56V |
| Type: | Ceramic |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Bulk |
Description
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PTC Resettable Fuses, such as the PTGL09AR4R7M3B51B0, are a type of in-line self-resetting fuses. They offer a number of advantages over more traditional fuse types. PTC types provide fast acting protection and reset themselves after the overload protection event, eliminating the need for user intervention or to have the faulty wiring addressed. They are also relatively compact, making them ideal for tight spaces.The PTGL09AR4R7M3B51B0 is one such example of a PTC Resettable Fuses. It is a 9A rated fuse, particularly well-suited for power supplies, consumer electronics, and other applications requiring overcurrent protection. The device is rated to operate from 4V up to 75V and has a resettable tripping power of 0.7W (43.75V).The PTGL09AR4R7M3B51B0 is capable of resetting several times when the overcurrent persists. This is achieved by taking advantage of the fuse’s thermal fusing characteristics. When an overload occurs, the current passing through the fuse heats up the fuse element, which via its resistance heating will cause the temperature of the fuse to rise quickly. When the temperature reaches a certain level, the PTC will open its connection and not allow current to continue to flow. This serves as the fuse ‘tripping’ point.However, once the overload is removed, the PTC will reset its connection to its initial closed state, allowing faulty wiring to be relieved and for the electrical circuit to continue its normal operation. This self-resettable function is what makes a PTC Resettable Fuse so popular with manufacturers and users alike. Unlike traditional fuses, the resetting of a PTC type makes it much more user friendly.In terms of their mechanical construction, PTC Resettable Fuses generally use either a polymer fused element or a metal fused element, depending on the desired application. The polymer fused element utilises the characteristics of a polymer material, such as its dielectric strength, to provide the desired protection. These types are often used in more sensitive circuits, such as consumer electronics, as they will often open at a lower overcurrent level than a metal fusing element.The metal fused element PTC Resettable Fuses tend to be used in automotive and other industrial applications.This type of fuse will generally be able to cope with higher levels of current, making them more resilient to short-circuits and other high current faults.In both types, the fuse will entire a ‘tripped’ state when an overcurrent occurs. This will result in an interruption to the circuit and the opening of the connection between the live and the neutral wires, allowing for the fault to be corrected before the fuse ever has to be replaced.Overall, the PTGL09AR4R7M3B51B0 is a very useful device that allows for fast protection in a wide range of applications, from consumer electronics to industrial systems. With its self-resetting capability, it offers a cost-effective solution to overflow protection while still being compact, dependable and user friendly.
The specific data is subject to PDF, and the above content is for reference
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