| Allicdata Part #: | MIC812SUTR-ND |
| Manufacturer Part#: |
MIC812SU TR |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Microchip Technology |
| Short Description: | IC RESET GEN 2.93V VTH SOT143-4 |
| More Detail: | Supervisor Push-Pull, Totem Pole 1 Channel SOT-143 |
| DataSheet: |  MIC812SU TR Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Obsolete |
| Type: | Simple Reset/Power-On Reset |
| Number of Voltages Monitored: | 1 |
| Output: | Push-Pull, Totem Pole |
| Reset: | Active Low |
| Reset Timeout: | 140 ms Minimum |
| Voltage - Threshold: | 2.93V |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | TO-253-4, TO-253AA |
| Supplier Device Package: | SOT-143 |
| Base Part Number: | MIC812 |
Description
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MIC812SU TR is a type of PolyMER PTC Resettable Fuses that is commonly used in power management integrated circuits (PMICs). It is designed to provide over-current protection, with a temperature rating of -40 to +125°C. This type of fuse is mainly employed in applications where the protection requirement exceeds what other types of protection can provide, such as in energy harvesting, battery charging and LED lighting.The MIC812SU TR works in three stages. Initially, when power is supplied to the system, the fuse will conduct current until the current reaches its rated trip current. Once this occurs, the fuse will provide a solid state mechanism to prevent further conduction and hold the current at a low steady-state level. This ensures that the system remains under protection while still allowing the power to be drawn from the system.Next, the fuse will enter into a soft start phase. During this phase, the trip current is gradually increased until the circuit is safely turned on. This makes sure that no excessive current is drawn from the supply, which would cause it to become overloaded. Finally, when the trip point is reached, the soft start mode is turned off and the circuit is enabled.The MIC812SU TR is therefore an ideal choice for applications that require protection from over-current and require a reliable and constant reset of circuit protection when current levels exceed the specified trip current. This ensures that the power management circuit can remain in operation without experiencing any failures or damage due to over-currents.The MIC812SU TR is designed to be very effective in protecting DC/DC converters, power adaptors, converters, battery chargers, and other AC/DC power supplies. It is also great for protecting microcontrollers, as well as providing current-overload protection for other low-voltage applications.In conclusion, the MIC812SU TR is an ideal solution for PMIC - Supervisors applications. It provides protection against over-current and resetting when current levels exceed the specified trip current. Furthermore, it comes in various temperature ratings and is capable of effectively protecting many different types of power management circuits.
The specific data is subject to PDF, and the above content is for reference
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