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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for MCR12MG
- Part Number MCR12MG
- Manufacturer LITTELFUSE
- Last Modified Date Oct 6, 2025 1:29 PM UTC
- Pinout / Pin List Click Here (Member Only)
MCR12MG Details
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Manufacturer Part Number:
MCR12MG
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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ECCN Code:
EAR99
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HTS Code:
8541.30.00.80
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Manufacturer:
Littelfuse Inc
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YTEOL:
6.43
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Case Connection:
ANODE
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Configuration:
SINGLE
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DC Gate Trigger Current-Max:
20 mA
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JEDEC-95 Code:
TO-220AB
MCR12MG Frequently Asked Questions (FAQs)
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The recommended PCB layout for the MCR12MG involves placing the device near the power source, using a ground plane, and keeping the leads as short as possible to minimize inductance and resistance. Additionally, it's recommended to use a thermal relief pattern on the PCB to ensure good thermal conduction.
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To select the correct fuse rating, you need to consider the maximum current rating of your circuit, the voltage rating, and the interrupting rating. You should also consider the ambient temperature, the type of load, and the fault current available in the circuit. It's recommended to consult the datasheet and application notes for guidance on selecting the correct fuse rating.
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The MCR12MG is a high-speed fuse with a fast acting characteristic, making it suitable for high-reliability applications. It has a smaller body size compared to other fuses, making it ideal for compact designs. The MCR12MG also has a higher interrupting rating compared to other similar fuses, making it suitable for high-fault current applications.
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The MCR12MG is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the fuse's current rating according to the temperature derating curve provided in the datasheet. Additionally, it's recommended to consider the thermal management of the PCB and the surrounding environment to ensure reliable operation.
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To ensure proper soldering, it's recommended to follow the recommended soldering profile provided in the datasheet. The soldering iron should be set to a temperature of 250°C to 270°C, and the soldering time should be limited to 2-3 seconds. It's also recommended to use a solder with a high melting point and to avoid applying excessive force to the fuse during soldering.
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MCR12MG Overview
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