3D Models
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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for L4004L3
- Part Number L4004L3
- Manufacturer LITTELFUSE
- Last Modified Date Oct 6, 2025 1:29 PM UTC
- Pinout / Pin List Click Here (Member Only)
L4004L3 Details
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Manufacturer Part Number:
L4004L3
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Pbfree Code:
No
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Rohs Code:
Yes
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Part Life Cycle Code:
Obsolete
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Part Package Code:
TO-220AB
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Package Description:
ISOLATED TO-220, 3 PIN
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Pin Count:
3
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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:
0
L4004L3 Frequently Asked Questions (FAQs)
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The recommended PCB layout for the L4004L3 involves placing the device close to the power source, using a solid 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 ambient temperature. You should also consider the fuse's melting integral (I²t) and the let-through energy (I²t) to ensure that the fuse can handle the maximum fault current and energy in your circuit.
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The main difference between the L4004L3 and other similar fuses from Littelfuse is the fuse's voltage rating and interrupting rating. The L4004L3 has a higher voltage rating (400V) and interrupting rating (10kA) compared to the L4004L1 (250V, 5kA) and L4004L2 (320V, 8kA). The L4004L3 is designed for higher-power applications that require higher voltage and interrupting ratings.
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The L4004L3 is rated for operation up to 125°C, but its performance may degrade at higher temperatures. If you need to use the fuse in a high-temperature environment, you should consider derating the fuse's current rating and consulting with Littelfuse's application engineers to ensure the fuse can meet your specific requirements.
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The L4004L3 meets various safety standards, including UL 248-14 and IEC 60269-2. To ensure the fuse meets the required safety standards for your application, you should consult with Littelfuse's application engineers and provide them with your specific requirements. They can help you determine the necessary certifications and compliance testing.
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L4004L3 Overview
Use the download button to access the L4004L3 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
