3D Models
Note! To download footprints and symbols, use the build and request forms below
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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for EC103D
- Part Number EC103D
- Manufacturer LITTELFUSE
- Pin Count 3
- Last Modified Date Oct 6, 2025 1:29 PM UTC
- Pinout / Pin List Click Here (Member Only)
EC103D Details
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Manufacturer Part Number:
EC103D
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Pbfree Code:
No
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Part Package Code:
TO-92
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Package Description:
ROHS COMPLIANT, PLASTIC PACKAGE-3
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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:
6
EC103D Frequently Asked Questions (FAQs)
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A recommended PCB layout for optimal thermal performance of the EC103D includes a thermal pad on the bottom of the device, a solid copper pour on the top layer, and a thermal relief pattern on the inner layers. This layout helps to dissipate heat efficiently and ensures reliable operation.
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To ensure proper soldering of the EC103D, use a soldering iron with a temperature range of 250°C to 260°C. Apply a small amount of solder paste to the PCB pads, and then place the device on the pads. Use a reflow oven or a hot air gun to solder the device, following the recommended soldering profile.
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The EC103D can withstand voltage transients up to 1.5 times the maximum rated voltage (Vr) for a duration of up to 100 ms. However, it's recommended to limit voltage transients to 1.2 times Vr to ensure reliable operation and prevent damage to the device.
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The EC103D is rated for operation up to 150°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's current rating by 1.5% per degree Celsius above 125°C to ensure reliable operation.
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To select the correct fuse rating, consider the maximum current and voltage ratings of your application. Choose a fuse rating that is at least 1.5 times the maximum expected current, and ensure the fuse's voltage rating is equal to or greater than the system voltage.
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EC103D Overview
Use the download button to access the EC103D 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.
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