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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for DST1045S
- Part Number DST1045S
- Manufacturer LITTELFUSE
- Pin Count 3
- Last Modified Date Jan 21, 2026 2:00 PM UTC
- Pinout / Pin List Click Here (Member Only)
DST1045S Details
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Manufacturer Part Number:
DST1045S
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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:
8541.10.00.80
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Date Of Intro:
2016-02-12
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Manufacturer:
Littelfuse Inc
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YTEOL:
6.32
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Additional Feature:
FREE WHEELING DIODE
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Application:
GENERAL PURPOSE
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Case Connection:
CATHODE
DST1045S Frequently Asked Questions (FAQs)
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Littelfuse recommends a PCB layout with a large copper area connected to the thermal pad of the device to dissipate heat efficiently. A minimum of 1 oz copper thickness and a thermal relief pattern around the thermal pad are also recommended.
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Littelfuse recommends using a soldering iron with a temperature of 260°C to 280°C and a solder with a melting point of 217°C to 221°C. The device should be soldered within 3 seconds to 5 seconds, and the solder joints should be inspected for proper wetting and filleting.
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The DST1045S has a maximum surge current rating of 100 A for 8/20 μs pulses, as per the IEC 61000-4-5 standard. However, it's essential to consult the datasheet and application notes for specific surge current requirements and derating factors.
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While the DST1045S is primarily designed for low-frequency applications, it can be used in high-frequency applications up to 100 kHz. However, the device's performance may degrade at higher frequencies due to internal capacitance and inductance. Consult the datasheet and application notes for specific guidance on high-frequency usage.
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Littelfuse recommends using a fuse holder or clip that is specifically designed for the DST1045S. The fuse holder or clip should provide a secure connection to the device and ensure proper heat dissipation. Consult the datasheet and application notes for recommended fuse holders or clips.
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DST1045S Overview
Use the download button to access the DST1045S 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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