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- Part Number TPS25821DSST
- Manufacturer Texas Instruments
- Pin Count 13
- Part Category Integrated Circuit
- Package Category Small Outline No-lead
- Footprint Name Small Outline No-lead - DSS0012B
- Released Date Nov 2, 2021
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
TPS25821DSST Details
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Manufacturer Part Number:
TPS25821DSST
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Brand Name:
Texas Instruments
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Package Description:
WSON-12
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.90
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Date Of Intro:
2017-12-03
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Manufacturer:
Texas Instruments
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YTEOL:
15
TPS25821DSST Frequently Asked Questions (FAQs)
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The recommended layout for the TPS25821DSST involves placing the input capacitors close to the VIN pin, using a solid ground plane, and keeping the high-current paths short and wide. Additionally, the device should be placed near the load to minimize inductive losses.
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To select the right inductor, consider the maximum current rating, inductance value, and DC resistance. The inductor should be able to handle the maximum output current, and the inductance value should be chosen based on the switching frequency and output voltage. A lower DC resistance reduces energy losses.
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The EN (enable) pin is used to turn the device on or off. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. The EN pin can be connected to a logic signal or a power-good signal to control the device's operation.
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The output voltage of the TPS25821DSST can be adjusted by changing the resistive divider ratio between the FB (feedback) pin and the output voltage. The FB pin is connected to the output voltage through a resistive divider, and the ratio of the resistors determines the output voltage.
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The maximum ambient temperature rating for the TPS25821DSST is 85°C. However, the device can operate at higher temperatures with derating. It's essential to consider the thermal design and heat dissipation to ensure reliable operation.
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.