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- Part Number LM2677T-ADJ
- Manufacturer Texas Instruments
- Pin Count 7
- Part Category Integrated Circuit
- Package Category Transistor Outline, Vertical
- Footprint Name Transistor Outline, Vertical - NDZ0007B
- Released Date Jan 11, 2017
- Last Modified Date Nov 22, 2024 6:26 AM UTC
- Pinout / Pin List Click Here (Member Only)
LM2677T-ADJ Details
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Manufacturer Part Number:
LM2677T-ADJ
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Brand Name:
Texas Instruments
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Pbfree Code:
Yes
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Part Life Cycle Code:
Obsolete
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Part Package Code:
SFM
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Package Description:
TO-220, 7 PIN
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Pin Count:
3
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Similar Group:
SM00100110041202
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ECCN Code:
EAR99
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HTS Code:
8542.39.00.60
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Date Of Intro:
1999-12-22
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Manufacturer:
Texas Instruments
LM2677T-ADJ Frequently Asked Questions (FAQs)
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The minimum input voltage required for the LM2677T-ADJ to operate is 7.5V, but it's recommended to use an input voltage of at least 8V to ensure proper operation and to account for any voltage drops in the system.
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The output voltage of the LM2677T-ADJ can be set by connecting a resistor divider network between the output pin and the adjust pin. The formula to calculate the output voltage is Vout = 1.245V x (1 + R1/R2), where R1 and R2 are the resistors in the divider network.
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The maximum output current of the LM2677T-ADJ is 3A, but it's recommended to derate the output current based on the ambient temperature and the input voltage to ensure reliable operation.
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To ensure the stability of the LM2677T-ADJ output voltage, it's recommended to use a minimum output capacitance of 22uF and to place the capacitor close to the output pin. Additionally, the input capacitance should be at least 10uF to filter out any input voltage noise.
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The LM2677T-ADJ is rated for operation up to 125°C, but it's recommended to derate the output current and to ensure good thermal design to prevent overheating. The device should be mounted on a heat sink or a PCB with good thermal conductivity to ensure reliable operation.
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LM2677T-ADJ Overview
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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.
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