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- Stock & Prices $ Price & Stock for TDA7854
- Part Number TDA7854
- Manufacturer STMicroelectronics
- Pin Count 25
- Part Category Integrated Circuit
- Package Category Other
- Footprint Name Other - TDA7854-2
- Released Date Dec 19, 2019
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
TDA7854 Details
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Manufacturer Part Number:
TDA7854
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Obsolete
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Part Package Code:
ZFM
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Package Description:
ROHS COMPLIANT, FLEXIWATT-25
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Pin Count:
25
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ECCN Code:
EAR99
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HTS Code:
8542.33.00.01
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Manufacturer:
STMicroelectronics
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YTEOL:
0
TDA7854 Frequently Asked Questions (FAQs)
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A good PCB layout for the TDA7854 involves keeping the power supply lines (VIN and VOUT) as short as possible, and using a star-ground configuration to minimize noise and electromagnetic interference (EMI). Additionally, it's recommended to use a 4-layer PCB with a dedicated ground plane to reduce noise and improve thermal dissipation.
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To optimize the output filter design for the TDA7854, it's recommended to use a 2nd-order LC filter with a cutoff frequency of around 100 kHz to 200 kHz. The inductor value should be chosen based on the output current and voltage ripple requirements, and the capacitor value should be selected based on the desired output impedance and ripple attenuation.
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The TDA7854 can handle input voltages up to 40V, but it's recommended to operate within the specified input voltage range of 8V to 28V for optimal performance and reliability.
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To ensure the TDA7854 operates within its safe operating area (SOA), it's recommended to monitor the device's junction temperature, input voltage, and output current. The device should be operated within the specified temperature range of -40°C to 150°C, and the input voltage should be within the specified range. Additionally, the output current should be limited to the specified maximum value to prevent overheating and damage to the device.
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A good thermal management strategy for the TDA7854 involves using a heat sink with a thermal resistance of around 10°C/W or lower, and ensuring good airflow around the device. The device should be mounted on a PCB with a dedicated thermal pad, and thermal interface material (TIM) should be used to improve heat transfer between the device and the heat sink.
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TDA7854 Overview
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About STMicroelectronics
STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components.
STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut
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