- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for TYN840RG
- Part Number TYN840RG
- Manufacturer STMicroelectronics
- Pin Count 3
- Part Category SCR
- Package Category Transistor Outline, Vertical
- Footprint Name Transistor Outline, Vertical - TO-220AB_ 2022
- Released Date Sep 11, 2022
- Last Modified Date Jan 8, 2026 2:31 PM UTC
- Pinout / Pin List Click Here (Member Only)
TYN840RG Details
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Manufacturer Part Number:
TYN840RG
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Brand Name:
STMicroelectronics
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Part Package Code:
TO-220AB
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Package Description:
ROHS COMPLIANT, TO-220AB, 3 PIN
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Pin Count:
3
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Country Of Origin:
Mainland China
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ECCN Code:
EAR99
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HTS Code:
8541.30.00.80
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Factory Lead Time:
15 Weeks
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Manufacturer:
STMicroelectronics
TYN840RG Frequently Asked Questions (FAQs)
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A good PCB layout for the TYN840RG should ensure good thermal dissipation. This can be achieved by using a large copper area for the thermal pad, keeping the thermal vias close to the device, and using a thick copper layer (at least 2 oz) to reduce thermal resistance.
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The input capacitor should be chosen based on the input voltage, output voltage, and the desired output ripple. A general rule of thumb is to use a capacitor with a capacitance value of at least 10uF and a voltage rating of at least 1.5 times the input voltage.
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The maximum allowed voltage drop across the TYN840RG is typically around 1.5V to 2V, depending on the specific application and output current requirements. Exceeding this voltage drop may lead to reduced efficiency and increased heat generation.
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Proper cooling can be achieved by using a heat sink with a thermal resistance of around 10°C/W or lower, ensuring good airflow around the device, and keeping the ambient temperature below 85°C. Additionally, using a thermal interface material (TIM) can help reduce the thermal resistance between the device and heat sink.
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The recommended output capacitor value for the TYN840RG depends on the output voltage and desired output ripple. A general rule of thumb is to use a capacitor with a capacitance value of at least 10uF to 22uF, with a voltage rating of at least 1.5 times the output voltage.
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TYN840RG 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