- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for IRF644B-FP001
- Part Number IRF644B-FP001
- Manufacturer onsemi
- Pin Count 3
- Part Category MOSFET (N-Channel)
- Package Category Transistor Outline, Vertical
- Footprint Name Transistor Outline, Vertical - TO220_2023
- Released Date Jun 27, 2023
- Last Modified Date Sep 19, 2024 2:45 PM UTC
- Pinout / Pin List Click Here (Member Only)
IRF644B-FP001 Details
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Manufacturer Part Number:
IRF644B-FP001
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Brand Name:
onsemi
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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:
TO-220 3L
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Package Description:
LEAD FREE, TO-220, 3 PIN
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Manufacturer Package Code:
340AT
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Reach Compliance Code:
Not Compliant
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ECCN Code:
EAR99
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Manufacturer:
onsemi
IRF644B-FP001 Frequently Asked Questions (FAQs)
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The maximum operating temperature range for the IRF644B-FP001 is -55°C to 150°C, as specified in the datasheet. However, it's recommended to operate the device within a temperature range of -40°C to 125°C for optimal performance and reliability.
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To ensure proper biasing, make sure to provide a stable gate-source voltage (Vgs) within the recommended range of 2V to 4V. Additionally, ensure the drain-source voltage (Vds) is within the specified range of 200V, and the drain current (Id) is within the maximum rated current of 14A.
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For optimal thermal management, it's recommended to use a PCB with a thermal pad and a heat sink. Ensure the thermal pad is connected to a solid copper plane on the PCB, and the heat sink is properly attached to the device. A good thermal interface material (TIM) should be used between the device and the heat sink. Follow the recommended PCB layout guidelines in the datasheet and application notes for optimal performance.
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To protect the device from overvoltage conditions, use a voltage clamp or a zener diode to limit the voltage across the device. For overcurrent protection, use a current sense resistor and a comparator to detect excessive current. You can also use a dedicated overcurrent protection IC or a fuse to protect the device.
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A recommended gate drive circuitry for the IRF644B-FP001 includes a gate driver IC, such as the FAN5351, which provides a high-current, low-impedance drive. The gate driver should be capable of providing a peak current of at least 1A and a voltage swing of 10V to 15V. Ensure the gate driver is properly biased and decoupled to prevent oscillations and noise.
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IRF644B-FP001 Overview
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