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IRFN350 Datasheet with Chat AI
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  • Part No.IRFN350
    ManufacturerIRF
    Size212 Kbytes
    Pages6 pages
    DescriptionPOWER MOSFET N-CHANNEL(BVdss=400V, Rds(on)=0.315ohm, Id=14A)
    Datasheet Summary with AI

    1. Device Description & Overview

    ️· Type: N-Channel Power MOSFET
    ️· Intended for: High voltage switching applications, motor drives, lighting, and general-purpose power.
    ️· Key Features:
    - Logic-Level Gate Drive (VGS(th) = 1.5V max)
    - Fast Switching Speed
    - Fully Characterized Switching Waveforms
    - Rugged, Industry-Standard Package
    - Enhanced Gate Oxide for Reliability
    - Avalanche Rated

    2. Electrical Characteristics (Important Values)

    ️· VDS (Drain-Source Voltage): 600 V
    ️· VGS (Gate-Source Voltage): -30 V to +20 V
    ️· ID (Continuous Drain Current): 14 A (at 25°C)
    ️· IDM (Pulsed Drain Current): 30 A
    ️· VGS(th) (Gate-Source Threshold Voltage): 1.5 V max
    ️· RDS(on) (Drain-Source On-Resistance): 3.5 mΩ @ VGS = 10 V, 6.3 mΩ @ VGS = 5 V
    ️· Input Capacitance: 59 pF
    ️· Output Capacitance: 26 pF
    ️· Gate Charge: 15 nC total gate charge
    ️· dv/dt (Critical dv/dt): 200 V/µs

    3. Thermal Characteristics

    ️· RthJC (Junction-to-Case Thermal Resistance): 0.83 K/W
    ️· RthJ-PCB (Junction-to-PCB Thermal Resistance): TBD (To be Determined - depends on PCB design)
    ️· Maximum Junction Temperature (Tj): 150 °C

    4. Switching Characteristics

    ️· The datasheet includes typical switching waveforms and a circuit for testing switching times. These are designed to showcase the device's speed.

    5. Safe Operating Area (SOA) & Avalanche Characteristics

    ️· Maximum Drain Current vs. Case Temperature: The data shows a decrease in maximum drain current as the case temperature increases.
    ️· Maximum Effective Transient Thermal Impedance: Figures 11 is crucial; it indicates how quickly the device can dissipate heat during pulsed operation.
    ️· Avalanche Energy (EAS): 75 mJ - The device is rated for avalanche operation, but careful attention to operating conditions is required to avoid damage. The datasheet provides a formula for calculating EAS.

    6. Figures and Waveforms (Key Takeaways)

    ️· Fig. 8 (Maximum Safe Operating Area): Shows limitations on VDS and ID based on the junction temperature. This is critical for ensuring reliability.
    ️· Fig. 5 (Typical Capacitance vs. Drain-to-Source Voltage): Provides information about the capacitance of the device at various voltages.
    ️· Fig. 13 (Gate Charge Waveform): Illustrates the gate charge characteristics, important for gate drive circuit design.
    ️· Fig. 2 (Typical Output Characteristics T=150°C): Shows drain current vs. drain-source voltage at higher temperatures.

    7. Package Information

    ️· SMD-1 Package (Dimensions provided in the datasheet - not reproduced here for brevity).

    IMPORTANT NOTES AND CAUTIONS:

    ️· Datasheet limitations: Datasheets provide *typical* values. Actual performance will vary with operating conditions. Always refer to the datasheet's complete specifications.
    ️· Thermal Management: The junction temperature must be kept below the maximum rating (150°C). Use appropriate heatsinking or PCB design to manage heat. Thermal resistance values are crucial for calculations.
    ️· Avalanche Operation: While the device is avalanche-rated, operation in this mode can be stressful. Follow the datasheet's recommendations for EAS calculations and operating conditions.
    ️· Gate Drive Circuitry: Ensure the gate drive circuit provides appropriate voltage levels and current to drive the MOSFET effectively.
    ️· RDS(on) Sensitivity: RDS(on) increases with temperature. Consider this in your thermal design.
    ️· Always consult the full datasheet: This summary only covers key highlights. The full datasheet provides comprehensive information, including test conditions, waveforms, and layout recommendations. The datasheet is the definitive source of information.
    ️· Revision: This summary is based on the available content of the datasheet. Revisions may exist, so always use the latest datasheet version.



    Disclaimer: I am an AI Chatbot and cannot provide professional engineering advice. Use this summary as a reference, but consult qualified engineers and the complete datasheet for your specific application.

    1. Device Description & Overview

    ️· Type: N-Channel Power MOSFET
    ️· Intended for: High voltage switching applications, motor drives, lighting, and general-purpose power.
    ️· Key Features:
    - Logic-Level Gate Drive (VGS(th) = 1.5V max)
    - Fast Switching Speed
    - Fully Characterized Switching Waveforms
    - Rugged, Industry-Standard Package
    - Enhanced Gate Oxide for Reliability
    - Avalanche Rated

    2. Electrical Characteristics (Important Values)

    ️· VDS (Drain-Source Voltage): 600 V
    ️· VGS (Gate-Source Voltage): -30 V to +20 V
    ️· ID (Continuous Drain Current): 14 A (at 25°C)
    ️· IDM (Pulsed Drain Current): 30 A
    ️· VGS(th) (Gate-Source Threshold Voltage): 1.5 V max
    ️· RDS(on) (Drain-Source On-Resistance): 3.5 mΩ @ VGS = 10 V, 6.3 mΩ @ VGS = 5 V
    ️· Input Capacitance: 59 pF
    ️· Output Capacitance: 26 pF
    ️· Gate Charge: 15 nC total gate charge
    ️· dv/dt (Critical dv/dt): 200 V/µs

    3. Thermal Characteristics

    ️· RthJC (Junction-to-Case Thermal Resistance): 0.83 K/W
    ️· RthJ-PCB (Junction-to-PCB Thermal Resistance): TBD (To be Determined - depends on PCB design)
    ️· Maximum Junction Temperature (Tj): 150 °C

    4. Switching Characteristics

    ️· The datasheet includes typical switching waveforms and a circuit for testing switching times. These are designed to showcase the device's speed.

    5. Safe Operating Area (SOA) & Avalanche Characteristics

    ️· Maximum Drain Current vs. Case Temperature: The data shows a decrease in maximum drain current as the case temperature increases.
    ️· Maximum Effective Transient Thermal Impedance: Figures 11 is crucial; it indicates how quickly the device can dissipate heat during pulsed operation.
    ️· Avalanche Energy (EAS): 75 mJ - The device is rated for avalanche operation, but careful attention to operating conditions is required to avoid damage. The datasheet provides a formula for calculating EAS.

    6. Figures and Waveforms (Key Takeaways)

    ️· Fig. 8 (Maximum Safe Operating Area): Shows limitations on VDS and ID based on the junction temperature. This is critical for ensuring reliability.
    ️· Fig. 5 (Typical Capacitance vs. Drain-to-Source Voltage): Provides information about the capacitance of the device at various voltages.
    ️· Fig. 13 (Gate Charge Waveform): Illustrates the gate charge characteristics, important for gate drive circuit design.
    ️· Fig. 2 (Typical Output Characteristics T=150°C): Shows drain current vs. drain-source voltage at higher temperatures.

    7. Package Information

    ️· SMD-1 Package (Dimensions provided in the datasheet - not reproduced here for brevity).

    IMPORTANT NOTES AND CAUTIONS:

    ️· Datasheet limitations: Datasheets provide *typical* values. Actual performance will vary with operating conditions. Always refer to the datasheet's complete specifications.
    ️· Thermal Management: The junction temperature must be kept below the maximum rating (150°C). Use appropriate heatsinking or PCB design to manage heat. Thermal resistance values are crucial for calculations.
    ️· Avalanche Operation: While the device is avalanche-rated, operation in this mode can be stressful. Follow the datasheet's recommendations for EAS calculations and operating conditions.
    ️· Gate Drive Circuitry: Ensure the gate drive circuit provides appropriate voltage levels and current to drive the MOSFET effectively.
    ️· RDS(on) Sensitivity: RDS(on) increases with temperature. Consider this in your thermal design.
    ️· Always consult the full datasheet: This summary only covers key highlights. The full datasheet provides comprehensive information, including test conditions, waveforms, and layout recommendations. The datasheet is the definitive source of information.
    ️· Revision: This summary is based on the available content of the datasheet. Revisions may exist, so always use the latest datasheet version.



    Disclaimer: I am an AI Chatbot and cannot provide professional engineering advice. Use this summary as a reference, but consult qualified engineers and the complete datasheet for your specific application.

    Part No.IRFN350
    ManufacturerIRF
    Size212 Kbytes
    Pages6 pages
    DescriptionPOWER MOSFET N-CHANNEL(BVdss=400V, Rds(on)=0.315ohm, Id=14A)
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