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Name: NVMFD5C446NWFT1G
Brand: ON Semiconductor
SKU: NVMFD5C446NWFT1G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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ON Semiconductor NVMFD5C446NWFT1G

Part No.:: NVMFD5C446NWFT1G

Manufacturer:: ON Semiconductor

Package:: 8-PowerTDFN

Datasheet:: NVMFD5C446NWFT1G.pdf

Description:: 40V 2.9 MOHM T8 S08FL DUA

In Stock:: 2217

Quantity:: Add To Cart

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NVMFD5C446NWFT1G Specifications

Packaging:
Tape & Reel (TR)
Series:
Automotive, AEC-Q101
ProductStatus:
Active
FETType:
2 N-Channel (Dual)
FETFeature:
Standard
DraintoSourceVoltage(Vdss):
40V
Current-ContinuousDrain(Id)@25°C:
24A (Ta), 127A (Tc)
RdsOn(Max)@IdVgs:
2.9mOhm @ 30A, 10V
Vgs(th)(Max)@Id:
3.5V @ 250µA
GateCharge(Qg)(Max)@Vgs:
38nC @ 10V
InputCapacitance(Ciss)(Max)@Vds:
2450pF @ 25V
Power-Max:
3.2W (Ta), 89W (Tc)
OperatingTemperature:
-55°C ~ 175°C (TJ)
MountingType:
Surface Mount

NVMFD5C446NWFT1G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including NVMFD5C446NWFT1G price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for NVMFD5C446NWFT1G to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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NVMFD5C446NWFT1G information

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NVMFD5C446NWFT1G Typical application Circuitry

NVMFD5C446NWFT1G

The NVMFD5C446NWFT1G is a high-performance, N-channel power MOSFET known for its high efficiency, low on-resistance, and fast switching capabilities. It is usually employed in power management applications where effective power handling and temperature management are essential, such as DC/DC converters, power supply, and motor drives.

Let's examine its application in a synchronous buck converter, where the NVMFD5C446NWFT1G is used as the main switching element to efficiently step down a higher DC voltage to a lower DC voltage.

Designing a Synchronous Buck Converter with NVMFD5C446NWFT1G:

1. Power Supply Connection: Connect the drain pin (pin 2) of the NVMFD5C446NWFT1G to the input voltage source. The source pin (pin 1) should be connected to the ground or the negative terminal of the circuit, forming the main current path of the converter.

2. Gate Drive Circuit: The gate pin (pin 3) of the NVMFD5C446NWFT1G controls its on/off state. Connect this pin to a gate driver circuit, ensuring that the driver can supply the necessary voltage and current to switch the NVMFD5C446NWFT1G efficiently.

3. PWM Control: Use a PWM controller to control the switching of the NVMFD5C446NWFT1G. The PWM signal dictates the duty cycle of the MOSFET, thus controlling the output voltage of the buck converter.

4. Bootstrap Circuit: Implement a bootstrap circuit for the high-side NVMFD5C446NWFT1G to ensure that the gate drive voltage is sufficiently above the source voltage, enabling the MOSFET to turn on fully.

5. Output Filter: Place an inductor and a capacitor at the output to filter the pulsating DC and provide a stable output voltage. Ensure the components are rated for the current and frequency of operation.

6. Comments and Guidelines: Utilizing a voltage divider, implement a feedback system and link it to the PWM controller. This enables the controller to maintain a steady output voltage by modifying the duty cycle in response to variations in the load or input voltage.

7. Thermal Management: When operating at high current, the NVMFD5C446NWFT1G may produce a considerable amount of heat. By adding a heatsink or creating a PCB with enough thermal dissipation capabilities, you may ensure appropriate thermal management.

Key Design Considerations:

- Gate Drive Requirements: Ensure the gate driver can provide the appropriate voltage and current to fully turn on the NVMFD5C446NWFT1G, minimizing conduction losses.

- Switching Frequency: Choose an optimal switching frequency for the buck converter. Higher frequencies allow for smaller inductors and capacitors but can increase switching losses and heat generation.

- Parasitic Inductance and Capacitance: Minimize parasitic elements in the circuit to reduce voltage overshoot and ringing during switching.

- Load Characteristics: Understand the load requirements. Ensure the NVMFD5C446NWFT1G and the buck converter can handle the maximum load current without overheating.

- Protection Features: Implement protection mechanisms such as over-current protection, over-voltage protection, and thermal shutdown to ensure the longevity of the NVMFD5C446NWFT1G and the safety of the entire system.

In conclusion, the NVMFD5C446NWFT1G is a versatile and efficient component for power management applications like synchronous buck converters. When designing circuits with the NVMFD5C446NWFT1G, careful consideration of gate drive configuration, switching frequency, thermal management, and protection mechanisms is essential to build a stable, efficient, and reliable system.

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6. What is the process for return or replacement of NVMFD5C446NWFT1G?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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