NVF2955T1G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including NVF2955T1G 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 NVF2955T1G 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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Application Scenario: LED Driver Circuit
In this application, we will utilize the NVF2955T1G MOSFET to design a simple LED driver circuit. The circuit will enable us to control the brightness of an LED using a microcontroller or a potentiometer.
Circuit Connection:
1. Power Supply Connection:
- Connect the positive terminal of the power supply (e.g., +12V) to the drain (D) pin (Pin 1) of the NVF2955T1G.
- Attach the power supply's negative terminal to Pin 3, which is the common ground (GND) for the entire circuit.
2. LED Connection:
- Connect the anode (longer lead) of the LED to the source (S) pin (Pin 2) of the NVF2955T1G.
- Attach the LED's cathode, or shorter lead, to the common ground (GND).
3. Gate Control:
- Connect a current-limiting resistor (e.g., 10k ohms) to the gate (G) pin (Pin 4) of the NVF2955T1G.
- Connect the other end of the resistor to a PWM (Pulse-Width Modulation) signal from your microcontroller or the wiper terminal of a potentiometer.
4. Gate-to-Source Voltage (Vgs) Consideration:
- Ensure that the gate voltage (Vgs) applied to the MOSFET is above its threshold voltage (typically specified in the datasheet) to fully turn it on.
- Avoid exceeding the maximum gate-source voltage rating specified in the datasheet.
5. Heat Dissipation:
- The NVF2955T1G may generate heat when switching large currents. To prevent overheating, consider adding a heat sink to the MOSFET and ensure proper thermal management.
When designing this LED driver circuit using the NVF2955T1G MOSFET, you need to consider factors such as gate voltage levels, PWM frequency, and current requirements of the LED. Proper resistor values and voltage levels should be chosen to achieve the desired dimming effect and protect the MOSFET from damage due to overvoltage or overcurrent conditions. Ensure that your power supply voltage falls within the MOSFET's specified range and that you provide adequate cooling if the circuit operates at high currents to maintain its efficiency and reliability.
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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.
(2)We are informed of the defect described above within 90 days after the delivery of NVF2955T1G.
(3)The PartNo is unused and only in the original unpacked packaging.
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(1)Inform us within 90 days
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