What is the Additional Feature ?

Name: NJD35N04T4G
Brand: ON Semiconductor
SKU: NJD35N04T4G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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ON Semiconductor NJD35N04T4G

Part No.:: NJD35N04T4G

Manufacturer:: ON Semiconductor

Package:: TO-252-3, DPak (2 Leads + Tab), SC-63

Datasheet:: NJD35N04T4G.pdf

Description:: TRANS NPN DARL 350V 4A DPAK

In Stock:: 2304

Quantity:: Add To Cart

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NJD35N04T4G Typical application Circuitry

NJD35N04T4G

An N-channel power MOSFET for high-efficiency power management applications is the NJD35N04T4G. It is utilized in a variety of scenarios, including switch-mode power supplies, motor controls, and as a switch in high-power electronic circuits. Its capabilities are critical in applications requiring high speed, low on-resistance, and the ability to handle significant power levels.

Application Scenario: DC Motor Speed Control

One common application of the NJD35N04T4G is in DC motor speed control circuits. These circuits regulate the speed of a DC motor by adjusting the voltage applied to the motor, often implemented through pulse-width modulation (PWM) techniques.

Key Parameters and Features:

- Low On-Resistance: The NJD35N04T4G features a very low on-resistance, which minimizes power loss and improves efficiency.

- High Current Capacity: Because of its ability to manage high currents, it can be used in applications that need a lot of power.

- Fast Switching Speed: The device's fast switching speed is beneficial for PWM applications where quick transitions improve performance and efficiency.

- Gate Charge: It has an optimized gate charge, allowing for efficient switching at high frequencies.

Detailed Circuit Connection for DC Motor Speed Control:

- Gate Drive Connection: First, connect the gate of the NJD35N04T4G to a PWM signal source. This source regulates the MOSFET's switching, which in turn regulates the DC motor's speed. Make sure the MOSFET can be fully turned on by the PWM signal level.

- Drain to Motor Connection: Attach the NJD35N04T4G's drain directly to one of the DC motor's terminals. The motor's other terminal needs to be linked to the positive supply voltage.

- Source to Ground Connection: The NJD35N04T4G's source pin needs to be linked to the ground. This setup completes the current path when the MOSFET is turned on.

- Flyback Diode: Lay a diode in between the motor terminals. The cathode should connect to the positive supply, and the anode to the drain of the NJD35N04T4G.This diode shields the MOSFET from voltage spikes brought on by the motor's inductive load.

Design Considerations:

- Heat Dissipation: Given the NJD35N04T4G can handle high currents, it's crucial to manage the heat generated. Use appropriate heatsinks and consider the thermal resistance between the MOSFET and its heatsink to ensure efficient heat dissipation.

- Drive Voltage: Verify that there is sufficient gate drive voltage to turn on the NJD35N04T4G completely. A gate voltage that is too low will result in higher on-resistance and increased power dissipation in the MOSFET.

- PWM Frequency: Carefully selecting the PWM signal's switching frequency is necessary. Higher frequencies allow for better speed control but can increase the switching losses in the NJD35N04T4G.

- Gate Resistor: A resistor may be needed between the PWM source and the gate of the NJD35N04T4G to limit the inrush current and dampen any oscillations.

- Load Characteristics: Consider the characteristics of the DC motor, including its inductive nature and the potential for back EMF. Ensure that the NJD35N04T4G and the entire circuit can handle these aspects safely.

Incorporating the NJD35N04T4G into a DC motor speed control circuit requires attention to these details, ensuring that the MOSFET operates within its specifications for efficient and reliable control. By leveraging the NJD35N04T4G's low on-resistance, high current capability, and fast switching speed, designers can achieve high-efficiency motor control suited for a variety of applications.

NJD35N04T4G information

NJD35N04T4G Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
TransistorType:
NPN - Darlington
Current-Collector(Ic)(Max):
4 A
Voltage-CollectorEmitterBreakdown(Max):
350 V
VceSaturation(Max)@IbIc:
1.5V @ 20mA, 2A
Current-CollectorCutoff(Max):
50µA
DCCurrentGain(hFE)(Min)@IcVce:
2000 @ 2A, 2V
Power-Max:
45 W
Frequency-Transition:
90MHz
OperatingTemperature:
-65°C ~ 150°C (TJ)
MountingType:
Surface Mount

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6. What is the process for return or replacement of NJD35N04T4G?

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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 NJD35N04T4G.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations