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NTD4404NT4G-VB Product details
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NTD4404NT4G-VB is a Single N-MOS deeply optimized for low-voltage, high-current power switching scenarios. Using Trench technology, it combines extremely low on-resistance with fast switching characteristics. The TO252 package achieves a good balance between heat dissipation and mounting reliability. With a 20V withstand voltage, 120A current carrying capacity, and 2.5mΩ-class on-resistance, it is a preferred device for high-current applications such as battery protection, DC-DC conversion, and motor drive, especially in system designs with strict requirements for temperature rise and efficiency.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 20V | 0.5~1.5V | 120A | 3.5(mΩ) | 2.5(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 20V | 0.5~1.5V | 120A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 20V | 0.5~1.5V | 120A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
VDS=20V: Suitable for 5V/12V low-voltage systems, providing ample voltage margin for switching spikes, reducing breakdown risk.
VGS=±20V: Compatible with 1.8V~12V logic levels, can directly connect to MCU/PMIC, simplifying drive circuit design.
Vth=0.5~1.5V: Low threshold voltage ensures reliable turn-on under low-voltage drive conditions, suitable for applications with large battery voltage fluctuations.
RDS(on)=2.5mΩ @ VGS=4.5V, 3.5mΩ @ VGS=2.5V: Ultra-low on-resistance significantly reduces conduction loss, greatly lowering full-load temperature rise, allowing reduced heatsink or copper area.
ID=120A: Extremely ample continuous current capability, can easily handle transient high-current surges such as motor stall or battery short circuit.
Package TO252: Low thermal resistance, strong overcurrent capability, compatible with automated mounting, suitable for mass production.
Technology Trench: High cell density, low switching loss, supports high-frequency PWM operation.
Domain and module applications：
Battery Protection Modules: Milliohm-level internal resistance significantly reduces self-heating of the protection board, 120A current capability meets the needs of power batteries and energy storage systems, fast response ensures reliable shutdown during overcurrent/short circuit.
DC-DC Converters: Replaces traditional Schottky diodes in synchronous rectification applications, significantly improves heavy-load efficiency, aiding in power module miniaturization and high power density design.
Low Voltage Motor Drives: Extremely low on-resistance reduces PWM output stage losses, motor runs smoother, controller temperature rise decreases significantly, suitable for power tools, fans, and water pumps.
Power Tools and Garden Machinery: High current margin handles startup and stall surges, TO252 package facilitates high-current trace layout, improving overall reliability.
Automotive Auxiliary Power Supplies: 20V withstand voltage covers 12V automotive bus scenarios, wide safe operating area ensures stable operation under harsh electrical environments.
Power Sockets and Smart Switches: Logic level direct drive simplifies peripheral circuits, small package size and low heat generation suit high-density consumer electronics products. Selection Summary: NTD4404NT4G-VB achieves an excellent balance between extremely low on-resistance, high current capability, and package ease of use. It is a high-performance general-purpose choice for 20V low-voltage high-current switching applications, particularly suitable for battery protection, DC-DC, and motor drive projects with strict requirements for efficiency, temperature rise, and reliability.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features
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