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NTD5N50-VB Product details
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NTD5N50-VB is a Single N-MOS deeply optimized for high-voltage power switching applications, using SJ_Multi-EPI super-junction technology, combining low conduction loss with high breakdown reliability. The TO252 (DPAK) package strikes a good balance between heat dissipation capability and mounting compatibility. The combination of 650V withstand voltage, 5A current capacity, and 1Ω on-resistance makes it a reliable choice for industrial power supplies, auxiliary power, and high-voltage drive applications, especially suitable for projects with clear requirements for voltage margin and system stability.
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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 | 650V | 3.5V | 5A | 1000(mΩ) | SJ_Multi-EPI |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 650V | 3.5V | 5A | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 650V | 3.5V | 5A | SJ_Multi-EPI |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
VDS=650V: Suitable for three-phase rectification, industrial bus, and high-voltage auxiliary power supplies, leaving ample voltage margin for spikes, significantly reducing avalanche breakdown risk.
VGS=±30V: Wide gate drive window, compatible with various PWM controllers and driver ICs, reducing false turn-on risk, enhancing system noise immunity.
Vth=3.5V (typical): Moderate threshold voltage, strong noise immunity, suitable for reliable switching control in high-voltage applications.
RDS(on)=1Ω @ VGS=10V: Super-junction structure achieves area-specific on-resistance advantage, controllable conduction losses at high voltage, beneficial for simplifying thermal design.
ID=5A: Continuous current capability matches small-to-medium power high-voltage topologies, ample safety margin remains under peak conditions.
Package TO252: Industry standard DPAK package, large heatsink pad, low thermal resistance, compatible with automated SMT, flexible PCB layout.
VGS=±30V: Wide gate drive window, compatible with various PWM controllers and driver ICs, reducing false turn-on risk, enhancing system noise immunity.
Vth=3.5V (typical): Moderate threshold voltage, strong noise immunity, suitable for reliable switching control in high-voltage applications.
RDS(on)=1Ω @ VGS=10V: Super-junction structure achieves area-specific on-resistance advantage, controllable conduction losses at high voltage, beneficial for simplifying thermal design.
ID=5A: Continuous current capability matches small-to-medium power high-voltage topologies, ample safety margin remains under peak conditions.
Package TO252: Industry standard DPAK package, large heatsink pad, low thermal resistance, compatible with automated SMT, flexible PCB layout.
Domain and module applications：
Switching Power Supply Auxiliary Power: High voltage withstand and low loss characteristics suit flyback/forward auxiliary winding power supply, improving overall efficiency and startup reliability.
Industrial Control Bus Power Supply: 650V withstand voltage covers three-phase 380V rectification conditions, providing a stable step-down pre-stage for inverters and servo drives.
LED Street Light/Industrial Lighting Driver: Direct power supply from high-voltage bus, simpler constant current control, super junction technology reduces switching losses, extending driver lifespan.
Photovoltaic Inverter Auxiliary Circuit: Suitable for MPPT power supply or auxiliary power on the high-voltage side of photovoltaic panels, voltage margin handles harsh grid fluctuations.
Charging Pile Control Board Power Supply: Wide VGS window compatible with different driving schemes, high-reliability package adapts to outdoor wide-temperature working environments.
Electric Bicycle Charger: High-voltage side switch replaces traditional low-voltage devices, simplifying transformer design and increasing overall power density.
Home Appliance Variable Frequency Module: Such as auxiliary power for air conditioner compressor drives, withstand voltage and reliability meet home appliance long-life and high protection level requirements.
Selection Summary: NTD5N50-VB achieves a balance between high voltage withstand, conduction loss, and package reliability. It is a cost-effective general-purpose choice for small to medium power switching applications in the 650V voltage class, especially suitable for industrial and consumer electronics projects with strict requirements for voltage margin and system stability.
* 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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