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FQD4N25TM-VB Product details
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VBsemi FQD4N25TM-VB is a Single N-channel field-effect transistor belonging to the VBsemi brand product series. This product features high withstand voltage and stable and reliable switching characteristics, suitable for various medium-to-high voltage power control and conversion applications. Manufactured using Trench technology, it has a drain-source voltage (VDS) of 250V and operates safely within a gate-source voltage (VGS) range of ±20V. The product is packaged in TO252, offering good heat dissipation performance and a compact mounting size, suitable for power circuit designs requiring high reliability and high voltage withstand capability.
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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 | 250V | 4.78V | 0.5A | 1700(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 | 250V | 4.78V | 0.5A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 250V | 4.78V | 0.5A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
Drain-Source Voltage (VDS): 250V
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 4.78V
On-Resistance (VGS=10V): 1700mΩ
Maximum Drain Current (ID): 0.5A
Technology Type: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 4.78V
On-Resistance (VGS=10V): 1700mΩ
Maximum Drain Current (ID): 0.5A
Technology Type: Trench
Domain and module applications：
1. High-Voltage Auxiliary Power Management: FQD4N25TM-VB is suitable for high-voltage auxiliary power modules, such as industrial control board power supplies and AC-DC auxiliary winding power supplies, utilizing its high voltage withstand capability for stable and reliable voltage conversion.
2. Switching Regulated Power Supplies (SMPS): In the primary or secondary side control circuits of switching power supplies, this device can be used as a high-voltage switch or startup circuit component, helping to improve system voltage withstand margin and long-term operational stability.
3. Small Motor Drive Control: Suitable for small power motor drive modules with higher rated voltages, such as small water pumps, cooling fans, home appliance motor controllers, etc., used for motor switching control and speed regulation.
4. Smart Home and Industrial Control Modules: In scenarios like smart circuit breakers, relay drive circuits, and industrial sensor interfaces, it can serve as a high-voltage switching device for isolated driving of small power high-voltage loads by logic signals.
5. LED Lighting Driver Circuits: This product can be used in high-voltage LED lighting driver circuits as a constant current switch or linear regulation auxiliary device, ensuring stable lamp operation under wide voltage input conditions.
6. Protection and Surge Suppression Circuits: With its 250V drain-source voltage withstand and low leakage current characteristics, it can be used in auxiliary circuits like overvoltage protection, surge suppression, and reverse power connection protection, enhancing overall system safety.
7. Automotive Electronic Auxiliary Equipment: In on-board chargers, DC-DC auxiliary power supplies, and body control modules, it can be used for high-voltage signal switching and medium/small power control, meeting the reliability requirements of automotive environments.
* 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
Technical support：
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