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BSS123NH6433XTMA1-VB Product details
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**The VBsemi BSS123NH6433XTMA1-VB is a Single N-channel MOSFET fabricated with Trench technology, designed for high-voltage low-power switching and precision control applications. Its SOT23-3 package balances thermal performance and layout flexibility, making it suitable for space-constrained, high-density PCB designs. The device provides stable switching characteristics within a 100V drain-source voltage range, and its gate drive supports 4.5V/10V logic levels, enabling direct interface with low-voltage control circuits for efficient and reliable power management.**
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | 100V | 1.5V | 0.26A | 3000(mΩ) | 2800(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | 100V | 1.5V | 0.26A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | 100V | 1.5V | 0.26A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | MOS |
- Drain-Source Voltage (VDS): 100V
- Gate-Source Voltage (VGS): ±20V
- Threshold Voltage (Vth): 1.5V (typical)
- On-Resistance (VGS=4.5V): 3000mΩ (typical)
- On-Resistance (VGS=10V): 2800mΩ (typical)
- Maximum Drain Current (ID): 0.26A
- Package: SOT23-3
- Technology: Trench
**
Domain and module applications：
1. **High-Voltage Auxiliary Power Supplies**: Used in auxiliary power circuits for industrial control, smart meters, etc., enabling high-side switching and voltage isolation control to reduce static losses.
2. **Relay and Solenoid Drivers**: Drives relays, contactors, or small solenoid valves in 24V~48V systems, offering ample voltage margin and supporting low-power hold states.
3. **DC-DC Converters**: Serves as clamp switches, startup circuits, or light-load auxiliary switches in flyback or forward topologies, suitable for miniaturized power modules with wide input voltage ranges.
4. **LED Lighting Drivers**: Applied in high-voltage LED strips or constant current driver modules, working with control ICs for linear or switching dimming, providing stable output and ripple suppression.
5. **Battery Management Systems**: Used in balancing circuits or pre-charge control for multi-cell lithium battery packs; its high voltage rating ensures high-side safety and prevents overvoltage breakdown.
6. **Home Appliance Control**: Integrated into high-voltage signal interface circuits on control boards for inverter air conditioners, washing machines, etc., enabling level shifting and load isolation.
7. **IoT Module Power Management**: Provides high-voltage input protection and pre-regulation switching for smart sensors and wireless communication modules, enhancing long-term system 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
Technical support：
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