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BSS138K-7-W-VB Product details
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VBsemi BSS138K-7-W-VB is a Single N-channel MOSFET belonging to the VBsemi product series. It features stable switching characteristics and low power consumption, suitable for various low-voltage, low-current control circuits. Manufactured with Trench technology, it has a drain-source voltage (VDS) of 60V and operates under a gate-source voltage (VGS) range of ±20V. The product is packaged in SOT23-3, suitable for high-density surface mounting and compact circuit designs.
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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 | 60V | 1.7V | 0.3A | 3100(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 | 60V | 1.7V | 0.3A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N | 60V | 1.7V | 0.3A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-N |
Drain-Source Voltage (VDS): 60V
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 1.7V
On-Resistance (VGS=4.5V): 3100 mΩ
On-Resistance (VGS=10V): 2800 mΩ
Maximum Drain Current (ID): 0.3A
Technology: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 1.7V
On-Resistance (VGS=4.5V): 3100 mΩ
On-Resistance (VGS=10V): 2800 mΩ
Maximum Drain Current (ID): 0.3A
Technology: Trench
Domain and module applications：
1. Signal Switching Circuit: BSS138K-7-W-VB is suitable for low-voltage signal on/off control, such as logic level conversion, GPIO isolation switches, etc., providing stable switching performance and reducing power consumption.
2. Level Shifting Module: In 3.3V/5V mixed-voltage systems, this device can serve as a key component for bidirectional level shifting, suitable for level matching of communication interfaces such as I²C and SPI.
3. Low-Power Load Driving: This model can be used to drive low-power loads such as relays, LED indicators, and buzzers, suitable for scenarios like smart home control boards and industrial control interfaces.
4. Analog Switch and Sample-and-Hold Circuit: Due to its low leakage current and stable threshold characteristics, it can be used in analog signal sample-and-hold circuits and switching in precision measurement equipment.
5. Power Management for Battery-Powered Devices: In low-power portable devices, BSS138K-7-W-VB can serve as a load switch or battery protection auxiliary device, suitable for products such as IoT sensors and remote controls.
6. DC-DC Auxiliary Circuit: Suitable for soft-start, undervoltage protection, or synchronous rectification auxiliary circuits of low-power DC-DC converters, helping to improve system reliability and conversion efficiency.
7. Interface Protection for Portable Devices: In peripheral circuits such as USB and audio interfaces, this device can be used to isolate surge current or implement hot-swap protection, improving device safety.
* 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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