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SI2301N-TP-VB Product details
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VBsemi SI2301N-TP-VB is a Single P-channel field effect transistor manufactured using Trench technology, designed for low-voltage load switching and power management applications. Its SOT23-3 small package achieves good heat dissipation and layout flexibility in limited space, suitable for high-density PCB designs. The device supports a drain-source voltage of -20V, and the gate drive is compatible with common 3.3V/5V logic levels, facilitating direct control by microcontrollers or logic circuits for simple and efficient power switching.
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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-P | -20V | -0.8V | -3.5A | 90(mΩ) | 71(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | -20V | -0.8V | -3.5A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | -20V | -0.8V | -3.5A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P |
Drain-Source Voltage (VDS): -20V
Gate-Source Voltage (VGS): ±12V
Threshold Voltage (Vth): -0.8V (Typical)
On-Resistance (VGS=4.5V): 90mΩ (Typical)
On-Resistance (VGS=10V): 71mΩ (Typical)
Maximum Drain Current (ID): -3.5A
Package: SOT23-3
Technology: Trench
Gate-Source Voltage (VGS): ±12V
Threshold Voltage (Vth): -0.8V (Typical)
On-Resistance (VGS=4.5V): 90mΩ (Typical)
On-Resistance (VGS=10V): 71mΩ (Typical)
Maximum Drain Current (ID): -3.5A
Package: SOT23-3
Technology: Trench
Domain and module applications：
Application Fields and Modules:
1. Portable Device Power Management: Used for load switches in power banks and handheld devices. Low on-resistance reduces voltage drop, extending battery life.
2. Battery Protection System: Acts as a high-side or low-side switch in the charging/discharging loop, working with a protection IC for fast overcurrent and overvoltage shutdown, ensuring cell safety.
3. Low-Voltage Motor Drive: Drives small DC brushed or brushless motors, suitable for fans, vibration motors, and toy actuators, supporting PWM speed control.
4. Consumer Electronics Control Unit: Integrated into smart wearables, USB switching circuits, and peripheral ports for load detection and power distribution.
5. LED Lighting Control: Used for on/off control of low-voltage LED strips or indicator lights, improving response speed.
6. DC-DC Converter: Serves as a synchronous rectifier or auxiliary switch, suitable for P-channel side control in Buck/Boost circuits, simplifying drive design.
7. Automotive Auxiliary Circuit: Provides reliable power switching for sensors and infotainment modules in 12V automotive networks or low-voltage auxiliary systems.
* 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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