Product introduction：
1. K2158-T2B-A-VB Product Introduction
K2158-T2B-A-VB is a high-performance single N-channel MOSFET in a SOT23-3 package, designed for medium and low voltage applications. The device has a maximum drain-source voltage (VDS) of 60V, which is suitable for handling medium voltage requirements in a variety of electronic applications. Its threshold voltage (Vth) is 1.7V, which supports low-voltage drive and facilitates efficient switching operations in various circuits. K2158-T2B-A-VB uses trench technology, and its on-resistance (RDS(ON)) is 3100mΩ@VGS=4.5V and 2800mΩ@VGS=10V. Although it is relatively high, it still performs well in low-power applications. The maximum drain current (ID) is 0.3A, making it suitable for switching and amplification applications in small electronic devices.
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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 |
20（±V） |
1.7V |
0.3A |
|
|
2800mΩ |
|
2. Detailed parameter description of K2158-T2B-A-VB
- **Package type**: SOT23-3
- **Channel configuration**: Single N-channel
- **Maximum drain-source voltage (VDS)**: 60V
- **Gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: 1.7V
- **On-resistance (RDS(ON)）**:
- 3100mΩ @ VGS=4.5V
- 2800mΩ @ VGS=10V
- **Maximum drain current (ID)**: 0.3A
- **Technology**: Trench
Domain and module applications：
3. Application fields and module examples
1. **Portable electronic devices**
K2158-T2B-A-VB is suitable for portable electronic devices such as smartphones, tablets and wearable devices. This MOSFET can provide effective power management in a small package, support power switching and signal amplification functions, and ensure high efficiency of the device in different working modes.
2. **LED drive circuit**
In LED drive applications, K2158-T2B-A-VB can be used as a switching element to control the brightness and switching state of the LED. Its moderate on-resistance enables it to achieve effective driving in low-power LED lighting systems, suitable for indoor lighting and decorative lamps.
3. **Power management system**
Due to its high voltage resistance and low threshold voltage, K2158-T2B-A-VB is suitable for various power management systems, including DC-DC converters and power switches. Its stability and high efficiency enable it to meet the strict requirements of modern power systems for energy efficiency and is widely used in devices such as power adapters and chargers.
Through these specific application examples, K2158-T2B-A-VB provides engineers with a reliable solution to meet low-medium voltage and low-power power management needs.
* 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：
* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours
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