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K4147-T2B-AT-VB Product details

Product introduction:

K4147-T2B-AT-VB MOSFET Product Introduction:
K4147-T2B-AT-VB is a compact single N-channel MOSFET in a SOT23-3 package, specially designed for low power and high efficiency applications. It has a drain-to-source voltage (VDS) of 200V and a gate-to-source voltage (VGS) tolerance of ±20V, suitable for handling high voltage circuits. The device has a threshold voltage (Vth) of 2.5V, which enables good conduction performance at lower gate voltages. The RDS(ON) value is 1400mΩ (at VGS of 10V), allowing high efficiency at lower currents. Its maximum drain current (ID) is 0.6A, suitable for small power and signal switching applications.

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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 200V 20(±V) 2.5V 0.6A 1400mΩ
Detailed parameter description:
1. **Package:** SOT23-3 – Small surface mount package, suitable for space-constrained applications.
2. **Configuration:** Single N-channel – Suitable for a variety of switching and amplification circuits.
3. **VDS (Drain to Source Voltage):** 200V – Suitable for high voltage applications.
4. **VGS (Gate to Source Voltage):** ±20V – Provides good voltage tolerance.
5. **Vth (Threshold Voltage):** 2.5V – Lower threshold voltage ensures fast turn-on.
6. **RDS(ON) (Drain to Source On Resistance):** 1400mΩ @ VGS = 10V – Suitable for low power applications, helps reduce heat.
7. **ID (Continuous Drain Current):** 0.6A – Supports small loads, suitable for low power supplies.
8. **Technology:** Trench – Using trench technology, it provides low on-resistance and high efficiency.

Domain and module applications:

Application Examples:
The K4147-T2B-AT-VB MOSFET is widely used in many fields due to its small size and high efficiency. Here are some specific application examples:

- **Portable Electronic Devices:** Due to its low power consumption, the K4147 is very suitable for power management of portable devices such as mobile phones, tablets and portable speakers.
- **LED Driver:** In LED lighting systems, the K4147-T2B-AT-VB can be used as a switch controller to provide a stable current to ensure the brightness and life of the LED.
- **Battery Management System:** This MOSFET can be used as a switch in the battery management circuit to control the charging and discharging process, thereby optimizing the battery usage efficiency.
- **Small Power Adapter:** The small package and high efficiency of the K4147 make it very suitable for use in small power adapters and chargers to achieve high-efficiency power conversion.
- **Sensor Interface:** In sensor applications, this MOSFET can be used as a signal switch to ensure low power consumption and efficient signal processing.

In summary, K4147-T2B-AT-VB MOSFET is widely used in portable electronic devices, LED driving, battery management and small power adapters due to its superior performance and small package, and has important market value.
* 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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