Product introduction：
1. Product Introduction
**TSM3400CX RF-VB** is a single N-type MOSFET in a SOT23-3 package with a drain-source voltage (VDS) of 30V and a gate-source voltage (VGS) of ±20V. Its gate threshold voltage (Vth) is 1.7V, and its on-resistance RDS(ON) is 33mΩ (at VGS=4.5V) and 30mΩ (at VGS=10V). The maximum continuous drain current is 6.5A. This MOSFET uses Trench technology, with low on-resistance, fast switching characteristics and low power consumption, which is very suitable for high-efficiency power management and switching applications.
TSM3400CX RF-VB performs well in low-voltage, high-efficiency applications, especially for low-power battery-driven devices, power management systems and low-current switching modules. Its high efficiency and low power consumption make it an ideal choice for various portable devices, consumer electronics and power control modules.
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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 |
30V |
20（±V） |
1.7V |
6.5A |
|
|
30mΩ |
|
2. Detailed parameter description
- **Model**: TSM3400CX RF-VB
- **Package**: SOT23-3
- **Configuration**: Single N-type MOSFET
- **Drain-source voltage (VDS)**: 30V
- **Gate-source voltage (VGS)**: ±20V
- **Gate threshold voltage (Vth)**: 1.7V
- **On-resistance (RDS(ON))**:
- 33mΩ @ VGS=4.5V
- 30mΩ @ VGS=10V
- **Maximum continuous drain current (ID)**: 6.5A
- **Technology**: Trench technology
- **Maximum power consumption (Ptot)**: 1.5W (typical value, actual power consumption will be calculated based on operating conditions and ambient temperature)
- **Operating temperature range**: -55°C to +150°C
- **Thermal resistance**: 250°C/W (from junction to heat sink)
- **Applications**:
- Power management
- Battery powered systems
- Low current switching
- Low power load control
- Consumer electronics
Domain and module applications：
3. Application fields and module examples
**1. Power management system**
TSM3400CX RF-VB is an important component in power management system, especially suitable for occasions requiring efficient switch control. It can be used as the main switching element in switch mode power supply (SMPS), especially in low voltage (such as 5V, 12V) conversion applications. Its low on-resistance and fast switching characteristics can effectively improve the overall efficiency of the system and reduce power loss. For example, in LED drivers, battery chargers, and power adapters, it can improve the overall performance of the power supply.
**2. Battery-powered system**
TSM3400CX RF-VB has good low power consumption performance and is very suitable for battery-powered systems. Whether it is a mobile phone, portable device or smart home system, it can be used as a switch control element to help extend battery life and reduce power consumption. Through low on-resistance, the heat and power loss generated by the battery during the power supply process are reduced, thereby effectively improving battery efficiency.
**3. Low-current switching applications**
Due to its maximum drain current capability of 6.5A, the TSM3400CX RF-VB is suitable for low-current switching applications, such as use as a switching element in sensor circuits, or as a power switch in microcircuits. Its low on-resistance ensures lower power consumption in these applications and is suitable for low-current loads that require frequent switching.
**4. Low-power load control**
This MOSFET is also widely used for switching control of low-power loads. In some low-power consumer electronic devices, the TSM3400CX RF-VB can accurately control the flow of current and ensure efficient power control. For example, in wireless communication devices, smart home controllers and other devices, the TSM3400CX RF-VB can be used as a load switch to control the start and stop of the device, which helps to reduce power consumption and improve the overall efficiency of the system.
**5. Consumer electronics**
TSM3400CX RF-VB is a common switching element in consumer electronics, especially for portable devices. It can help devices such as smartphones, Bluetooth headsets, and wireless mice achieve efficient power management and load switching. Through low-power control and efficient switching, this MOSFET can ensure that the device maintains efficient operation during long-term use and maximizes battery life.
**6. Current protection system**
In current protection applications, TSM3400CX RF-VB can be used for current protection switches to prevent overcurrent from damaging the device. It can quickly respond to current changes and cut off power to protect the device from current overload. For example, in a battery management system (BMS), the TSM3400CX RF-VB can be used to implement overcurrent protection functions to ensure the safety of batteries and related circuits.
**Summary**
TSM3400CX RF-VB is a high-efficiency, low-power N-type MOSFET, which is widely used in power management, battery-powered systems, low-current switching, low-power load control and other fields. Its low on-resistance and high switching speed give it significant advantages in consumer electronics, smart devices, portable products and current protection systems. By optimizing power consumption and improving power efficiency, it provides a more reliable and efficient power management solution for various electronic devices.
* 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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