Product introduction：
Product Introduction:
**SSM3K122TU-VB** is a high-efficiency, low-power N-channel MOSFET in **SC70-3** package, designed for low-voltage, low-power applications. Its maximum drain-source voltage (VDS) is 20V, suitable for low-voltage power switches and load management. Manufactured using **Trench** technology, this MOSFET has extremely low on-resistance (**RDS(ON)**) and fast switching response capability, making it suitable for use in efficient power management and low-power circuits. Its maximum drain current (ID) is 4A, and it is widely used in portable devices, battery-powered systems and other small electronic modules, especially in situations where low conduction losses and high frequency response are required.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
4A |
48mΩ |
|
36mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| SC70-3 |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
4A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SC70-3 |
Single-N |
20V |
|
0.5~1.5V |
4A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SC70-3 |
Single-N |
|
|
|
|
|
|
|
Detailed parameter description:
- **Model: ** SSM3K122TU-VB
- **Package: ** SC70-3
- **Configuration: ** Single-N-Channel
- **VDS (drain-source voltage): ** 20V
- **VGS (gate-source voltage): ** ±12V
- **Vth (threshold voltage): ** 0.5V ~ 1.5V
- **RDS(ON) (on-resistance): **
- 48mΩ @ VGS = 2.5V
- 40mΩ @ VGS = 4.5V
- 36mΩ @ VGS = 10V
- **ID (drain current): ** 4A
- **Technology: ** Trench
- **Maximum power consumption: ** 0.5W (typical)
- **Total Gate Charge (Qg): ** 6nC (typical)
- **Reverse Recovery Time (Trr): ** 10ns (typical)
- **Maximum Gate-Source Voltage (VGS): ** ±12V
- **Operating Temperature Range: ** -55°C to +150°C
Domain and module applications：
Application fields and modules:
**1. Mobile devices and portable electronic devices: **
SSM3K122TU-VB is very suitable for mobile devices and portable battery-powered systems. Its low on-resistance and efficient switching characteristics make it an ideal choice for low-power devices such as smartphones, smart watches, and Bluetooth headsets. Its low loss characteristics help extend battery life and optimize power management.
**2. Power management and DC-DC converters: **
This MOSFET is an ideal choice in power management systems, especially for applications such as DC-DC converters and buck-boost converters. The low on-resistance of SSM3K122TU-VB can reduce power losses during voltage conversion, thereby improving system efficiency and providing a more stable output voltage.
**3. Low-power load switching: **
SSM3K122TU-VB is suitable for switching control of low-power loads, such as low-power motors, electric curtains, LED drives, and switching of low-power loads. Its fast response capability and low on-resistance enable it to achieve high efficiency in switching circuits and reduce power losses.
**4. Wireless communication and sensor devices: **
This MOSFET is widely used in wireless communication modules and sensor interfaces, especially in low-power, low-voltage wireless devices. Its efficient switching characteristics ensure the fast response of the wireless module and extend the working time of the device. In devices such as Wi-Fi, Bluetooth, and smart sensor devices, the SSM3K122TU-VB can provide efficient current control for these devices.
**5. Smart home and IoT devices: **
SSM3K122TU-VB also has important applications in smart home and Internet of Things (IoT) devices. For example, in devices such as smart sockets, smart lighting, and smart thermostats, MOSFETs can be used for load switching and power management to ensure that the device can operate efficiently and extend its working life.
**6. Battery Management System (BMS): **
In the battery management system, SSM3K122TU-VB can be used for charging and discharging control. Its low on-resistance and high current carrying capacity enable it to efficiently control current in battery management, protect the battery from overcharge or overdischarge, and increase the battery life.
* 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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