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STS4622-VB Product details
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Product Introduction
**STS4622-VB** is a dual N-channel MOSFET in a SOT23-6 package, designed for high-efficiency power management and miniaturization applications. This MOSFET supports a maximum drain-source voltage (VDS) of 40V, a gate-source voltage (VGS) range of ±20V, and a gate threshold voltage (Vth) of 1.8V. Its on-resistance (RDS(ON)) is 72mΩ at VGS = 4.5V, 58mΩ at VGS = 10V, and a drain current (ID) of 3.6A. The use of Trench technology makes this MOSFET outstanding in low power consumption, high efficiency and excellent thermal performance. Due to its compact SOT23-6 package, **STS4622-VB** is particularly suitable for portable devices and low-voltage applications that require small size and high power efficiency.
**STS4622-VB** is a dual N-channel MOSFET in a SOT23-6 package, designed for high-efficiency power management and miniaturization applications. This MOSFET supports a maximum drain-source voltage (VDS) of 40V, a gate-source voltage (VGS) range of ±20V, and a gate threshold voltage (Vth) of 1.8V. Its on-resistance (RDS(ON)) is 72mΩ at VGS = 4.5V, 58mΩ at VGS = 10V, and a drain current (ID) of 3.6A. The use of Trench technology makes this MOSFET outstanding in low power consumption, high efficiency and excellent thermal performance. Due to its compact SOT23-6 package, **STS4622-VB** is particularly suitable for portable devices and low-voltage applications that require small size and high power efficiency.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N | 40V | 1.8V | 3.6A | 58mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N | 40V | 1.8V | 3.6A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N | 40V | 1.8V | 3.6A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N |
Detailed parameter description
- **Package type**: SOT23-6
- **Configuration**: Dual-N+N-Channel
- **Drain-source voltage (VDS)**: 40V
- **Gate-source voltage (VGS)**: ±20V
- **Gate threshold voltage (Vth)**: 1.8V
- **On-resistance (RDS(ON))**:
- 72mΩ @ VGS = 4.5V
- 58mΩ @ VGS = 10V
- **Drain current (ID)**: 3.6A
- **Technology**: Trench technology
- **Operating temperature range**: -55°C to 150°C (depending on datasheet)
- **Package type**: SOT23-6
- **Configuration**: Dual-N+N-Channel
- **Drain-source voltage (VDS)**: 40V
- **Gate-source voltage (VGS)**: ±20V
- **Gate threshold voltage (Vth)**: 1.8V
- **On-resistance (RDS(ON))**:
- 72mΩ @ VGS = 4.5V
- 58mΩ @ VGS = 10V
- **Drain current (ID)**: 3.6A
- **Technology**: Trench technology
- **Operating temperature range**: -55°C to 150°C (depending on datasheet)
Domain and module applications：
Application fields and module examples: 1. **Switching Power Supply (SMPS)**:
Due to its low on-resistance and high current carrying capacity, **STS4622-VB** is particularly suitable for power conversion and load switching in switching power supplies (SMPS). Its maximum drain-source voltage of 40V enables it to work stably in 12V or 24V voltage systems, and is suitable for applications such as DC-DC converters (such as buck or boost converters), battery management systems, etc.
2. **Battery Management and Protection Circuit**:
**STS4622-VB** is very suitable for battery management systems (BMS), especially in situations where fast charging and efficient protection are required. Its low on-resistance and high current carrying capacity enable it to optimize the battery charging process, reduce power loss, and effectively protect the battery from overcurrent and overheating.
3. **Power management for consumer electronics devices**:
In consumer electronics products such as smartphones, tablets, and laptops, **STS4622-VB** can be used as an efficient power management module. It can provide efficient power switching and regulation in a small package, especially suitable for low-power mobile devices, helping to improve battery life and optimize energy conversion efficiency.
4. **Automotive electronic modules**:
In automotive electronic systems, especially in low-power applications such as sensor modules, battery management, and on-board power systems, **STS4622-VB** can provide efficient power management. Its small SOT23-6 package enables it to be integrated into automotive electronic circuits with limited space.
5. **LED drive circuit**:
This MOSFET can also be used in LED drive circuits, especially in low-voltage driven LED lighting systems. Its low RDS(ON) and high current carrying capacity can effectively reduce power loss and ensure the high efficiency of the system during long-term operation.
Through these application examples, it can be seen that **STS4622-VB** is suitable for many low-voltage, high-efficiency power management systems, especially in space-constrained applications such as portable devices, automotive electronics, switching power supplies and LED drive systems, it can provide excellent power efficiency and thermal management performance.
Due to its low on-resistance and high current carrying capacity, **STS4622-VB** is particularly suitable for power conversion and load switching in switching power supplies (SMPS). Its maximum drain-source voltage of 40V enables it to work stably in 12V or 24V voltage systems, and is suitable for applications such as DC-DC converters (such as buck or boost converters), battery management systems, etc.
2. **Battery Management and Protection Circuit**:
**STS4622-VB** is very suitable for battery management systems (BMS), especially in situations where fast charging and efficient protection are required. Its low on-resistance and high current carrying capacity enable it to optimize the battery charging process, reduce power loss, and effectively protect the battery from overcurrent and overheating.
3. **Power management for consumer electronics devices**:
In consumer electronics products such as smartphones, tablets, and laptops, **STS4622-VB** can be used as an efficient power management module. It can provide efficient power switching and regulation in a small package, especially suitable for low-power mobile devices, helping to improve battery life and optimize energy conversion efficiency.
4. **Automotive electronic modules**:
In automotive electronic systems, especially in low-power applications such as sensor modules, battery management, and on-board power systems, **STS4622-VB** can provide efficient power management. Its small SOT23-6 package enables it to be integrated into automotive electronic circuits with limited space.
5. **LED drive circuit**:
This MOSFET can also be used in LED drive circuits, especially in low-voltage driven LED lighting systems. Its low RDS(ON) and high current carrying capacity can effectively reduce power loss and ensure the high efficiency of the system during long-term operation.
Through these application examples, it can be seen that **STS4622-VB** is suitable for many low-voltage, high-efficiency power management systems, especially in space-constrained applications such as portable devices, automotive electronics, switching power supplies and LED drive systems, it can provide excellent power efficiency and thermal management performance.
* 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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