STT3930N-VB Product details
Product introduction:
The STT3930N-VB is a dual N-channel MOSFET in a SOT23-6 package, designed for low-voltage, high-efficiency switching applications. With a maximum drain-source voltage (VDS) of 20V and a maximum drain current (ID) of 6A, the product is suitable for electronic circuits that require small size and high switching efficiency. Manufactured with Trench technology, the STT3930N-VB provides a low on-resistance of 28mΩ at VGS=2.5V and 22mΩ at VGS=4.5V, ensuring that it can provide excellent current control and efficient power management during operation.
The threshold voltage (Vth) range of the STT3930N-VB is 0.5V to 1.5V, which makes it suitable for low-voltage control circuits such as 3.3V and 5V systems. This MOSFET can be widely used in high-efficiency power management, load switching, and miniaturized electronic products, especially suitable for portable devices, battery management systems and low-power electronic circuits.
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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 | 20V | 0.5~1.5V | 6A | 28mΩ | 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 | 20V | 0.5~1.5V | 6A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N | 20V | 0.5~1.5V | 6A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-6 | Dual-N+N |
- **Model**: STT3930N-VB
- **Package**: SOT23-6
- **Configuration**: Dual N-channel MOSFET (Dual-N+N-Channel)
- **Drain-source voltage (VDS)**: 20V
- **Gate-source voltage (VGS)**: ±12V
- **Threshold voltage (Vth)**: 0.5V to 1.5V
- **On-resistance (RDS(ON))**:
- 28mΩ @ VGS=2.5V
- 22mΩ @ VGS=4.5V
- **Maximum drain current (ID)**: 6A
- **Technology**: Trench (trench technology)
- **Operating temperature range**: -55°C To 150°C (typical)
Domain and module applications:
#### 1. **Power management and DC-DC converter**
STT3930N-VB is suitable for efficient power management systems, especially for DC-DC converters, buck and boost circuits. Its low on-resistance enables this MOSFET to improve conversion efficiency and reduce energy loss, making it suitable for portable electronic products and low-power devices.
**Example**: In the battery charging module of portable devices (such as smartphones, tablets, etc.), STT3930N-VB can be used as an efficient switching element to provide stable current and voltage conversion to ensure high efficiency during battery charging.
#### 2. **Load switch and battery protection**
STT3930N-VB can be used for low-voltage load switches and battery protection circuits. As a switching element, it can effectively control the start and stop of the battery, prevent dangers such as overcharging, over-discharging and short circuit, and protect the battery from damage.
**Example**: In the battery management system of power tools or wireless audio, STT3930N-VB can be used as a load switch to ensure that the battery provides power within the safe operating range and prolong the battery life.
#### 3. **LED drive and display control**
This MOSFET can be used as a switching element in the LED drive circuit, especially suitable for efficient driving and regulation in small power modules. Its low on-resistance and high current carrying capacity enable it to provide stable and efficient driving current for LEDs.
**Example**: In low-power LED lighting systems, STT3930N-VB can be used as a current control switch element to provide precise current regulation to ensure the stability and efficiency of the LED lighting system.
#### 4. **Small power module and load drive**
The small package and high efficiency of STT3930N-VB make it very suitable for low-voltage load drive applications. It can drive small loads such as battery-powered wireless sensors, micro motors, and other low-power electronic devices.
**Example**: In wireless sensor networks, the STT3930N-VB can be used as a load switch to control the power on and off of sensor modules to ensure efficient operation of the system.
#### 5. **Portable devices and battery-powered systems**
Due to its low on-resistance and high efficiency, the STT3930N-VB is an ideal choice for portable devices and battery-powered systems. It can provide efficient power conversion and can carry large currents to ensure stable system operation.
**Example**: In the power management circuit of smart home devices or portable battery packs, the STT3930N-VB can be used for power switching and current control to optimize the system's power consumption performance and extend battery life.
### Summary
STT3930N-VB MOSFET, with its low on-resistance, high current carrying capacity and applicable low voltage control characteristics, is widely used in power management, load switching, LED driving, load driving and battery protection and other fields. Its SOT23-6 package enables it to perform well in space-constrained miniaturized electronic products and is an indispensable core component in low-power, high-efficiency power supply systems.
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