STU312D-VB Product details
Product introduction:
STU312D-VB is a dual MOSFET component in TO252-4L package with common drain configuration (Common Drain), combining an N-channel and a P-channel MOSFET, designed for high-efficiency power control applications. The maximum drain-source voltage (VDS) of this MOSFET module is ±40V and the maximum drain current (ID) is ±50A, suitable for high current and low voltage switching power supplies. Using Trench technology, STU312D-VB has a very low on-resistance, ensuring extremely low power loss and high efficiency.
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Product parameter:
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO252-4L | Common Drain-N+P | ±40V | 1.8/-1.7V | ±50A | 16/16mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO252-4L | Common Drain-N+P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO252-4L | Common Drain-N+P | ±40V | 1.8/-1.7V | ±50A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252-4L | Common Drain-N+P | ±40V | 1.8/-1.7V | ±50A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252-4L | Common Drain-N+P |
- **Model**: STU312D-VB
- **Package**: TO252-4L
- **Configuration**: Common Drain (N+P-Channel)
- **Drain-Source Voltage (VDS)**: ±40V
- **Gate-Source Voltage (VGS)**: ±20V
- **Threshold Voltage (Vth)**:
- N-Channel: 1.8V
- P-Channel: -1.7V
- **On-Resistance (RDS(ON))**:
- N-Channel: 14mΩ @ VGS=4.5V, 16mΩ @ VGS=10V
- P-Channel: 14mΩ @ VGS=4.5V, 16mΩ @ VGS=10V
- **Maximum drain current (ID)**: ±50A
- **Technology**: Trench
- **Operating temperature range**: -55°C to 150°C (typical)
- **Applications**: power conversion, motor drive, battery management, load switching, etc.
Domain and module applications:
#### 1. **Battery Management System (BMS)**
Due to its low on-resistance and high current carrying capacity, STU312D-VB is well suited for battery management systems, especially in electric vehicles (EVs) and energy storage systems. It can efficiently control the battery charging and discharging process and protect the battery pack from overcurrent and overvoltage.
**Example**: In the battery management system of an electric vehicle, STU312D-VB can be used to regulate the charging current and protect the battery pack from overcurrent or overvoltage. Its high efficiency ensures that energy loss during battery charging and discharging is minimized.
#### 2. **Motor Drive and Control**
STU312D-VB is suitable for use in motor drive modules, especially in applications where precise control of current flow is required. It can provide stable switching control in the drive system, improving the efficiency and reliability of the motor.
**Example**: In industrial automation systems, the STU312D-VB can be used to drive and control stepper motors or DC motors, ensuring efficient and low-loss operation of motor drive systems through its high current carrying capacity and low on-resistance characteristics.
#### 3. **DC-DC Converters**
This MOSFET module is ideal for use in DC-DC converters, especially in high-current, high-efficiency power conversion applications. The low RDS(ON) characteristics of the STU312D-VB ensure low losses and high efficiency during power conversion.
**Example**: In power adapters for portable devices, the STU312D-VB can be used as a power switching element to ensure efficient voltage conversion and reduce heat loss. Its low on-resistance helps maintain the efficiency and safety of the power adapter.
#### 4. **Load Switch**
In load switch applications, the STU312D-VB has fast response and low energy consumption, which enables it to efficiently control the switching of loads. Especially in low voltage and medium current applications, the performance of the STU312D-VB is excellent.
**Example**: In the power management module of home appliances, the STU312D-VB can be used as a load switch controller to accurately regulate the opening and closing of the device. It helps to extend the life of the device and ensure efficient use of energy.
#### 5. **Power Management and Power Control**
The STU312D-VB is suitable for a variety of power management and power control applications, especially in environments that require efficient switching and low losses. Its dual MOSFET configuration (N+P channels) provides design flexibility for different types of loads and power supply configurations.
**Example**: In a power module or power adapter, the STU312D-VB can be used as a power switch to switch the current path. Its low on-resistance and high current capability ensure high efficiency and reliability of the system.
### Summary
STU312D-VB MOSFET is suitable for battery management, motor drive, DC-DC converter, load switch and other power management and power control applications through its high current carrying capacity, low on-resistance and high efficiency switching characteristics. Its N+P channel configuration and Trench technology make it an ideal choice for various high-efficiency power systems. It is widely used in high-frequency and high-current environments, providing reliable and efficient power management solutions for modern electronic products.
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