SM4303PSU-VB Product details
Product introduction:
SM4303PSU-VB is a **single P-type MOSFET**, using **TO252 package**, with **-30V** withstand voltage capability and up to **-60A** maximum drain current. This product adopts **Trench technology**, with very low **RDS(ON)**, which is **9mΩ** at **VGS = 10V** and **11mΩ** at **VGS = 4.5V**. Its threshold voltage (Vth) is **-2.5V**, suitable for power management, motor drive and high-efficiency switching applications that require low on-resistance and high current carrying capacity.
SM4303PSU-VB is suitable for **power conversion**, **battery management**, **motor drive** and **battery protection** and other fields. Due to its low on-resistance and high current capability, this MOSFET performs well in applications such as high-efficiency power modules, power tools, electric vehicles, and battery management systems (BMS), effectively reducing power losses and improving system performance.
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Product parameter:
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO252 | Single-P | -30V | -2.5V | -60A | 9mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-P | -30V | -2.5V | -60A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-P | -30V | -2.5V | -60A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-P |
- **Package type**: TO252
- **Channel configuration**: Single P-type MOSFET
- **Withstand voltage (VDS)**: -30V
- **Gate-source voltage (VGS)**: Maximum 20V (±V)
- **Threshold voltage (Vth)**: -2.5V
- **On-resistance (RDS(ON))**:
- **When VGS = 10V**: 9mΩ
- **When VGS = 4.5V**: 11mΩ
- **Maximum drain current (ID)**: -60A
- **Power consumption (Pmax)**: Calculated according to actual working conditions
- **Operating temperature range**: -40°C to +150°C
- **Technology type**: Trench technology
Domain and module applications:
1. **Power management system**:
In **power management system**, SM4303PSU-VB can be used as **power switch element** for efficient power conversion, especially for **DC-DC converter** and **AC-DC converter**. Due to its **low on-resistance (RDS(ON))** and **high current capability**, it can improve system efficiency while reducing power consumption and heat accumulation, and is suitable for low voltage and high power applications.
2. **Battery management system (BMS)**:
In **battery management system** (BMS), SM4303PSU-VB is used in **battery protection circuit**, which controls the charging and discharging of the battery to prevent overvoltage, overcurrent or overheating, and ensures the safe use of the battery. Due to its **high current capability (-60A)** and **low RDS(ON) value**, it is suitable for efficient battery protection in electric vehicles, battery energy storage systems and other fields.
3. **Power tools and electric vehicles**:
In **power tools** and **electric vehicles** (EVs), the SM4303PSU-VB can be used to drive motors and control the battery charging and discharging process. Its **high current carrying capacity** and **low on-resistance** make it very suitable for driving these high-power loads, providing efficient and stable current switching and power management.
4. **Motor drive systems**:
In **motor drive systems**, especially **brushless DC motors (BLDC)** and **stepper motor drivers**, the SM4303PSU-VB can be used as a switching element to achieve efficient current control. Its **P-type MOSFET** configuration and **low RDS(ON)** characteristics make it very suitable for forward and reverse control and speed regulation of motors.
5. **High-efficiency switching power supply**:
In **high-efficiency switching power supply** (SMPS), SM4303PSU-VB can be used as a switching element for voltage conversion and current regulation, especially for scenarios requiring low on-resistance and high current load. It can be widely used in **power adapters**, **power supply units** and **LED drive circuits** to improve the conversion efficiency and stability of the power supply.
6. **Power amplifiers and radio equipment**:
In **power amplifiers** and **radio equipment**, SM4303PSU-VB can be used as a high-efficiency switching element for stable current transmission and amplification. Its **high current carrying capacity** and **low RDS(ON) value** provide excellent performance for radio communication equipment and high-power wireless systems.
Technical support:
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