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SI6433DQ-T1-E3-VB Product details

Product introduction:

Product Introduction
**SI6433DQ-T1-E3-VB** is a **P-Channel MOSFET** launched by **Vishay**, using **TSSOP8** package. The device has a maximum drain-source voltage (VDS) of **-30V**, and can be efficiently controlled at a lower gate-source voltage. It is widely used in various power conversion and load switching scenarios. Its **Vth** threshold voltage is **-1.7V**, which means that the device can be turned on at a lower gate voltage, suitable for low-power and fast-response application environments. **RDS(ON)** is **20mΩ** at **VGS = 4.5V** and **16mΩ** at **VGS = 10V**. It has a lower on-resistance, which can reduce power loss in high-current operation and improve the overall efficiency of the system. The maximum drain current (ID) is **-9A**, which performs well under medium current loads. The use of **Trench** technology gives this MOSFET excellent switching performance and thermal management performance, suitable for high-frequency and high-efficiency applications.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TSSOP8 Single-P -30V -1.7V -9A 16mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TSSOP8 Single-P Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TSSOP8 Single-P -30V -1.7V -9A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TSSOP8 Single-P -30V -1.7V -9A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TSSOP8 Single-P
Detailed parameter description

| **Parameter** | **Value** |
|-----------------------|----------------------------|
| **Model** | SI6433DQ-T1-E3-VB |
| **Package** | TSSOP8 |
| **Configuration** | Single-P-Channel |
| **Maximum drain-source voltage (VDS)** | -30V |
| **Gate-source voltage (VGS)** | ±20V |
| **Threshold voltage (Vth)** | -1.7V |
| **On-resistance (RDS(ON))** | 20mΩ (VGS = 4.5V) |
| | 16mΩ (VGS = 10V) |
| **Maximum drain current (ID)** | -9A |
| **Technology** | Trench |
| **Maximum power loss (P_D)** | 2W |
| **Input capacitance (C_iss)** | 1700pF |
| **Output capacitance (C_oss)** | 270pF |
| **Reverse recovery time (T_rr)** | 50ns |

Domain and module applications:

Product application areas and module examples

1. **Power management and DC-DC converters**
- **Application examples**: SI6433DQ-T1-E3-VB is commonly used in **DC-DC converters** and **power management** modules, especially in applications requiring high efficiency and low power consumption. Its lower **RDS(ON)** and **Vth** threshold voltages enable it to turn on and off quickly in low voltage environments, reducing power loss. This MOSFET is ideal for power conversion systems in mobile phones, portable devices, power adapters, and other consumer electronics.
- **Module applications**: Battery charging management, portable power, DC-DC power converters, smartphone power management, etc.

2. **Load switch and power control**
- **Application examples**: SI6433DQ-T1-E3-VB is suitable for a variety of **load switch** applications, especially in applications requiring higher current control and fast switching. For example, in power tools and automotive electronic systems, it can provide fast current switching and low power loss, playing a key role in load management systems.
- **Module applications**: load switches, overcurrent protection circuits, power switching modules, intelligent power switches, automotive electronic power management, etc.

3. **Battery Management System (BMS)**
- **Application Examples**: This MOSFET has been widely used in **Battery Management Systems (BMS)**, especially in battery charging and discharging path control. Its low **RDS(ON)** enables it to effectively control the current flow, while improving the battery efficiency of the system and extending the battery life. It is suitable for use in electric vehicles, energy storage systems or other battery-driven devices.
- **Module applications**: battery management systems, battery charging control, power battery protection, energy storage equipment battery control, etc.

4. **LED drive circuit**
- **Application example**: SI6433DQ-T1-E3-VB is also widely used in **LED drive circuit**, especially in lighting systems that require efficient power control. Due to its low on-resistance and fast switching speed, this MOSFET can ensure stable brightness of LED lamps and improve energy efficiency.
- **Module application**: LED driver power supply, intelligent lighting system, energy-saving lamps, lighting control system, etc.

5. **Automotive electronics**
- **Application example**: In **automotive electronics** applications, SI6433DQ-T1-E3-VB is often used in power control and load management systems, especially in battery management systems for electric vehicles and hybrid vehicles. Through its low on-resistance, it can efficiently manage current and voltage, reduce vehicle energy loss, and ensure the safety and reliability of vehicle batteries.
- **Module application**: Automotive battery management system (BMS), electric vehicle battery control, automotive power management unit (PMU), etc.

6. **Power tools and home appliances**
- **Application examples**: In power tools or home appliances, SI6433DQ-T1-E3-VB is used as a load switch and motor control system, which can provide stable and reliable current switching to ensure smooth operation of the equipment. Its high efficiency makes it an ideal choice for power tools and home appliances.
- **Module applications**: Power tool drives, home appliances, smart electric devices, etc.

* 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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