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SSFD4004-VB Product details

Product introduction:

**SSFD4004-VB MOSFET Product Introduction**

SSFD4004-VB is an **N-type MOSFET**, packaged in **TO252**, designed for high current, high efficiency applications, with excellent conduction characteristics and low on-resistance. It has a **40V** drain-source voltage (VDS) and **120A** drain current (ID), suitable for a variety of high power power management, motor control and industrial applications. This MOSFET adopts **Trench technology**, and its **RDS(ON)** is only **1.6mΩ** @ VGS = 10V, ensuring low power loss and high efficiency. At the threshold voltage of **Vth = 3V**, the SSF4004-VB can operate stably at low voltage, and is particularly suitable for circuit designs requiring fast switching and low loss.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO252 Single-N 40V 3V 120A 1.6mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO252 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO252 Single-N 40V 3V 120A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO252 Single-N 40V 3V 120A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO252 Single-N
**Detailed parameter description**

- **Model**: SSFD4004-VB
- **Package type**: TO252
- **Configuration**: Single-N-Channel
- **VDS (drain-source voltage)**: 40V
- **VGS (gate-source voltage)**: ±20V
- **Vth (threshold voltage)**: 3V
- **RDS(ON) (on-resistance)**:
- 3mΩ @ VGS = 4.5V
- 1.6mΩ @ VGS = 10V
- **ID (maximum drain current)**: 120A
- **Technology**: Trench
- **Maximum power dissipation**: 100W (typical, depending on operating conditions)
- **Operating temperature range**: -55°C to +150°C
- **Maximum junction temperature**: 150°C
- **Switching characteristics**: Fast switching, suitable for high frequency operation
- **Conduction characteristics**: Very low on-resistance, reducing power loss and improving efficiency

Domain and module applications:

**Application fields and modules**

1. **High-efficiency power management system**
The **low on-resistance** and **high drain current capability** of SSFD4004-VB make it an ideal choice in **high-efficiency power management systems**. It can be used in **DC-DC converters**, **AC-DC power supplies** and **power adapters**, and is particularly suitable for applications requiring low power loss and high conversion efficiency. Its low RDS(ON) value ensures high efficiency and low heat generation even when the load is heavy.

2. **Motor control and drive system**
This MOSFET can be widely used in **motor control systems**, such as **power tools**, **electric vehicles** (EVs)** and **industrial robot drives**. Because it can withstand **high current** and has **low conduction losses**, it is very suitable for **current switching** in **motor drive systems**, achieving more efficient energy transmission and control.

3. **High-power switching power supplies**
In **switching power supplies** (such as **PFC power supplies**, **battery chargers** and **UPS systems**), the **low RDS(ON)** characteristics of the SSF4004-VB help reduce power losses and improve efficiency. Its fast switching performance makes it suitable for **high-frequency operation**, which can greatly improve efficiency and reduce heat loss in these high-power power modules.

4. **Industrial automation and high-power equipment**
In **industrial automation** and **high-power equipment** (such as **power transmission**, **electrical switchgear**), the SSF4004-VB can effectively control and manage the transmission of large currents, especially in environments that require high-current switching. It can be used in **electrical switches**, **servo drives**, **frequency drives** and other applications to ensure stable current control and improve system efficiency.

5. **Battery Management System (BMS)**
In the **Battery Management System (BMS)**, SSF4004-VB is used for **battery charge and discharge control**, which can accurately regulate the charging and discharging process of the battery pack to ensure that the battery operates within a safe voltage and current range. Its high current carrying capacity makes it particularly suitable for battery management modules in **electric vehicles** and **large-capacity energy storage systems**.

6. **Automotive Electronics**
In **automotive electronic systems**, SSF4004-VB can be used for **power electronics**, such as **electric vehicle drive systems**, **battery charging systems**, and **power conversion units**. Its **high current and low loss characteristics** make it particularly important in automotive electrical systems, which can improve **energy efficiency**, reduce **battery burden**, and extend battery life.

* 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

Technical support:

* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours

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