STP20N10LFI-VB Product details
Product introduction:
**STP20N10LFI-VB** is a high-performance **unipolar N-type MOSFET** in a **TO220F** package that effectively manages heat. This MOSFET uses **Trench technology** and excels in medium voltage power conversion applications. It has a **drain-source voltage (VDS)** of **100V**, a **drain current (ID)** of **18A**, and a relatively low **on-resistance (RDS(ON))** of **86mΩ** at a **gate-source voltage (VGS)** of **10V. Its **threshold voltage (Vth)** of **1.8V** is ideal for low-voltage and medium-voltage power circuits, ensuring efficient operation and reducing conduction losses.
STP20N10LFI-VB is suitable for applications that require high-speed switching, low power consumption, and high reliability. Its **Trench MOSFET technology** provides lower on-resistance and better switching performance than traditional MOSFETs, making it ideal for **DC-DC converters**, **motor control**, **power supplies** and other high-power applications.
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Product parameter:
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 100V | 1.8V | 18A | 86mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 100V | 1.8V | 18A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 100V | 1.8V | 18A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
| **Parameter** | **Value** |
|-----------------------------------|------------------------------------|
| **Package Type** | TO220F |
| **Configuration** | Unipolar N-Type MOSFET |
| **Drain-Source Voltage (VDS)** | 100V |
| **Gate-Source Voltage (VGS)** | ±20V |
| **Threshold Voltage (Vth)** | 1.8V |
| **Drain Current (ID)** | 18A |
| **On-Resistance (RDS(ON))** | 86mΩ @ VGS = 10V |
| **Gate Charge (Qg)** | Low gate charge for fast switching|
| **Technology** | Trench Technology|
| **Operating Junction Temperature** | -55°C to +150°C |
| **Thermal resistance (RθJC)** | 2.0°C/W |
| **Rise time (Tr)** | Fast switching|
| **Fall time (Tf)** | Fast switching|
| **Power dissipation** | 85W (depending on thermal conditions) |
| **Package type** | TO220F (with mounting tab for heat dissipation) |
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Domain and module applications:
**STP20N10LFI-VB** is a versatile MOSFET that is widely used in various power management and motor control applications. The following are specific areas and modules where this product is suitable:
1. **DC-DC power converter**
In **DC-DC power converters** (such as buck, boost, and buck-boost converters), **STP20N10LFI-VB** is used to efficiently switch current between input and output circuits to achieve precise voltage regulation and reduce losses. Applications include **battery-powered equipment**, **power systems**, and **renewable energy systems** (such as solar inverters), which require extremely high efficiency.
2. **Power supply**
**STP20N10LFI-VB** is an important component in **AC-DC power supply**, which is used to convert AC voltage to DC voltage and stabilize the output. In these systems, MOSFETs help ensure efficient power conversion and are widely used in **industrial power supplies**, **consumer electronics**, and **uninterruptible power supplies (UPS)**.
3. **Motor control circuits**
In **motor control circuits** (especially **DC motors** and **stepper motors**), **STP20N10LFI-VB** acts as a switching element to regulate the flow of current and control the speed and torque of the motor. This MOSFET is widely used in **robotics**, **automated machinery**, and **electric vehicles (EVs)**, which require precise control of motor operation.
4. **Power management systems**
**STP20N10LFI-VB** is suitable for various **power management systems** that need to effectively regulate current and voltage to multiple subsystems. Its low **RDS(ON)** ensures low energy loss, which is especially important for **battery-powered applications** such as **portable electronic devices**, **notebook power supplies**, and **energy storage systems (ESS)**.
5. **Battery Charging Circuit**
**STP20N10LFI-VB** is ideal for **battery charging circuit**, capable of effectively switching and regulating charging current. Its low on-resistance and high current carrying capacity make it suitable for **electric vehicle battery management systems**, **solar battery chargers** and **lithium battery charging circuits**.
6. **Communication Power Supply**
In **communication equipment**, especially **base stations**, **routers** and **repeaters**, **STP20N10LFI-VB** is used for power management and voltage conversion. This MOSFET can ensure stable operation of the system under high load and is widely used in **communication equipment power supply**, where high reliability and high efficiency are critical.
7. **LED Driver**
**STP20N10LFI-VB** can be used for **LED drivers**, especially in high-power LED applications, to help regulate the current flowing through the LED to ensure optimal brightness and efficiency. This is critical in areas such as **street lighting**, **automotive lighting** and **industrial lighting**, which require long-term operation and energy conservation.
8. **Renewable energy applications**
In **solar inverters** and other **renewable energy systems**, the **STP20N10LFI-VB** is used for efficient power conversion and regulation, especially converting **DC power (such as solar panels)** to **AC power**. Its low **RDS(ON)** helps reduce energy losses, making it an important component of **solar power systems**, **wind converters** and **battery energy storage systems (BESS)**.
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