中文
English
LI3803-VB Product details
Back to previous pageProduct introduction：
1. LI3803-VB Product Introduction
LI3803-VB is a high-performance single N-channel MOSFET in TO220F package, designed for high current and medium and low voltage applications. This MOSFET has a maximum drain-source voltage (VDS) of 30V and has extremely high conductivity. Its gate-source voltage (VGS) is ±20V and has strong adaptability. The threshold voltage (Vth) of LI3803-VB is 1.7V, which enables fast switching, and its on-resistance (RDS(ON)) is as low as 4mΩ when VGS is 10V, which enables it to carry a drain current (ID) of up to 140A. With its advanced trench technology, LI3803-VB has excellent thermal performance and efficient power management capabilities, making it an ideal choice for various high-performance power conversion and control applications.
LI3803-VB is a high-performance single N-channel MOSFET in TO220F package, designed for high current and medium and low voltage applications. This MOSFET has a maximum drain-source voltage (VDS) of 30V and has extremely high conductivity. Its gate-source voltage (VGS) is ±20V and has strong adaptability. The threshold voltage (Vth) of LI3803-VB is 1.7V, which enables fast switching, and its on-resistance (RDS(ON)) is as low as 4mΩ when VGS is 10V, which enables it to carry a drain current (ID) of up to 140A. With its advanced trench technology, LI3803-VB has excellent thermal performance and efficient power management capabilities, making it an ideal choice for various high-performance power conversion and control applications.
File download
Download PDF document
Download now
Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 30V | 1.7V | 140A | 4mΩ | 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 | 30V | 1.7V | 140A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 30V | 1.7V | 140A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
II. LI3803-VB Detailed Parameter Description
| Parameters | Specifications|
|---------------------|--------------------------------------------|
| **Package Type** | TO220F |
| **Channel Configuration** | Single N-Channel|
| **Maximum Drain-Source Voltage (VDS)** | 30V |
| **Gate-Source Voltage (VGS)** | ±20V |
| **Threshold Voltage (Vth)** | 1.7V |
| **On-Resistance (RDS(ON))** | 5mΩ @ VGS=4.5V
4mΩ @ VGS=10V |
| **Maximum Drain Current (ID)** | 140A |
| **Technology Type** | Trench |
| **Operating Temperature Range** | -55°C to +150°C |
| **Package Features** | Provides good heat dissipation performance, suitable for a variety of medium and low voltage applications |
LI3803-VB is widely used in various electronic circuits and high current applications with its excellent electrical characteristics and high reliability.
| Parameters | Specifications|
|---------------------|--------------------------------------------|
| **Package Type** | TO220F |
| **Channel Configuration** | Single N-Channel|
| **Maximum Drain-Source Voltage (VDS)** | 30V |
| **Gate-Source Voltage (VGS)** | ±20V |
| **Threshold Voltage (Vth)** | 1.7V |
| **On-Resistance (RDS(ON))** | 5mΩ @ VGS=4.5V
4mΩ @ VGS=10V |
| **Maximum Drain Current (ID)** | 140A |
| **Technology Type** | Trench |
| **Operating Temperature Range** | -55°C to +150°C |
| **Package Features** | Provides good heat dissipation performance, suitable for a variety of medium and low voltage applications |
LI3803-VB is widely used in various electronic circuits and high current applications with its excellent electrical characteristics and high reliability.
Domain and module applications：
3. Application fields and module examples
**1. Power conversion: **
LI3803-VB is widely used in switching power supplies (SMPS) and DC-DC converters. It can efficiently convert power under high load conditions and is suitable for power management of computer power supplies, communication equipment and other electronic equipment.
**2. Motor control: **
In motor drive applications, LI3803-VB, as an efficient switching element, supports the starting and control of high-current motors. It is suitable for industrial automation equipment, household appliances and power tools.
**3. LED driver power supply: **
This MOSFET is suitable for LED driver power supply. It can quickly adjust the driving current of LEDs and achieve efficient lighting control. It is widely used in commercial lighting, architectural lighting and home lighting systems.
**4. Automotive electronics: **
LI3803-VB can be widely used in power management and load switching in automotive electronics applications. It meets the performance requirements under high current and medium and low voltage conditions and is suitable for automotive lighting, power control and other fields.
**5. Energy Management: **
In renewable energy systems, this MOSFET can be used as an efficient power switch to support solar inverters and energy storage systems for efficient power management and conversion.
In summary, the LI3803-VB is an ideal choice for power management, motor drive and other high current applications with its extremely low on-resistance, high current capability and good thermal performance, and can effectively meet the various needs of modern electronic devices.
**1. Power conversion: **
LI3803-VB is widely used in switching power supplies (SMPS) and DC-DC converters. It can efficiently convert power under high load conditions and is suitable for power management of computer power supplies, communication equipment and other electronic equipment.
**2. Motor control: **
In motor drive applications, LI3803-VB, as an efficient switching element, supports the starting and control of high-current motors. It is suitable for industrial automation equipment, household appliances and power tools.
**3. LED driver power supply: **
This MOSFET is suitable for LED driver power supply. It can quickly adjust the driving current of LEDs and achieve efficient lighting control. It is widely used in commercial lighting, architectural lighting and home lighting systems.
**4. Automotive electronics: **
LI3803-VB can be widely used in power management and load switching in automotive electronics applications. It meets the performance requirements under high current and medium and low voltage conditions and is suitable for automotive lighting, power control and other fields.
**5. Energy Management: **
In renewable energy systems, this MOSFET can be used as an efficient power switch to support solar inverters and energy storage systems for efficient power management and conversion.
In summary, the LI3803-VB is an ideal choice for power management, motor drive and other high current applications with its extremely low on-resistance, high current capability and good thermal performance, and can effectively meet the various needs of modern electronic devices.
* 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
