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LR8203-VB Product details
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1. LR8203-VB Product Introduction
LR8203-VB is a high-performance single N-channel MOSFET using advanced trench technology, designed for medium and low voltage high current applications. Its maximum drain-source voltage (VDS) is 30V, the gate-source voltage (VGS) is ±20V, and the threshold voltage (Vth) is 1.7V. The on-resistance of the device is extremely low at different gate voltages: 3mΩ@VGS=4.5V and 2mΩ@VGS=10V, and the maximum drain current (ID) can reach 100A. It adopts TO252 package, provides excellent heat dissipation capability, and is suitable for various high-efficiency power conversion, load management and motor drive applications.
LR8203-VB is a high-performance single N-channel MOSFET using advanced trench technology, designed for medium and low voltage high current applications. Its maximum drain-source voltage (VDS) is 30V, the gate-source voltage (VGS) is ±20V, and the threshold voltage (Vth) is 1.7V. The on-resistance of the device is extremely low at different gate voltages: 3mΩ@VGS=4.5V and 2mΩ@VGS=10V, and the maximum drain current (ID) can reach 100A. It adopts TO252 package, provides excellent heat dissipation capability, and is suitable for various high-efficiency power conversion, load management and motor drive applications.
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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 | 30V | 1.7V | 100A | 2mΩ | 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 | 30V | 1.7V | 100A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 30V | 1.7V | 100A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
II. LR8203-VB Parameter Description
1. **Package Type**: TO252
- Provides a compact design and good heat dissipation performance, suitable for space-constrained applications that require high current handling capabilities.
2. **Channel Type**: Single-N-Channel
- N-channel configuration provides higher current carrying capacity, suitable for applications that require efficient current control and switching speed.
3. **Drain-Source Voltage (VDS)**: 30V
- The maximum drain-source voltage is 30V, suitable for low to medium voltage applications.
4. **Gate-Source Voltage (VGS)**: ±20V
- Can withstand a gate-source voltage range of ±20V, providing flexible gate drive options.
5. **Threshold Voltage (Vth)**: 1.7V
- The minimum gate voltage (threshold voltage) is 1.7V, which is suitable for low voltage drive circuits.
6. **On-resistance (RDS(ON))**:
- 3mΩ @ VGS=4.5V
- 2mΩ @ VGS=10V
- The extremely low on-resistance helps reduce power consumption and improve system efficiency, especially in high current applications.
7. **Drain Current (ID)**: 100A
- The device can withstand a continuous drain current of up to 100A, suitable for high power applications.
8. **Technology**: Trench
- MOSFETs using trench technology have low switching losses and high efficiency, which are very suitable for high frequency applications.
1. **Package Type**: TO252
- Provides a compact design and good heat dissipation performance, suitable for space-constrained applications that require high current handling capabilities.
2. **Channel Type**: Single-N-Channel
- N-channel configuration provides higher current carrying capacity, suitable for applications that require efficient current control and switching speed.
3. **Drain-Source Voltage (VDS)**: 30V
- The maximum drain-source voltage is 30V, suitable for low to medium voltage applications.
4. **Gate-Source Voltage (VGS)**: ±20V
- Can withstand a gate-source voltage range of ±20V, providing flexible gate drive options.
5. **Threshold Voltage (Vth)**: 1.7V
- The minimum gate voltage (threshold voltage) is 1.7V, which is suitable for low voltage drive circuits.
6. **On-resistance (RDS(ON))**:
- 3mΩ @ VGS=4.5V
- 2mΩ @ VGS=10V
- The extremely low on-resistance helps reduce power consumption and improve system efficiency, especially in high current applications.
7. **Drain Current (ID)**: 100A
- The device can withstand a continuous drain current of up to 100A, suitable for high power applications.
8. **Technology**: Trench
- MOSFETs using trench technology have low switching losses and high efficiency, which are very suitable for high frequency applications.
Domain and module applications：
3. Application fields and module examples
1. **Switching mode power supply (SMPS)**
LR8203-VB is very suitable for use in switching mode power supplies (SMPS), especially in high-efficiency power conversion at medium and low voltages. Its low on-resistance characteristics can effectively reduce switching losses, thereby improving the overall efficiency of the power supply, especially in designs that require high power density.
2. **DC-DC converter**
In DC-DC converters, LR8203-VB is often used as a high-efficiency switching element. Its 30V drain-source voltage and current handling capacity of up to 100A can ensure that the converter works stably under various load conditions, and is suitable for battery-powered devices, electric vehicles, consumer electronics and other fields.
3. **Motor drive**
LR8203-VB is an ideal choice for motor control applications, especially for DC motors and stepper motors with high current requirements. Its high current carrying capacity and low on-resistance can effectively reduce heat loss and ensure stable operation of the motor under high load.
4. **Load switch and protection circuit**
In the load switch and protection circuit, LR8203-VB is the core control element, which can provide fast response and efficient load switching capability. Its low on-resistance helps to improve the overall efficiency of the circuit and can protect the circuit in overcurrent or short circuit conditions, which is suitable for industrial control and power management modules.
1. **Switching mode power supply (SMPS)**
LR8203-VB is very suitable for use in switching mode power supplies (SMPS), especially in high-efficiency power conversion at medium and low voltages. Its low on-resistance characteristics can effectively reduce switching losses, thereby improving the overall efficiency of the power supply, especially in designs that require high power density.
2. **DC-DC converter**
In DC-DC converters, LR8203-VB is often used as a high-efficiency switching element. Its 30V drain-source voltage and current handling capacity of up to 100A can ensure that the converter works stably under various load conditions, and is suitable for battery-powered devices, electric vehicles, consumer electronics and other fields.
3. **Motor drive**
LR8203-VB is an ideal choice for motor control applications, especially for DC motors and stepper motors with high current requirements. Its high current carrying capacity and low on-resistance can effectively reduce heat loss and ensure stable operation of the motor under high load.
4. **Load switch and protection circuit**
In the load switch and protection circuit, LR8203-VB is the core control element, which can provide fast response and efficient load switching capability. Its low on-resistance helps to improve the overall efficiency of the circuit and can protect the circuit in overcurrent or short circuit conditions, which is suitable for industrial control and power management modules.
* 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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