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K2742-VB Product details
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Product Introduction:
K2742-VB is a high-performance single-channel N-type power MOSFET in a compact SOT89 package, specially designed for efficient power management and switching applications. Its rated drain-source voltage (VDS) is 100V, the gate-source voltage (VGS) can reach ±20V, and it has a low threshold voltage (Vth) of 1.8V, which is suitable for low-voltage drive. The device has an on-resistance (RDS(ON)) of 125mΩ at a gate-source voltage of 4.5V, and is lower to 102mΩ at 10V, and can carry a drain current (ID) of up to 4.2A. K2742-VB uses advanced trench technology to provide excellent switching performance and energy efficiency, and is widely used in various electronic devices.
K2742-VB is a high-performance single-channel N-type power MOSFET in a compact SOT89 package, specially designed for efficient power management and switching applications. Its rated drain-source voltage (VDS) is 100V, the gate-source voltage (VGS) can reach ±20V, and it has a low threshold voltage (Vth) of 1.8V, which is suitable for low-voltage drive. The device has an on-resistance (RDS(ON)) of 125mΩ at a gate-source voltage of 4.5V, and is lower to 102mΩ at 10V, and can carry a drain current (ID) of up to 4.2A. K2742-VB uses advanced trench technology to provide excellent switching performance and energy efficiency, and is widely used in various electronic devices.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT89 | Single-N | 100V | 1.8V | 4.2A | 102mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT89 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT89 | Single-N | 100V | 1.8V | 4.2A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT89 | Single-N | 100V | 1.8V | 4.2A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT89 | Single-N |
Detailed parameter description:
1. **Drain-source voltage (VDS)**: 100V
2. **Gate-source voltage (VGS)**: ±20V
3. **Threshold voltage (Vth)**: 1.8V
4. **On-resistance (RDS(ON))**:
- 125mΩ @ VGS=4.5V
- 102mΩ @ VGS=10V
5. **Maximum drain current (ID)**: 4.2A
6. **Package type**: SOT89
7. **Technology type**: Trench
8. **Operating temperature range**: -55°C to 150°C
9. **Power dissipation**: 25W
10. **Switching speed**: High-speed switching, suitable for high-frequency applications
1. **Drain-source voltage (VDS)**: 100V
2. **Gate-source voltage (VGS)**: ±20V
3. **Threshold voltage (Vth)**: 1.8V
4. **On-resistance (RDS(ON))**:
- 125mΩ @ VGS=4.5V
- 102mΩ @ VGS=10V
5. **Maximum drain current (ID)**: 4.2A
6. **Package type**: SOT89
7. **Technology type**: Trench
8. **Operating temperature range**: -55°C to 150°C
9. **Power dissipation**: 25W
10. **Switching speed**: High-speed switching, suitable for high-frequency applications
Domain and module applications：
Applications and module examples:
1. **Power management**: The K2742-VB can be widely used in power management circuits, including DC-DC converters and power adapters, to improve conversion efficiency and reduce power loss through low on-resistance.
2. **Portable devices**: Due to its miniaturized SOT89 package, the K2742-VB is ideal for power switches in smartphones, tablets and other portable devices, enabling fast and efficient power switching.
3. **LED driver**: In LED lighting applications, this MOSFET can be used to drive and regulate the current of LEDs, ensuring stable brightness and improving energy efficiency, suitable for a variety of lighting solutions.
4. **Battery charging management**: The K2742-VB can be used in battery charger circuits to ensure high efficiency and reliability during the charging process, suitable for battery management systems for mobile phone chargers and other mobile devices.
5. **Automotive electronics**: In automotive electronics applications, K2742-VB can be used as a switching element to control the inflow and outflow of power, improve the performance of the car's electrical system, and is suitable for functions such as electric doors, windows and lighting.
6. **Industrial automation**: The device is also suitable for switch control in industrial automation equipment, such as relay drive and motor control. It can withstand instantaneous high current and meet the high requirements of industrial environments.
1. **Power management**: The K2742-VB can be widely used in power management circuits, including DC-DC converters and power adapters, to improve conversion efficiency and reduce power loss through low on-resistance.
2. **Portable devices**: Due to its miniaturized SOT89 package, the K2742-VB is ideal for power switches in smartphones, tablets and other portable devices, enabling fast and efficient power switching.
3. **LED driver**: In LED lighting applications, this MOSFET can be used to drive and regulate the current of LEDs, ensuring stable brightness and improving energy efficiency, suitable for a variety of lighting solutions.
4. **Battery charging management**: The K2742-VB can be used in battery charger circuits to ensure high efficiency and reliability during the charging process, suitable for battery management systems for mobile phone chargers and other mobile devices.
5. **Automotive electronics**: In automotive electronics applications, K2742-VB can be used as a switching element to control the inflow and outflow of power, improve the performance of the car's electrical system, and is suitable for functions such as electric doors, windows and lighting.
6. **Industrial automation**: The device is also suitable for switch control in industrial automation equipment, such as relay drive and motor control. It can withstand instantaneous high current and meet the high requirements of industrial environments.
* 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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