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K9A45D-VB Product details
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1. K9A45D-VB Product Introduction
K9A45D-VB is a high voltage single N-channel power MOSFET in TO220F package, designed for applications requiring high withstand voltage and medium current. The device has a drain-source breakdown voltage (VDS) of up to 650V, supports a maximum gate drive voltage (VGS) of ±30V, and a turn-on voltage (Vth) of 3.5V. Its on-resistance (RDS(ON)) is 680mΩ at VGS=10V, and the rated drain current (ID) is 12A. K9A45D-VB uses planar technology (Plannar), which shows good stability and reliability in high voltage applications, and is suitable for use in multiple fields such as power conversion and control.
K9A45D-VB is a high voltage single N-channel power MOSFET in TO220F package, designed for applications requiring high withstand voltage and medium current. The device has a drain-source breakdown voltage (VDS) of up to 650V, supports a maximum gate drive voltage (VGS) of ±30V, and a turn-on voltage (Vth) of 3.5V. Its on-resistance (RDS(ON)) is 680mΩ at VGS=10V, and the rated drain current (ID) is 12A. K9A45D-VB uses planar technology (Plannar), which shows good stability and reliability in high voltage applications, and is suitable for use in multiple fields such as power conversion and control.
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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 | 650V | 3.5V | 12A | 680mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 12A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 12A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
2. K9A45D-VB Detailed parameter description
- **Package type**: TO220F
- **Channel configuration**: Single N-channel
- **Drain-source breakdown voltage (VDS)**: 650V
- **Gate voltage (VGS)**: ±30V
- **Throughput voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**: 680mΩ @ VGS=10V
- **Drain current (ID)**: 12A
- **Technology type**: Plannar
- **Operating temperature range**: -55°C to 150°C
- **Power consumption**: With good thermal management characteristics, suitable for long-term operation
- **Switching speed**: Suitable for low-frequency switching applications
- **Package type**: TO220F
- **Channel configuration**: Single N-channel
- **Drain-source breakdown voltage (VDS)**: 650V
- **Gate voltage (VGS)**: ±30V
- **Throughput voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**: 680mΩ @ VGS=10V
- **Drain current (ID)**: 12A
- **Technology type**: Plannar
- **Operating temperature range**: -55°C to 150°C
- **Power consumption**: With good thermal management characteristics, suitable for long-term operation
- **Switching speed**: Suitable for low-frequency switching applications
Domain and module applications：
3. Application fields and module examples
**1. High-voltage power converters**:
K9A45D-VB is ideal for high-voltage power converters, capable of handling voltages up to 650V. This high voltage withstand characteristic enables it to effectively manage power, thereby improving overall conversion efficiency, and is widely used in industrial power and commercial power solutions.
**2. Inverter applications**:
In inverters, this MOSFET can be used to convert DC to AC, especially in high-voltage and high-power applications, such as photovoltaic inverters. Its stable switching performance and high-voltage withstand characteristics make it perform well in new energy equipment.
**3. Motor control**:
K9A45D-VB is suitable for use in motor drive and control systems, especially in high-voltage applications, providing stable current switching to ensure efficient operation of the motor. This is especially important in automation equipment and industrial drive systems.
**4. Lighting control system**:
In high-voltage lighting systems, this MOSFET can be used for on/off control of lamps to ensure stable operation under high voltage conditions. Its high withstand voltage and medium current capability give it good performance in lighting control.
**5. Power management and protection**:
K9A45D-VB is also suitable for power management modules such as overvoltage protection and current limiting devices. Through its high withstand voltage capability, it can protect downstream equipment under various electrical fault conditions and ensure the safe operation of the system.
**1. High-voltage power converters**:
K9A45D-VB is ideal for high-voltage power converters, capable of handling voltages up to 650V. This high voltage withstand characteristic enables it to effectively manage power, thereby improving overall conversion efficiency, and is widely used in industrial power and commercial power solutions.
**2. Inverter applications**:
In inverters, this MOSFET can be used to convert DC to AC, especially in high-voltage and high-power applications, such as photovoltaic inverters. Its stable switching performance and high-voltage withstand characteristics make it perform well in new energy equipment.
**3. Motor control**:
K9A45D-VB is suitable for use in motor drive and control systems, especially in high-voltage applications, providing stable current switching to ensure efficient operation of the motor. This is especially important in automation equipment and industrial drive systems.
**4. Lighting control system**:
In high-voltage lighting systems, this MOSFET can be used for on/off control of lamps to ensure stable operation under high voltage conditions. Its high withstand voltage and medium current capability give it good performance in lighting control.
**5. Power management and protection**:
K9A45D-VB is also suitable for power management modules such as overvoltage protection and current limiting devices. Through its high withstand voltage capability, it can protect downstream equipment under various electrical fault conditions and ensure the safe operation of the system.
* 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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