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SSM1N45A-VB Product details
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1. **Product Introduction:**
SSM1N45A-VB is a high voltage single channel N-type MOSFET in SOT223 package, suitable for medium and low power switching power supplies and other high voltage applications. The maximum drain-source voltage (VDS) of this MOSFET is 650V, and it has a relatively low on-resistance of 5000mΩ and 4000mΩ at gate-source voltages of 4.5V and 10V respectively. Its maximum drain current (ID) is 2A, which is suitable for medium and low power switching and control applications. This MOSFET adopts Planar technology, providing excellent electrical characteristics and thermal performance, especially suitable for high voltage, high-efficiency switching power supplies, lighting control, motor control and other applications.
Due to its high voltage tolerance and moderate on-resistance, SSM1N45A-VB is very suitable for medium power power conversion systems and switching applications with relatively loose requirements on conduction losses in high voltage environments.
SSM1N45A-VB is a high voltage single channel N-type MOSFET in SOT223 package, suitable for medium and low power switching power supplies and other high voltage applications. The maximum drain-source voltage (VDS) of this MOSFET is 650V, and it has a relatively low on-resistance of 5000mΩ and 4000mΩ at gate-source voltages of 4.5V and 10V respectively. Its maximum drain current (ID) is 2A, which is suitable for medium and low power switching and control applications. This MOSFET adopts Planar technology, providing excellent electrical characteristics and thermal performance, especially suitable for high voltage, high-efficiency switching power supplies, lighting control, motor control and other applications.
Due to its high voltage tolerance and moderate on-resistance, SSM1N45A-VB is very suitable for medium power power conversion systems and switching applications with relatively loose requirements on conduction losses in high voltage environments.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | 4000mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N |
2. **Detailed parameter description:**
- **Model**: SSM1N45A-VB
- **Package type**: SOT223
- **Configuration**: Single-channel N-type MOSFET
- **Maximum drain-source voltage (VDS)**: 650V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 5000mΩ (at VGS=4.5V)
- 4000mΩ (at VGS=10V)
- **Maximum leakage current (ID)**: 2A
- **Technology**: Planar (planar structure technology)
- **Model**: SSM1N45A-VB
- **Package type**: SOT223
- **Configuration**: Single-channel N-type MOSFET
- **Maximum drain-source voltage (VDS)**: 650V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 5000mΩ (at VGS=4.5V)
- 4000mΩ (at VGS=10V)
- **Maximum leakage current (ID)**: 2A
- **Technology**: Planar (planar structure technology)
Domain and module applications：
*Application fields and module examples: **
#### （1）**Switching Power Supply (SMPS)**
SSM1N45A-VB is commonly used in switching power supply (SMPS) modules, especially those operating in the medium power range (up to 2A current) power supply design. Its 650V drain-source voltage makes it suitable for power supply systems with high voltage input, while its moderate on-resistance (4000mΩ to 5000mΩ) makes it perform well in applications where efficiency requirements are not so strict. For example, it can be used in low-power 12V or 24V power supply modules to provide efficient power conversion and stable output.
#### （2）**Lighting Control System**
In lighting control systems, SSM1N45A-VB can be used to regulate and control current flow. It can maintain stability during the switching operation of high-voltage loads and is suitable for use as a switching element in low-power high-voltage lighting systems. For example, this MOSFET can be used in street lighting, stage lighting or commercial lighting to achieve efficient switching operation and provide reliable control.
#### (3) **Power tools and home appliances**
SSM1N45A-VB is suitable for power switching circuits in power tools and home appliances, especially some low-power, high-voltage power supply applications. It can achieve current regulation and switching control in these devices, and is suitable for use in power modules of home appliances such as vacuum cleaners and desktop fans, providing stable and reliable performance.
#### (4) **Motor drive system**
This MOSFET can be used in small motor drive systems, especially low-power motor control, such as power control in toy motors and office equipment (such as printers, copiers, etc.). Its high voltage capability makes it suitable for controlling functions such as motor start, stop and speed regulation.
#### （5）**Battery Management System (BMS)**
In the battery management system (BMS), SSM1N45A-VB can be used as a battery protection switch, especially for small battery systems such as battery protection circuits of power tools, electric toys or household appliances. It can stably perform battery charge and discharge management in a high voltage environment to ensure that the battery operates within a safe voltage range.
#### （6）**Power Conversion System**
SSM1N45A-VB can also be used in some low-power power conversion modules, such as small inverters, DC-DC converters, etc. Its 650V drain-source voltage and 2A drain current carrying capacity make it suitable for converting low and medium power currents, especially in systems where the power conversion efficiency does not need to be extremely high.
These application examples demonstrate the applicability of SSM1N45A-VB in high voltage environments, especially in a wide range of applications such as relatively low-power switching power supplies, battery management, power tools, lighting systems, and power conversion.
#### （1）**Switching Power Supply (SMPS)**
SSM1N45A-VB is commonly used in switching power supply (SMPS) modules, especially those operating in the medium power range (up to 2A current) power supply design. Its 650V drain-source voltage makes it suitable for power supply systems with high voltage input, while its moderate on-resistance (4000mΩ to 5000mΩ) makes it perform well in applications where efficiency requirements are not so strict. For example, it can be used in low-power 12V or 24V power supply modules to provide efficient power conversion and stable output.
#### （2）**Lighting Control System**
In lighting control systems, SSM1N45A-VB can be used to regulate and control current flow. It can maintain stability during the switching operation of high-voltage loads and is suitable for use as a switching element in low-power high-voltage lighting systems. For example, this MOSFET can be used in street lighting, stage lighting or commercial lighting to achieve efficient switching operation and provide reliable control.
#### (3) **Power tools and home appliances**
SSM1N45A-VB is suitable for power switching circuits in power tools and home appliances, especially some low-power, high-voltage power supply applications. It can achieve current regulation and switching control in these devices, and is suitable for use in power modules of home appliances such as vacuum cleaners and desktop fans, providing stable and reliable performance.
#### (4) **Motor drive system**
This MOSFET can be used in small motor drive systems, especially low-power motor control, such as power control in toy motors and office equipment (such as printers, copiers, etc.). Its high voltage capability makes it suitable for controlling functions such as motor start, stop and speed regulation.
#### （5）**Battery Management System (BMS)**
In the battery management system (BMS), SSM1N45A-VB can be used as a battery protection switch, especially for small battery systems such as battery protection circuits of power tools, electric toys or household appliances. It can stably perform battery charge and discharge management in a high voltage environment to ensure that the battery operates within a safe voltage range.
#### （6）**Power Conversion System**
SSM1N45A-VB can also be used in some low-power power conversion modules, such as small inverters, DC-DC converters, etc. Its 650V drain-source voltage and 2A drain current carrying capacity make it suitable for converting low and medium power currents, especially in systems where the power conversion efficiency does not need to be extremely high.
These application examples demonstrate the applicability of SSM1N45A-VB in high voltage environments, especially in a wide range of applications such as relatively low-power switching power supplies, battery management, power tools, lighting systems, and power conversion.
* 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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