Product introduction：
1. Product Introduction
**SI7615DN-VB** is a **field effect transistor (MOSFET)** with **unipolar P-Channel** configuration, using **DFN8(3x3)** package, suitable for high-efficiency, high-power circuit applications. The **drain-source voltage (V_DS)** of this device is -20V, suitable for circuit systems that require negative voltage control. Its **gate-source voltage (V_GS)** is ±12V, which can support higher gate drive voltage and has good control performance. The **threshold voltage (V_th)** of this product is -1.2V, ensuring that it can be turned on at a lower gate voltage. Its **on-resistance (R_DS(on))** is very low, 6mΩ (V_GS = 4.5V) and 4mΩ (V_GS = 10V), respectively, which can effectively reduce power loss and is suitable for power applications that require high efficiency. **The maximum current (I_D)** is -52A, which can handle high current loads and is particularly suitable for modules such as power management, battery drive and DC-DC conversion.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| DFN8(3X3) |
Single-P |
-20V |
|
-1.2V |
-52A |
|
|
4mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| DFN8(3X3) |
Single-P |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| DFN8(3X3) |
Single-P |
-20V |
|
-1.2V |
-52A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| DFN8(3X3) |
Single-P |
-20V |
|
-1.2V |
-52A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| DFN8(3X3) |
Single-P |
|
|
|
|
|
|
|
2. Detailed parameter description
- **Model**: SI7615DN-VB
- **Package**: DFN8(3x3)
- **Configuration**: Unipolar P-Channel
- **Drain-source voltage (V_DS)**: -20V
- **Gate-source voltage (V_GS)**: ±12V
- **Threshold voltage (V_th)**: -1.2V
- **On-resistance (R_DS(on))**:
- 6mΩ @ V_GS = 4.5V
- 4mΩ @ V_GS = 10V
- **Maximum leakage current (I_D)**: -52A
- **Technology**: Trench technology
Domain and module applications：
3. Applications and module examples
**1. Power management **
- **Application scenarios**: In power management modules, the low on-resistance characteristics of SI7615DN-VB make it ideal in buck and boost converters. It can be used in DC-DC converters to provide high efficiency and low power loss, especially for circuits that require negative power supply voltage control.
- **Example**: In a battery-powered power module, SI7615DN-VB is used as a P-Channel MOSFET for efficient voltage conversion, maximizing battery life and improving energy efficiency.
**2. Electric vehicle (EV) battery management system **
- **Application scenarios**: In electric vehicles, the battery management system (BMS) is responsible for controlling and monitoring the charging and discharging process of the battery. Due to its high current carrying capacity, SI7615DN-VB can provide efficient current switching in battery charge and discharge control circuits, and can also effectively reduce power losses in the input and output control of the battery power supply.
- **Example**: In the battery protection circuit of electric vehicles, this MOSFET is used to efficiently switch the battery to ensure that the battery does not overload during the charging and discharging process.
**3. Motor drive system**
- **Application scenario**: In the motor drive system, especially the drive circuit of DC motor and brushless DC motor (BLDC), SI7615DN-VB can be used to provide low-loss current switching, control the start, stop and speed regulation of the motor, and ensure the efficient operation of the system.
- **Example**: In smart home devices (such as electric curtains, fans, etc.), SI7615DN-VB can be used as part of the motor control module to help achieve smooth and efficient motor drive.
**4. Solar panel power system**
- **Application scenario**: In the solar inverter, SI7615DN-VB can be used as a switching element to help efficiently convert the DC power output by the solar panel into AC power. Its low on-resistance and high current carrying capacity ensure that the inverter works efficiently and reduces energy loss.
- **Example**: In the inverter of a photovoltaic power generation system, SI7615DN-VB is used to convert the DC power generated by solar cells into AC power for use in home or industrial equipment.
**5. Load switching and protection circuits**
- **Application scenarios**: This MOSFET can be used in load switching circuits to accurately control the on and off of loads. Especially in applications that require negative power control, SI7615DN-VB can respond quickly to load changes and avoid overloads due to its low R_DS(on) and high current capability.
- **Example**: In high-power power supply systems, SI7615DN-VB is used to control the switching of loads to ensure that the circuit can be quickly protected in the event of a load overload or short circuit.
* 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
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