Product introduction：
Product Introduction: SI4493DY-T1-E3-VB
SI4493DY-T1-E3-VB is a high-performance unipolar P-channel MOSFET, packaged in SOP8 and using Trench technology, designed for high-efficiency and low-power loss applications. This MOSFET has a maximum drain-source voltage (VDS) of -30V, a gate-source voltage (VGS) that can withstand up to ±20V, a low on-resistance (RDS(ON)), and a maximum current carrying capacity of -13.5A. Its gate-source turn-on voltage (Vth) is -2.5V, and the on-resistance is 15mΩ at VGS=4.5V and 11mΩ at VGS=10V, effectively reducing energy loss and improving system efficiency. Due to its efficient switching characteristics, this MOSFET is widely used in various power management, battery management, load switches, motor drive systems and other fields.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| SOP8 |
Single-P |
-30V |
|
-2.5V |
-13.5A |
|
|
11mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| SOP8 |
Single-P |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| SOP8 |
Single-P |
-30V |
|
-2.5V |
-13.5A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SOP8 |
Single-P |
-30V |
|
-2.5V |
-13.5A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SOP8 |
Single-P |
|
|
|
|
|
|
|
Detailed parameter description:
- **Package form**: SOP8
- **Configuration**: Unipolar P-type channel
- **Maximum drain-source voltage (VDS)**: -30V
- **Maximum gate-source voltage (VGS)**: ±20V
- **Gate-source turn-on voltage (Vth)**: -2.5V
- **On-resistance (RDS(ON))**:
- 15mΩ @ VGS=4.5V
- 11mΩ @ VGS=10V
- **Maximum leakage current (ID)**: -13.5A
- **Technology type**: Trench technology (low conduction loss, optimized switching performance)
- **Applicable temperature range**: Typically -55°C to +150°C (please refer to the datasheet for details)
Domain and module applications：
Application fields and module examples:
1. **DC-DC converter**:
SI4493DY-T1-E3-VB is very suitable for DC-DC converters, especially in low voltage and high efficiency buck converters. The low on-resistance and fast switching characteristics of MOSFET give it the advantages of low energy loss and improved efficiency in converters. It is used in battery-powered portable devices, LED driver power supplies and mobile device chargers.
2. **Power management system**:
This MOSFET is widely used in power management modules (such as load switches and power switching circuits). In the power management system, it can provide stable current control and efficient switching operation, and is widely used in power management modules of embedded systems, consumer electronics, power adapters, computer power supplies and other devices.
3. **Battery management system**:
In the battery management (BMS) system, SI4493DY-T1-E3-VB can be used as a battery protection switch or charge and discharge control switch. It can provide low power loss current control during battery charging or discharging, extend battery life and improve battery safety. It is suitable for battery management of portable devices such as power tools, mobile power supplies, and electric toys.
4. **Load switch and motor drive**:
In DC motor drive systems, SI4493DY-T1-E3-VB is used as a load switch control to provide efficient current transmission. Due to its low RDS(ON), it can reduce energy loss and optimize current management during motor start, stop or operation. It is suitable for motor drive applications such as power tools, electric bicycles, and household appliances.
5. **Automotive electronics applications**:
In the field of automotive electronics, especially in applications such as battery management systems and on-board power modules in electric vehicles (EV) or hybrid electric vehicles (HEV), SI4493DY-T1-E3-VB provides efficient switching functions. It can control the charging and discharging process of the battery to ensure the safety and efficiency of the battery at work.
6. **Smart Home and Automation Equipment**:
SI4493DY-T1-E3-VB is also widely used in smart home and automation equipment. For example, in power management, lighting control, curtain adjustment and other modules in home automation systems, it can efficiently manage current switches, reduce power loss, and improve system stability and efficiency.
* 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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