Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| TO220 |
Single-N |
30V |
|
1.7V |
120A |
|
|
3mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| TO220 |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| TO220 |
Single-N |
30V |
|
1.7V |
120A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| TO220 |
Single-N |
30V |
|
1.7V |
120A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| TO220 |
Single-N |
|
|
|
|
|
|
|
Detailed parameter description
- **Package**: TO220
- **Configuration**: Single N-channel
- **Drain-source voltage (VDS)**: 30V
- **Gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: 1.7V
- **On-resistance (RDS(ON))**:
- 4mΩ @ VGS=4.5V
- 3mΩ @ VGS=10V
- **Drain current (ID)**: 120A
- **Technology**: Trench
Domain and module applications：
Applications and modules
**Power management**
- **High power switch**: The CMP3803B-VB is ideal for high power power switch applications due to its low on-resistance (4mΩ @ VGS=4.5V and 3mΩ @ VGS=10V) and high current capability (120A). This feature enables it to excel in high-efficiency power converters, regulated power supplies, and high-power power management modules, effectively reducing switching losses and improving system efficiency.
- **DC-DC converter**: In DC-DC converters, the CMP3803B-VB can be used as the main switch or synchronous rectification switch to improve conversion efficiency and reduce energy losses. Its high current handling capability and low on-resistance enable it to meet the requirements of high-efficiency power modules.
**Automotive electronics**
- **Electric vehicle power system**: In the power system of electric vehicles, the CMP3803B-VB can be used for battery management systems and electric drive systems. Its high current capability and low on-resistance ensure the efficiency of the battery charging and discharging process and the stability of the electric drive system.
- **Automotive power switch**: CMP3803B-VB is also suitable for automotive power switch applications to control various electrical loads of electric vehicles, such as lights, heaters and other electrical equipment, providing a stable and reliable power management solution.
**Industrial control**
- **Load switch**: In industrial control systems, this MOSFET can be used as a switch for high-power loads, suitable for motor drive, load switching and relay replacement applications. Its high current handling capability and low on-resistance enable it to effectively control high-power loads, ensuring the efficiency and stability of the system.
- **Motor drive**: In industrial motor drive applications, CMP3803B-VB can be used as a switching element to control the start, stop and speed regulation of the motor. Its low on-resistance and high current capability enable it to perform well in motor control systems, improving the efficiency and reliability of the system.
The high current carrying capability and low on-resistance of CMP3803B-VB make it an ideal choice for high power applications and power management systems. Its wide application in power switching, electric vehicle power management and industrial control demonstrates its superior performance and reliability.
* 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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