Model: UT100N03L-VB. Silk screen: VBM1303. Brand: VBsemi. . Detailed parameter description:. - Type: N-channel MOSFET. - Rated voltage (Vds): 30V. - Rated current (Id): 120A. - On-resistance (RDS(ON)): 3mΩ @ 10V, 4mΩ @ 4.5V, 20Vgs. - Threshold voltage (Vth): 1.7V. - Package type: TO220. . Application introduction:. UT100N03L-VB is an N-channel MOSFET with the characteristics of low on-resistance, low threshold voltage and high rated current, suitable for various electronic applications. The following are possible applications for this product: . . 1. Power management module: . The low on-resistance and high rated current of UT100N03L-VB make it an ideal choice in power management modules. It can be used in switching regulators, DC-DC converters, and power switches to help improve power efficiency and reduce energy loss. . . 2. Motor drive: . This MOSFET is suitable for motor drives such as power tools, electric vehicle motor control, and brushless DC motor control. Its high current handling capability and low on-resistance provide efficient motor control and better performance. . . 3. Battery protection circuit: . In lithium battery protection circuits, UT100N03L-VB can be used to disconnect the battery charge and discharge circuit to protect the battery from overcharge and over-discharge. Low on-resistance helps reduce energy loss. . . 4. LED Driver: . Due to its low on-resistance and low threshold voltage, this MOSFET is suitable for LED driver circuits, helping to achieve efficient LED lighting systems. . . 5. Electronic Switch: . In various electronic switch applications, UT100N03L-VB can be used in switching circuits such as switching power supplies, switching circuit protection, and power switches. . . In summary, UT100N03L-VB is a versatile N-channel MOSFET suitable for many different field modules, including power management, motor control, battery protection, LED driving, and electronic switching. Its performance characteristics make it excel in high-power applications and help improve the efficiency and performance of the system. Please refer to its data sheet in the specific application to ensure correct use. .