**Detailed parameter description:**.
- **Model:** NTR4003NT3G-VB.
- **Silkscreen:** VB1330.
- **Brand:** VBsemi.
- **Package:** SOT23.
- **Channel type:** N-Channel.
- **Rated voltage (Vds):** 30V.
- **Rated current (Id):** 6.5A.
- **On-resistance (RDS(ON)):** 30mΩ @ VGS=10V, VGS=20V.
- **Threshold voltage (Vth):** 1.2~2.2V.
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**Application Introduction:**.
Suitable for low voltage, low power switching applications, with lower on-resistance, can achieve efficient power control and switching operation. .
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**Main application areas and modules:**.
1. **Mobile devices:** Used in power management modules in mobile devices such as mobile phones and tablets to achieve efficient battery power management. .
2. **Small power adapters:** In small power adapters, it can be used as a switching element to improve energy conversion efficiency. .
3. **LED lighting control:** Suitable for LED lighting control modules to provide dimming and switching functions. .
4. **Battery charge and discharge management:** In battery charge and discharge management circuits, it is used to efficiently control the charging and discharging process. .
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**Function:**.
NTR4003NT3G-VB, as an N-channel MOSFET, is mainly used as a low-voltage, low-power switch, which can provide efficient power control in small electronic devices. .
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**Precautions for use:**.
1. **Voltage level:** Make sure to use it within the specified rated voltage range and avoid exceeding the maximum rated voltage. .
2. **Current Limitation:** Do not exceed the specified maximum rated current to prevent damage to the components. .
3. **Temperature:** Pay attention to the operating temperature range and ensure that it is used under appropriate temperature conditions. .
4. **Drive Voltage:** Apply appropriate drive voltage to the control end (Gate) to ensure reliable switching operation. .
5. **Threshold Voltage Range:** Pay attention to the threshold voltage range and ensure normal operation within the specified range. .
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The above is a brief description of the detailed parameters, applications and usage precautions of NTR4003NT3G-VB. Make sure to operate according to the instructions in the specification and data sheet.