Overview
The NCP330MUTBG is a high-side N-channel MOSFET power distribution switch designed and manufactured by onsemi. This device is optimized for mobile applications, featuring a soft-start sequence of 2 ms to limit large voltage surges. It operates within an input voltage range of 1.8 V to 5.5 V and can handle DC currents up to 3 A, with peak currents reaching up to 5 A. The NCP330MUTBG is known for its low RDS(on) resistance, reverse voltage protection, and integrated ESD protection, making it suitable for various portable electronic devices.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range (VIN) | 1.8 | 5.5 | V | |
| DC Current (IOUT) | 3 | A | ||
| Peak Current (IOUT) | 5 | A | ||
| Static Drain-Source On-Resistance (RDS(on)) | 26 | 50 | mΩ | |
| Output Rise Time (TR) | 0.5 | 2 | 4 | ms |
| Output Fall Time (TF) | 4 | ms | ||
| Enable Input Voltage (VEN) | 0 | 5.5 | V | |
| High-Level Input Voltage (VIH) | 1.15 | V | ||
| Low-Level Input Voltage (VIL) | 0.85 | V | ||
| Ambient Temperature Range (TA) | -40 | 85 | °C | |
| Junction Temperature Range (TJ) | -40 | 125 | °C |
Key Features
- Low RDS(on) Resistance: The NCP330MUTBG features a very low static drain-source on-resistance, allowing for efficient power distribution.
- Soft-Start Sequence: A built-in soft-start circuitry limits large voltage surges, ensuring smooth power-on transitions.
- Reverse Voltage Protection: The device includes reverse voltage protection to prevent damage from incorrect voltage polarity.
- ESD Protection: Compliant with IEC61000-4-2 (Level 4) and Human Body Model (HBM) ESD ratings, providing robust protection against electrostatic discharge.
- Automatic Enable/Disable: The device is automatically turned on when a power supply is connected to the Vin pin and turned off when no Vin is present, reducing current consumption from the battery.
- Thermal Management: The UDFN4 package with an exposed pad for heat dissipation helps in managing thermal performance.
- Compliance and Qualification: AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
Applications
- Mobile Phones: Ideal for power management in mobile phones due to its low power consumption and high efficiency.
- Tablets: Suitable for tablets requiring reliable and efficient power distribution.
- Digital Cameras: Used in digital cameras to manage power supply efficiently.
- GPS Devices: Applicable in GPS devices for robust power management.
- Computers: Can be used in various computer systems for reliable power distribution.
Q & A
- What is the operating voltage range of the NCP330MUTBG?
The operating voltage range is from 1.8 V to 5.5 V.
- What is the maximum DC current the NCP330MUTBG can handle?
The device can handle up to 3 A of DC current.
- What is the purpose of the soft-start sequence in the NCP330MUTBG?
The soft-start sequence limits large voltage surges during power-on transitions.
- Does the NCP330MUTBG have built-in ESD protection?
Yes, it is compliant with IEC61000-4-2 (Level 4) and Human Body Model (HBM) ESD ratings.
- How does the NCP330MUTBG manage thermal performance?
The device uses a UDFN4 package with an exposed pad for heat dissipation.
- Is the NCP330MUTBG suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable.
- What is the typical application circuit for the NCP330MUTBG?
The typical application circuit involves connecting the device to a power supply, with capacitors on the input and output for decoupling.
- How does the enable input work on the NCP330MUTBG?
The enable input is active high, turning the power switch on when Vin is applied and off when Vin is not present.
- What are the recommended capacitors for the input and output of the NCP330MUTBG?
A 1 μF capacitor is recommended for both the input and output, though the output capacitor can be reduced to 100 nF under controlled conditions.
- What is the maximum junction temperature for the NCP330MUTBG?
The maximum junction temperature is 125°C.
