Overview
The NCV6324BMTAATBG, produced by onsemi, is a synchronous buck converter designed to optimize power supply for various subsystems in portable applications. This device is capable of operating with input voltages ranging from 2.5 V to 5.5 V and can deliver up to 2 A of output current. It features a high switching frequency of 3 MHz, which allows the use of small-sized inductors and capacitors, enhancing overall system efficiency and compactness.
The NCV6324BMTAATBG is particularly suited for applications powered by one-cell Li-ion or three-cell Alkaline/NiCd/NiMH batteries. It incorporates synchronous rectification, input supply voltage feedforward control, and various protection mechanisms such as overcurrent protection, thermal shutdown, and active output discharge.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.5 - 5.5 | V |
| Output Current Capability | Up to 2 | A |
| Switching Frequency | 2.7 - 3.3 | MHz |
| Output Voltage Range | 0.6 - VIN | V |
| Package Type | WDFN8, 2x2 mm, 0.5 mm Pitch | - |
| Maximum Height | 0.8 | mm |
| Thermal Shutdown Threshold | 170 | °C |
| ESD Rating (HBM) | 2000 | V |
| ESD Rating (MM) | 200 | V |
Key Features
- Synchronous Rectification: Improves system efficiency by reducing power losses.
- External Adjustable Voltage: Allows for flexible output voltage settings.
- High Switching Frequency: 3 MHz switching frequency enables the use of small inductors and capacitors.
- Input Supply Voltage Feedforward Control: Handles wide input voltage ranges effectively.
- Enable Input and Power Good Output Option: Provides control and monitoring capabilities.
- Soft-Start: Limits inrush current during startup.
- Overcurrent Protection and Active Discharge: Protects the device from overcurrent and discharges the output capacitor when disabled.
- Thermal Shutdown Protection: Prevents overheating by shutting down the device if the temperature exceeds 170°C.
- Compact Package: WDFN8 package with a maximum height of 0.8 mm, suitable for super thin applications.
Applications
- Cellular Phones, Smart Phones, and PDAs
- Portable Media Players
- Digital Still Cameras
- Wireless and DSL Modems
- USB Powered Devices
- Point of Load Applications
- Game and Entertainment Systems
Q & A
- What is the input voltage range of the NCV6324BMTAATBG?
The input voltage range is from 2.5 V to 5.5 V.
- What is the maximum output current capability of the NCV6324BMTAATBG?
The device can deliver up to 2 A of output current.
- What is the switching frequency of the NCV6324BMTAATBG?
The switching frequency is between 2.7 MHz and 3.3 MHz.
- What type of package does the NCV6324BMTAATBG come in?
The device is available in a WDFN8 package with a 2x2 mm footprint and 0.5 mm pitch.
- Does the NCV6324BMTAATBG have thermal shutdown protection?
- What is the purpose of the soft-start feature in the NCV6324BMTAATBG?
The soft-start feature limits inrush current during startup, preventing voltage spikes and ensuring a smooth power-up sequence.
- How does the NCV6324BMTAATBG handle overcurrent conditions?
The device features cycle-by-cycle current limitation to protect against overcurrent conditions.
- Is the NCV6324BMTAATBG RoHS compliant?
- What is the typical application for the NCV6324BMTAATBG in terms of battery types?
The device is optimized for applications powered by one-cell Li-ion or three-cell Alkaline/NiCd/NiMH batteries.
- Does the NCV6324BMTAATBG have an active output discharge feature?
