Overview
The NCP6324BMTAATBG is a synchronous buck converter from onsemi, designed to optimize power supply for various subsystems in portable applications. This device is part of the NCP/NCV6324 family, which supports power sources such as one-cell Li-ion or three-cell Alkaline/NiCd/NiMH batteries. It features a high switching frequency of 3 MHz, enabling the use of small inductors and capacitors, and offers improved system efficiency through synchronous rectification and automatic PWM/PFM power save modes.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Input Voltage Range (VIN) | 2.5 | - | 5.5 | V |
| Output Current (IOUT) | - | - | 2 | A |
| Switching Frequency (FSW) | 2.7 | 3.0 | 3.3 | MHz |
| Feedback Voltage (VFB) | 594 | 600 | 606 | mV |
| Enable Input High Voltage (VEN_H) | - | - | 1.1 | V |
| Enable Input Low Voltage (VEN_L) | - | - | 0.4 | V |
| Thermal Shutdown Threshold (TSD) | - | - | 150 | °C |
| Package Type | - | - | WDFN8, 2x2mm, 0.5mm Pitch | - |
Key Features
- External adjustable output voltage
- Up to 2 A output current
- 3 MHz switching frequency
- Synchronous rectification
- Automatic PWM/PFM power save mode
- Enable input with internal filter
- Power Good output option (NCx6324B)
- Soft start to limit inrush current
- Over current protection with cycle-by-cycle current limitation
- Active output discharge when disabled
- Thermal shutdown protection
- Pb-free, halogen-free/BFR-free, and RoHS compliant
- AEC-Q100 qualified and PPAP capable for automotive applications (NCV prefix)
Applications
- Cellular phones, smartphones, 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 NCP6324BMTAATBG?
The input voltage range is from 2.5 V to 5.5 V.
- What is the maximum output current of the NCP6324BMTAATBG?
The maximum output current is up to 2 A.
- What is the switching frequency of the NCP6324BMTAATBG?
The switching frequency is typically 3 MHz.
- Does the NCP6324BMTAATBG have a power good output option?
- How does the soft start feature work in the NCP6324BMTAATBG?
The soft start feature limits inrush current by ramping up the output voltage over a specified time after the enable signal is applied.
- What kind of protection does the NCP6324BMTAATBG have against overcurrent?
The device has cycle-by-cycle current limitation to protect against overcurrent.
- Is the NCP6324BMTAATBG suitable for automotive applications?
- What is the package type of the NCP6324BMTAATBG?
The package type is WDFN8, with a size of 2x2mm and a 0.5mm pitch.
- Does the NCP6324BMTAATBG have thermal shutdown protection?
- Is the NCP6324BMTAATBG RoHS compliant?
