Overview
The NCP170AXV310T2G is a part of the NCP170 series of CMOS low dropout regulators (LDOs) designed by onsemi. These regulators are specifically tailored for portable battery-powered applications that require ultra-low quiescent current. The NCP170 series ensures long battery life and features a dynamic transient boost to improve device transient response, particularly beneficial for wireless communication applications.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Operating Input Voltage (VIN) | 2.2 | - | 5.5 | V |
| Output Voltage (VOUT) | 3.09 | 3.1 | 3.11 | V |
| Quiescent Current (IQ) | - | 0.5 | 0.9 | μA |
| Dropout Voltage (VDO) | - | 170 | 240 | mV |
| Output Current (IOUT) | - | - | 150 | mA |
| Line Regulation | - | 0.05 | 0.20 | %/V |
| Load Regulation | -20 | 1 | 20 | mV |
| Power Supply Rejection Ratio (PSRR) | - | 30 | - | dB |
| Thermal Resistance (RJA) | - | 200 | - | °C/W |
| Maximum Junction Temperature (TJ(MAX)) | - | - | 150 | °C |
Key Features
- Ultra-Low Quiescent Current: Typical quiescent current of 0.5 μA, ensuring long battery life.
- Low Dropout Voltage: Typical dropout voltage of 170 mV at 150 mA.
- High Output Voltage Accuracy: ±1% output voltage accuracy.
- Stable with Ceramic Capacitors: Stable operation with 1 μF ceramic capacitors.
- Over-Current Protection and Thermal Shutdown: Built-in protection mechanisms to prevent device damage.
- Dynamic Transient Boost: Enhances device transient response, particularly useful for wireless communication applications.
- Small Package Options: Available in XDFN4, SOT-563, and TSOP-5 packages.
Applications
- Portable Battery-Powered Devices: Ideal for devices that require low power consumption and long battery life.
- Wireless Communication Devices: The dynamic transient boost feature makes it suitable for wireless communication applications.
- IoT Devices: Suitable for Internet of Things (IoT) devices that need efficient power management.
- Consumer Electronics: Can be used in various consumer electronics requiring low dropout voltage and high efficiency.
Q & A
- What is the typical quiescent current of the NCP170AXV310T2G?
The typical quiescent current is 0.5 μA.
- What is the output voltage range of the NCP170 series?
The output voltage range is from 1.2 V to 3.6 V in 0.1 V steps.
- What is the maximum output current of the NCP170AXV310T2G?
The maximum output current is 150 mA.
- What is the typical dropout voltage at 150 mA?
The typical dropout voltage at 150 mA is 170 mV.
- Does the NCP170AXV310T2G have built-in protection mechanisms?
Yes, it has over-current protection and thermal shutdown protection.
- What are the package options available for the NCP170 series?
The device is available in XDFN4, SOT-563, and TSOP-5 packages.
- What is the operating input voltage range of the NCP170AXV310T2G?
The operating input voltage range is from 2.2 V to 5.5 V.
- Is the NCP170AXV310T2G stable with ceramic capacitors?
Yes, it is stable with 1 μF ceramic capacitors.
- What is the power supply rejection ratio (PSRR) of the NCP170AXV310T2G?
The PSRR is typically 30 dB at 1 kHz.
- What are some common applications of the NCP170AXV310T2G?
Common applications include portable battery-powered devices, wireless communication devices, IoT devices, and consumer electronics.
