Overview
The NCP114AMX110TCG is a high-performance 300 mA Low Dropout Linear Regulator (LDO) produced by onsemi. This device is designed to provide a very stable, accurate voltage with low noise, making it suitable for space-constrained, noise-sensitive applications. It is particularly optimized for battery-operated portable devices, featuring dynamic quiescent current adjustment to minimize power consumption at no-load conditions.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|
| Operating Input Voltage (VIN) | - | 1.7 | 5.5 | V |
| Output Voltage (VOUT) | 1.1 | - | - | V |
| Output Current (IOUT) | 300 | - | - | mA |
| Low Dropout Voltage | 135 mV | - | - | mV |
| Quiescent Current (IQ) | 50 μA | - | - | μA |
| Power Supply Rejection Ratio (PSRR) at 1 kHz | 75 dB | - | - | dB |
| Output Voltage Accuracy | +/- 1% | - | - | % |
| Thermal Shutdown Threshold | 160°C | - | - | °C |
| Package Type | uDFN-4 | - | - | - |
Key Features
- Low Quiescent Current: Typical quiescent current of 50 μA, making it suitable for battery-powered applications.
- Low Dropout Voltage: 135 mV typical at 300 mA.
- High PSRR: Over 75 dB at 1 kHz, ensuring good noise rejection.
- Thermal Shutdown and Current Limit Protections: Protects against overheating and overcurrent conditions.
- Enable Function: Allows the device to be enabled or disabled via the EN pin, with an active discharge feature.
- Small Package Size: Available in a compact uDFN-4 package, ideal for space-constrained designs.
- Output Decoupling: Requires a minimum effective capacitance of 0.22 μF for stability, with recommendations for X5R or X7R capacitors.
Applications
- Touchscreen Controller Supply: Suitable for touchscreen controllers in various devices.
- Wireless Modules: Ideal for wireless modules in smartphones, tablets, and other portable devices.
- Camera Supply Modules: Can be used to power camera modules in smartphones and tablets.
- MCU and Low Power FPGA Supply: Suitable for powering microcontrollers and low-power FPGAs.
- Smartphones and Tablets: Commonly used in smartphones and tablets for their low power consumption and high stability.
- Portable Devices: Used in various portable devices such as wireless handsets and IP cameras.
Q & A
- What is the typical quiescent current of the NCP114AMX110TCG?
The typical quiescent current is 50 μA.
- What is the operating input voltage range of the NCP114AMX110TCG?
The operating input voltage range is from 1.7 V to 5.5 V.
- What is the output voltage of the NCP114AMX110TCG?
The output voltage is 1.1 V.
- What is the maximum output current of the NCP114AMX110TCG?
The maximum output current is 300 mA.
- What is the typical dropout voltage of the NCP114AMX110TCG at 300 mA?
The typical dropout voltage is 135 mV at 300 mA.
- Does the NCP114AMX110TCG have thermal shutdown protection?
- What type of package is the NCP114AMX110TCG available in?
- What is the recommended output capacitor for the NCP114AMX110TCG?
- Does the NCP114AMX110TCG have an enable function?
- What are some common applications of the NCP114AMX110TCG?
