Overview
The NCP114AMX180TCG is a high-performance, 300 mA CMOS Low Dropout Linear Regulator (LDO) produced by onsemi. This device is designed to provide a stable and efficient voltage regulation solution, making it suitable for various battery-powered applications. It features a very low quiescent current, high power supply rejection ratio (PSRR), and excellent dynamic performance, ensuring robust operation under different load and line transients.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Input Voltage | 5.5 | V |
| Minimum Input Voltage | 1.7 | V |
| Fixed Output Voltage | 1.8 | V |
| Maximum Output Current | 300 | mA |
| Typical Quiescent Current | 50 | µA |
| Maximum Operating Temperature | 150 | °C (TJ) |
| Output Noise Voltage | 70 | µVrms |
| Protection Features | Over Current, Over Temperature, Short Circuit | |
| Package Type | 4-UDFN (1.0x1.0) | |
| RoHS Compliance | Compliant |
Key Features
- Low Dropout Voltage: Typical dropout voltage of 135 mV at 300 mA.
- Low Quiescent Current: Typical quiescent current of 50 µA and standby current consumption of 0.1 µA.
- High PSRR: Power supply rejection ratio over 75 dB at 1 kHz.
- Protection Features: Overcurrent, overtemperature, and short-circuit protection.
- Enable Function: The device can be enabled or disabled via the EN pin, with an active discharge function.
- Thermal Shutdown: The device disables when the die temperature exceeds 160°C and re-enables when it drops below 140°C).
Applications
The NCP114AMX180TCG is highly suitable for various battery-powered applications, including:
- Tablets
- Cellular phones
- Wireless devices
- Other portable electronic devices
Its low quiescent current and high PSRR make it an ideal choice for applications requiring efficient and stable voltage regulation.
Q & A
- What is the maximum input voltage for the NCP114AMX180TCG?
The maximum input voltage is 5.5 V).
- What is the fixed output voltage of the NCP114AMX180TCG?
The fixed output voltage is 1.8 V).
- What is the typical quiescent current of the NCP114AMX180TCG?
The typical quiescent current is 50 µA).
- Does the NCP114AMX180TCG have overcurrent protection?
Yes, it has overcurrent, overtemperature, and short-circuit protection features).
- How does the enable function work on the NCP114AMX180TCG?
The device can be enabled or disabled via the EN pin. If the EN pin voltage is <0.4 V, the device is disabled, and if it is >0.9 V, the device is enabled).
- What is the thermal shutdown threshold for the NCP114AMX180TCG?
The thermal shutdown threshold is typically 160°C, and the device re-enables when the temperature drops below 140°C).
- What type of capacitors are recommended for input and output decoupling?
Ceramic X5R or X7R capacitors are recommended for both input and output decoupling due to their low ESR and ESL).
- What is the power supply rejection ratio (PSRR) of the NCP114AMX180TCG?
The PSRR is over 75 dB at 1 kHz).
- Is the NCP114AMX180TCG RoHS compliant?
Yes, the NCP114AMX180TCG is RoHS compliant).
- What is the package type of the NCP114AMX180TCG?
The package type is 4-UDFN (1.0x1.0)).
