Overview
The NCV8177AMX180TCG is a high-performance linear voltage regulator (LDO) produced by onsemi. This CMOS LDO regulator is designed to provide a stable and accurate output voltage with low noise and high Power Supply Rejection Ratio (PSRR), making it suitable for power-sensitive applications such as RF blocks in automotive infotainment systems. The device features a low dropout voltage, high output current capability, and robust protection mechanisms including over-current protection and thermal shutdown.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage | 1.6 | 5.5 | V | |
| Output Voltage | 0.75 | 1.8 | 3.6 | V |
| Output Current | 500 | Internally Limited | mA | |
| Quiescent Current | 60 | μA | ||
| Dropout Voltage | 200 | mV @ 500 mA | ||
| Output Voltage Accuracy | −0.8% | 0.8% | % | |
| Power Supply Rejection Ratio (PSRR) | 75 | dB @ 1 kHz | ||
| Thermal Shutdown Temperature | 175 | °C | ||
| Package | XDFN4, WDFNW8 |
Key Features
- Operating Input Voltage Range: 1.6 V to 5.5 V
- Output Voltage Range: 0.7 V to 3.6 V
- Low Dropout: 200 mV Typ. at 500 mA
- High Output Voltage Accuracy: ±0.8%
- Stable with Small 1 μF Ceramic Capacitors
- Over-current Protection and Thermal Shutdown Protection
- With (NCV8177A) and Without (NCV8177B) Output Discharge Function
- AEC-Q100 Qualified and PPAP Capable
- Pb-Free Device
Applications
- Lights
- Instrument Equipment
- Cameras, Camcorders, Sensors
- RF blocks in automotive infotainment systems
- Portable applications requiring low noise and high precision
Q & A
- What is the maximum output current of the NCV8177AMX180TCG?
The maximum output current is 500 mA.
- What is the input voltage range for the NCV8177AMX180TCG?
The input voltage range is from 1.6 V to 5.5 V.
- What is the typical dropout voltage of the NCV8177AMX180TCG?
The typical dropout voltage is 200 mV at 500 mA.
- Does the NCV8177AMX180TCG have over-current protection?
Yes, it has over-current protection and short circuit protection.
- What is the thermal shutdown temperature of the NCV8177AMX180TCG?
The thermal shutdown temperature is 175°C.
- Is the NCV8177AMX180TCG AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified and PPAP capable.
- What are the available package options for the NCV8177AMX180TCG?
The device is available in XDFN4 and WDFNW8 packages.
- Does the NCV8177AMX180TCG have an output discharge function?
Yes, the NCV8177A option includes an output discharge function.
- What is the quiescent current of the NCV8177AMX180TCG?
The quiescent current is typically 60 μA.
- What is the Power Supply Rejection Ratio (PSRR) of the NCV8177AMX180TCG?
The PSRR is 75 dB at 1 kHz.
