Overview
The NCP160AMX180TBG is a high-performance linear voltage regulator produced by onsemi. This device is designed to meet the stringent requirements of RF and analog circuits, offering ultra-low noise, high Power Supply Rejection Ratio (PSRR), and excellent load/line transient response. It is capable of supplying up to 250 mA of output current and is available in a compact XDFN-4 package.
The regulator operates over an input voltage range of 1.9 V to 5.5 V and is available in fixed voltage options ranging from 1.8 V to 5.14 V. It features a low quiescent current, integrated soft-start, and thermal shutdown protection, making it suitable for a variety of applications requiring stable and low-noise voltage regulation.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operating Input Voltage | VIN | 1.9 | 5.5 | V | |
| Output Voltage Accuracy | VOUT | -2% | +2% | % | |
| Line Regulation | LineReg | 0.02 | %/V | ||
| Load Regulation | LoadReg | 0.001 | %/mA | ||
| Dropout Voltage (IOUT = 250 mA) | VDO | 60 | 105 | mV | |
| Output Current Limit | ICL | 250 | 700 | mA | |
| Quiescent Current | IQ | 18 | 23 | μA | |
| Shutdown Current | IDIS | 0.01 | 1 | μA | |
| Enable Pin Threshold Voltage | VENH | 1.2 | V | ||
| Power Supply Rejection Ratio (PSRR) at 100 Hz | PSRR | 91 | dB | ||
| Output Voltage Noise (10 Hz to 100 kHz) | VN | 14 | μVRMS | ||
| Thermal Shutdown Threshold | TSDH | 160 | °C |
Key Features
- Ultra-low noise and high PSRR, making it suitable for RF and analog circuits.
- Low quiescent current to minimize power consumption.
- Excellent load and line transient response.
- Integrated soft-start to prevent inrush current during startup.
- Thermal shutdown protection to prevent overheating.
- Active output discharge (Version A only) to quickly discharge the output capacitor when the regulator is disabled.
- Available in compact XDFN-4 and CSP packages for space-saving designs.
- Operating input voltage range of 1.9 V to 5.5 V with fixed output voltage options from 1.8 V to 5.14 V.
Applications
- RF and analog circuits requiring low noise and high stability.
- Wireless communication devices such as cellular phones, Wi-Fi modules, and Bluetooth devices.
- Audio and video equipment where low noise is critical.
- Medical devices that require precise voltage regulation.
- Industrial control systems and IoT devices needing reliable and low-noise power supply.
Q & A
- What is the maximum output current of the NCP160AMX180TBG?
The NCP160AMX180TBG can supply up to 250 mA of output current.
- What is the input voltage range for the NCP160AMX180TBG?
The input voltage range is from 1.9 V to 5.5 V.
- What are the fixed output voltage options available for the NCP160AMX180TBG?
The fixed output voltage options range from 1.8 V to 5.14 V.
- What is the quiescent current of the NCP160AMX180TBG?
The quiescent current is typically 23 μA.
- Does the NCP160AMX180TBG have thermal shutdown protection?
Yes, it has thermal shutdown protection with a threshold of 160°C.
- What is the Power Supply Rejection Ratio (PSRR) of the NCP160AMX180TBG at 100 Hz?
The PSRR at 100 Hz is typically 91 dB.
- What is the output voltage noise of the NCP160AMX180TBG?
The output voltage noise is typically 14 μVRMS over the frequency range of 10 Hz to 100 kHz.
- Does the NCP160AMX180TBG have an active output discharge feature?
Yes, Version A of the NCP160AMX180TBG has an active output discharge feature.
- What are the package options available for the NCP160AMX180TBG?
The device is available in XDFN-4 and CSP packages.
- What are some typical applications of the NCP160AMX180TBG?
Typical applications include RF and analog circuits, wireless communication devices, audio and video equipment, medical devices, and industrial control systems.
