Overview
The NCP161BMX500TBG is a high-performance linear low-dropout (LDO) regulator designed by onsemi, specifically tailored for RF and analog circuits. This device is capable of supplying up to 450 mA of output current and is distinguished by its ultra-low noise, high power supply rejection ratio (PSRR), and low quiescent current. The NCP161BMX500TBG is available in various package options, including ultra-small WLCSP4 and XDFN4 packages, making it suitable for space-constrained applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Input Voltage Range | 1.9 to 5.5 | V |
| Output Voltage (Fixed) | 1.8 to 5.14 | V |
| Output Current | Up to 450 | mA |
| Output Voltage Accuracy | ±2% | |
| Quiescent Current (Typical) | 18 μA | |
| Dropout Voltage (Typical at 450 mA) | 150 mV (VOUT = 5.0 V) | mV |
| PSRR (Typical at 1 kHz) | 98 dB | dB |
| Noise (Typical) | 10 μVRMS | μVRMS |
| Package Options | WLCSP4, XDFN4, SOT23-5 | |
| Maximum Junction Temperature | 150 °C | °C |
Key Features
- Ultra-low noise: 10 μVRMS
- High PSRR: Up to 98 dB at 1 kHz
- Low quiescent current: Typical 18 μA
- Low dropout voltage: 150 mV at 450 mA
- High accuracy: ±2% over load and temperature
- Stable with small ceramic capacitors (1 μF)
- Thermal shutdown and current limit protection
- Pb-free and RoHS compliant
Applications
- Battery-powered equipment
- Wireless LAN devices
- Smartphones and tablets
- Cameras, DVRs, STBs, and camcorders
Q & A
- What is the maximum output current of the NCP161BMX500TBG? The maximum output current is up to 450 mA.
- What is the operating input voltage range of the NCP161BMX500TBG? The operating input voltage range is from 1.9 V to 5.5 V.
- What are the package options available for the NCP161BMX500TBG? The device is available in WLCSP4, XDFN4, and SOT23-5 packages.
- What is the typical quiescent current of the NCP161BMX500TBG? The typical quiescent current is 18 μA.
- What is the PSRR of the NCP161BMX500TBG at 1 kHz? The PSRR is typically 98 dB at 1 kHz.
- What is the dropout voltage of the NCP161BMX500TBG at 450 mA? The dropout voltage is typically 150 mV at 450 mA.
- Is the NCP161BMX500TBG Pb-free and RoHS compliant? Yes, the device is Pb-free and RoHS compliant.
- What are some typical applications of the NCP161BMX500TBG? Typical applications include battery-powered equipment, wireless LAN devices, smartphones, tablets, cameras, DVRs, STBs, and camcorders.
- What is the maximum junction temperature of the NCP161BMX500TBG? The maximum junction temperature is 150 °C.
- How does the NCP161BMX500TBG handle thermal protection? The device features thermal shutdown protection.
