Overview
The LP2985AIM5X-3.1/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to provide a stable 3.1V output voltage with a maximum output current of 150mA. It is part of the LP2985 series, known for its micropower consumption, low noise, and ultra-low dropout characteristics. The LP2985AIM5X-3.1/NOPB is packaged in a compact SOT-23-5 form factor, making it suitable for space-constrained applications. It is widely used in portable electronics, IoT devices, and other battery-powered systems where efficient power management is critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.1 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Input Voltage Range | 2.5 to 16 | V | |
| Dropout Voltage | 0.28 | V | @ 150mA |
| Operating Temperature | -40 to 125 | °C | |
| Package | SOT-23-5 | Surface Mount | |
| PSRR | 45 | dB | Typical |
| Quiescent Current | 850 | µA | Typical |
Key Features
- Micropower consumption for energy-efficient designs.
- Ultra-low dropout voltage (0.28V @ 150mA) ensures stable operation even with low input voltages.
- Low noise output, ideal for sensitive analog and RF applications.
- Compact SOT-23-5 package for space-constrained designs.
- Wide input voltage range (2.5V to 16V) for versatile applications.
Applications
The LP2985AIM5X-3.1/NOPB is commonly used in portable electronics, IoT devices, and battery-powered systems. Its low dropout voltage and micropower consumption make it ideal for applications such as wireless sensors, medical devices, and consumer electronics. Additionally, its low noise output is suitable for RF and audio applications where signal integrity is critical. The regulator’s compact size and high efficiency also make it a preferred choice for wearable technology and other miniaturized devices.
Q & A
1. What is the output voltage of the LP2985AIM5X-3.1/NOPB?
The output voltage is fixed at 3.1V.
2. What is the maximum output current?
The maximum output current is 150mA.
3. What is the dropout voltage at 150mA?
The dropout voltage is 0.28V at 150mA.
4. What is the input voltage range?
The input voltage range is 2.5V to 16V.
5. Is this regulator suitable for battery-powered devices?
Yes, its micropower consumption and low dropout voltage make it ideal for battery-powered applications.
6. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
7. What package does the LP2985AIM5X-3.1/NOPB use?
It uses a SOT-23-5 surface-mount package.
8. Is this regulator suitable for low-noise applications?
Yes, it features low noise output, making it suitable for sensitive analog and RF applications.
9. What is the typical PSRR of this regulator?
The typical PSRR is 45dB.
10. Can it be used in portable electronics?
Yes, its compact size and efficiency make it ideal for portable electronics.
