Overview
The LP2985AIM5-2.8/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Designed for applications requiring a stable and precise voltage supply, this component is part of the LP2985 series, known for its low quiescent current and high accuracy. The LP2985AIM5-2.8/NOPB is specifically tailored for battery-powered devices, portable electronics, and other low-power systems. Its compact SOT-23-5 package makes it ideal for space-constrained designs. The product's unique selling points include its low dropout voltage, low noise performance, and high output accuracy, making it a competitive choice for modern electronic applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.8 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 300 | mV | At 150 mA |
| Input Voltage Range | 2.5 to 16 | V | |
| Quiescent Current | 75 | µA | Typical |
| Line Regulation | 0.02 | %/V | Typical |
| Load Regulation | 0.04 | %/mA | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SOT-23-5 | ||
| Output Noise | 30 | µVrms | 10 Hz to 100 kHz |
Key Features
- Low Dropout Voltage: Ensures efficient operation even with low input voltages.
- Low Quiescent Current: Minimizes power consumption, ideal for battery-powered devices.
- High Output Accuracy: Provides a stable and precise voltage supply.
- Low Noise Performance: Suitable for noise-sensitive applications.
- Compact Package: SOT-23-5 package saves board space in compact designs.
Applications
The LP2985AIM5-2.8/NOPB is widely used in various applications, including:
- Portable Electronics: Such as smartphones, tablets, and wearable devices, where low power consumption and compact size are critical.
- Battery-Powered Devices: Including IoT sensors, remote controls, and medical devices, benefiting from its low quiescent current.
- Consumer Electronics: Such as digital cameras and audio equipment, where stable voltage regulation is essential.
- Industrial Systems: For powering low-power sensors and control modules in harsh environments.
Q & A
1. What is the output voltage of the LP2985AIM5-2.8/NOPB?
The output voltage is fixed at 2.8V.
2. What is the maximum output current?
The maximum output current is 150 mA.
3. What is the dropout voltage at 150 mA?
The dropout voltage is 300 mV at 150 mA.
4. What is the input voltage range?
The input voltage range is 2.5V to 16V.
5. What is the typical quiescent current?
The typical quiescent current is 75 µA.
6. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
7. What package does the LP2985AIM5-2.8/NOPB use?
It uses the SOT-23-5 package.
8. Is this LDO suitable for battery-powered devices?
Yes, its low quiescent current makes it ideal for battery-powered applications.
9. What is the output noise level?
The output noise is 30 µVrms from 10 Hz to 100 kHz.
10. Can this LDO be used in industrial applications?
Yes, it is suitable for industrial systems, especially in low-power sensor and control modules.
