Overview
The LP2985AIM5-3.0-NS is a low-dropout (LDO) voltage regulator produced by National Semiconductor, designed to deliver a fixed output voltage of 3.0V. This product is part of the LP2985 series, known for its high accuracy, low dropout voltage, and low quiescent current, making it ideal for battery-powered and portable applications. The LP2985AIM5-3.0-NS is housed in a compact SOT-23-5 package, offering excellent thermal performance and space efficiency. It is targeted at applications requiring stable and reliable voltage regulation, such as consumer electronics, industrial systems, and IoT devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.0 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 300 | mV | Typical at 150mA |
| 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 |
Key Features
- High accuracy with a fixed output voltage of 3.0V.
- Low dropout voltage of 300mV at 150mA, ensuring efficient operation in low-input voltage conditions.
- Low quiescent current of 75µA, ideal for battery-powered applications.
- Wide input voltage range from 2.5V to 16V, providing flexibility in various applications.
- Compact SOT-23-5 package for space-constrained designs.
- Thermal shutdown and current limit protection for enhanced reliability.
Applications
The LP2985AIM5-3.0-NS is widely used in applications requiring stable and efficient voltage regulation. Typical applications include:
- Battery-powered devices such as smartphones, tablets, and portable medical equipment.
- Consumer electronics like digital cameras, MP3 players, and handheld gaming devices.
- Industrial systems for sensor power supply and control circuits.
- IoT devices requiring low power consumption and reliable voltage regulation.
Q & A
1. What is the output voltage of the LP2985AIM5-3.0-NS?
The output voltage is fixed at 3.0V.
2. What is the maximum output current supported by this regulator?
The maximum output current is 150mA.
3. What is the dropout voltage of this LDO regulator?
The typical dropout voltage is 300mV at 150mA.
4. What is the input voltage range for this device?
The input voltage range is 2.5V to 16V.
5. Is this regulator suitable for battery-powered applications?
Yes, its low quiescent current and low dropout voltage make it ideal for battery-powered devices.
6. What package does the LP2985AIM5-3.0-NS come in?
It is available in a compact SOT-23-5 package.
7. Does this regulator include protection features?
Yes, it includes thermal shutdown and current limit protection.
8. What is the typical quiescent current of this regulator?
The typical quiescent current is 75µA.
9. Can this regulator operate in extreme temperatures?
Yes, it operates within a temperature range of -40°C to +125°C.
10. What are the typical applications for this voltage regulator?
Typical applications include portable electronics, industrial systems, and IoT devices.
