Overview
The LP2985AITP-2.7/NOPB is a high-performance, 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 output accuracy. The LP2985AITP-2.7/NOPB is specifically optimized for a fixed output voltage of 2.7V, making it ideal for battery-powered devices, portable electronics, and other low-power systems. Its compact SOT-23 package and robust design make it a reliable choice for space-constrained applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.7 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 300 | mV | At 150mA |
| Input Voltage Range | 2.5 to 16 | V | |
| Quiescent Current | 75 | µA | Typical |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | SOT-23 | 5-Pin | |
| Line Regulation | 0.02 | %/V | Typical |
| Load Regulation | 0.04 | %/mA | Typical |
| Output Voltage Accuracy | ±2 | % | Over temperature |
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 2.7V output.
- Thermal Shutdown Protection: Safeguards the device from overheating.
- Compact SOT-23 Package: Suitable for space-constrained applications.
Applications
The LP2985AITP-2.7/NOPB is widely used in various low-power and portable electronic devices. Its key applications include:
- Battery-Powered Devices: Such as smartphones, tablets, and wearable technology, where low quiescent current and high efficiency are critical.
- Portable Electronics: Including handheld medical devices and portable audio players.
- Industrial Control Systems: For providing stable voltage to sensors and microcontrollers.
- Consumer Electronics: Such as digital cameras and gaming devices, where space and power efficiency are essential.
Q & A
1. What is the output voltage of the LP2985AITP-2.7/NOPB?
The output voltage is fixed at 2.7V.
2. What is the maximum output current it can handle?
The maximum output current is 150mA.
3. What is the dropout voltage at 150mA?
The dropout voltage is 300mV at 150mA.
4. What is the input voltage range for this regulator?
The input voltage range is 2.5V to 16V.
5. What is the typical quiescent current?
The typical quiescent current is 75µA.
6. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
7. What package does the LP2985AITP-2.7/NOPB come in?
It comes in a 5-pin SOT-23 package.
8. Does it have thermal shutdown protection?
Yes, it includes thermal shutdown protection to prevent overheating.
9. What is the output voltage accuracy?
The output voltage accuracy is ±2% over temperature.
10. What are some typical applications for this regulator?
Typical applications include battery-powered devices, portable electronics, industrial control systems, and consumer electronics.
