Overview
The LP2985-25DBVT is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This product is designed to provide a stable and precise 2.5V output voltage, making it ideal for applications requiring reliable power management. With its compact SOT-23 package, the LP2985-25DBVT is tailored for space-constrained designs, targeting industries such as consumer electronics, industrial automation, and automotive systems. Its key competitive advantages include ultra-low dropout voltage, low quiescent current, and excellent load and line regulation, ensuring efficient and stable performance in diverse environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.5 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 280 | mV | at 150 mA |
| Input Voltage Range | 2.7 to 16 | V | |
| Quiescent Current | 85 | µA | Typical |
| Line Regulation | 0.02 | %/V | Typical |
| Load Regulation | 0.1 | %/mA | Typical |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | SOT-23-5 |
Key Features
- Ultra-low dropout voltage for efficient power conversion.
- Low quiescent current, enhancing battery life in portable devices.
- Excellent line and load regulation for stable output under varying conditions.
- Wide input voltage range, accommodating diverse power sources.
- Compact SOT-23 package, suitable for space-constrained designs.
Applications
The LP2985-25DBVT is widely used in applications requiring precise voltage regulation. Its primary fields include:
- Consumer Electronics: Powering microcontrollers, sensors, and other low-power components in portable devices.
- Industrial Automation: Providing stable voltage for control systems and sensors in harsh environments.
- Automotive Systems: Ensuring reliable power for infotainment systems, sensors, and other electronic components.
- Medical Devices: Supporting low-power circuits in portable medical equipment.
Q & A
1. What is the output voltage of the LP2985-25DBVT?
The output voltage is fixed at 2.5V.
2. What is the maximum output current?
The maximum output current is 150 mA.
3. What is the dropout voltage?
The dropout voltage is 280 mV at 150 mA.
4. What is the input voltage range?
The input voltage range is 2.7V to 16V.
5. What is the quiescent current?
The quiescent current is typically 85 µA.
6. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
7. What package does the LP2985-25DBVT use?
It uses the SOT-23-5 package.
8. Is this LDO regulator suitable for battery-powered devices?
Yes, its low quiescent current and dropout voltage make it ideal for battery-powered applications.
9. Can it handle automotive applications?
Yes, it is suitable for automotive systems due to its wide input voltage range and robust performance.
10. Does it require external components for operation?
It requires minimal external components, typically only input and output capacitors for stability.
