Overview
The LP3985IM5X-2.5/NOPB is a high-performance, low-dropout (LDO) voltage regulator produced by Texas Instruments. Designed for applications requiring stable and efficient voltage regulation, this LDO regulator is part of Texas Instruments' renowned LP3985 series. It is specifically tailored for use in portable electronics, IoT devices, and other power-sensitive applications. The LP3985IM5X-2.5/NOPB stands out for its ultra-low dropout voltage, high accuracy, and low quiescent current, making it an ideal choice for battery-powered devices where power efficiency is critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.5 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 160 | mV | At 150 mA |
| Input Voltage Range | 2.5 to 6 | 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 | ||
| Package Quantity | 3000 | units/reel |
Key Features
- Ultra-Low Dropout Voltage: Ensures efficient operation even with minimal input-output voltage differentials.
- High Output Accuracy: Provides precise voltage regulation, critical for sensitive electronics.
- Low Quiescent Current: Enhances battery life in portable applications.
- Thermal Shutdown Protection: Safeguards the device from overheating.
- Compact SOT-23-5 Package: Ideal for space-constrained designs.
Applications
The LP3985IM5X-2.5/NOPB is widely used in various applications, including:
- Portable Electronics: Such as smartphones, tablets, and wearable devices, where efficient power management is essential.
- IoT Devices: For sensors and low-power modules requiring stable voltage supply.
- Consumer Electronics: Including cameras, audio devices, and gaming peripherals.
- Medical Devices: For portable medical equipment where reliability and efficiency are paramount.
- Industrial Automation: In control systems and sensors requiring precise voltage regulation.
Q & A
1. What is the output voltage of the LP3985IM5X-2.5/NOPB?
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 at 150 mA?
The dropout voltage is 160 mV at 150 mA.
4. What is the input voltage range?
The input voltage range is 2.5V to 6V.
5. What is the 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 LP3985IM5X-2.5/NOPB use?
It uses the SOT-23-5 package.
8. Is thermal shutdown protection included?
Yes, thermal shutdown protection is included to prevent overheating.
9. Can this LDO regulator be used in battery-powered devices?
Yes, its low quiescent current and ultra-low dropout voltage make it ideal for battery-powered devices.
10. What are typical applications for this LDO regulator?
Typical applications include portable electronics, IoT devices, consumer electronics, medical devices, and industrial automation.
