Overview
The LP2985IM5-3.2/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This product is designed to provide a stable 3.2V output voltage with a maximum output current of 150mA. It is part of the LP2985 series, known for its low dropout voltage, low quiescent current, and high accuracy. The LP2985IM5-3.2/NOPB is ideal for battery-powered applications and other scenarios requiring efficient power management. Its compact SOT-23-5 package makes it suitable for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.2 | 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 | 0.05 | %/mA | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | SOT-23-5 |
Key Features
- Low Dropout Voltage: Ensures efficient operation even with low input voltages.
- Low Quiescent Current: Minimizes power consumption in standby or idle modes.
- High Accuracy: Provides precise output voltage regulation.
- Thermal Shutdown and Current Limit Protection: Enhances reliability and safety.
- Compact Package: Ideal for space-constrained applications.
Applications
The LP2985IM5-3.2/NOPB is widely used in various applications, including:
- Battery-Powered Devices: Such as portable electronics, wireless sensors, and IoT devices, where efficient power management is critical.
- Consumer Electronics: Including smartphones, tablets, and wearable devices.
- Industrial Automation: For powering low-power sensors and control circuits.
- Automotive Electronics: Suitable for infotainment systems and other low-power automotive applications.
Q & A
1. What is the dropout voltage of the LP2985IM5-3.2/NOPB?
The typical dropout voltage is 300mV at 150mA load current.
2. What is the maximum output current?
The maximum output current is 150mA.
3. What is the input voltage range?
The input voltage range is 2.5V to 16V.
4. What is the quiescent current?
The typical quiescent current is 75µA.
5. Is this LDO regulator suitable for battery-powered applications?
Yes, its low dropout voltage and low quiescent current make it ideal for battery-powered devices.
6. What package does the LP2985IM5-3.2/NOPB use?
It comes in a compact SOT-23-5 package.
7. Does it include protection features?
Yes, it includes thermal shutdown and current limit protection.
8. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
9. Can it be used in automotive applications?
Yes, it is suitable for low-power automotive electronics.
10. How accurate is the output voltage?
The output voltage is highly accurate, with typical line and load regulation of 0.02%/V and 0.05%/mA, respectively.
