Overview
The LP2980AIM5X-3.0 is a low-dropout (LDO) voltage regulator produced by National Semiconductor, designed specifically for battery-powered applications. This component is part of the LP2980 series, known for its ultra-low dropout voltage and high efficiency. It is housed in a compact SOT-23 package, making it suitable for space-constrained designs. The LP2980AIM5X-3.0 is tailored for use in portable electronics, IoT devices, and other low-power systems where stable voltage regulation is critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.0 | V | Fixed |
| Maximum Input Voltage | 16 | V | |
| Dropout Voltage | 120 | mV | @ 50 mA load |
| Output Current | 50 | mA | Guaranteed |
| Quiescent Current | <1 | µA | Shutdown mode |
| Package | SOT-23 | 5-pin | |
| Operating Temperature | -40 to +125 | °C |
Key Features
- Ultra-low dropout voltage for efficient battery operation.
- High output accuracy of ±0.5% (A Grade).
- Low quiescent current in shutdown mode, ideal for power-sensitive applications.
- Compact SOT-23 package for space-saving designs.
- Requires only 1 µF external capacitor for stable operation.
Applications
The LP2980AIM5X-3.0 is widely used in portable electronics, IoT devices, and battery-powered systems. Its low dropout voltage and high efficiency make it ideal for applications such as smartphones, wearables, and medical devices. Additionally, it is suitable for powering microcontrollers, sensors, and other low-power components in industrial and automotive electronics.
Q & A
1. What is the dropout voltage of the LP2980AIM5X-3.0?
The dropout voltage is typically 120 mV at a 50 mA load.
2. What is the maximum input voltage supported?
The maximum input voltage is 16 V.
3. What is the output voltage accuracy?
The output voltage accuracy is ±0.5% for the A Grade version.
4. Can the LP2980AIM5X-3.0 operate in high-temperature environments?
Yes, it can operate in temperatures ranging from -40°C to +125°C.
5. What package does the LP2980AIM5X-3.0 use?
It is housed in a 5-pin SOT-23 package.
6. Is an external capacitor required for operation?
Yes, only a 1 µF external capacitor is needed for stability.
7. What is the quiescent current in shutdown mode?
The quiescent current is less than 1 µA in shutdown mode.
8. What is the typical application of this component?
It is commonly used in battery-powered devices like smartphones and IoT devices.
9. What is the guaranteed output current?
The guaranteed output current is 50 mA.
10. Is the LP2980AIM5X-3.0 suitable for automotive electronics?
Yes, its wide operating temperature range and reliability make it suitable for automotive applications.
