Overview
The LP2985AIM5X-3.8/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This device is designed to provide a fixed output voltage of 3.8V with a maximum output current of 150mA. It is housed in a compact SOT-23-5 package, making it suitable for space-constrained applications. The LP2985AIM5X-3.8/NOPB is ideal for portable and non-portable applications requiring stable and efficient voltage regulation. Its low dropout voltage and low noise characteristics make it a competitive choice in the market for power management solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.8 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Input Voltage | 2.5 to 16 | V | |
| Dropout Voltage | 0.28 | V | @ 150mA |
| Operating Temperature | -40 to 125 | °C | |
| Package | SOT-23-5 | ||
| PSRR | 45 | dB | @ 1kHz |
| Quiescent Current | 95 | µA | |
| Protection Features | Overcurrent, Overtemperature, Short Circuit |
Key Features
- Fixed 3.8V output voltage for stable power supply.
- Low dropout voltage of 280mV at 150mA load current.
- High power supply rejection ratio (PSRR) of 45dB at 1kHz.
- Low quiescent current of 95µA, enhancing energy efficiency.
- Comprehensive protection features including overcurrent, overtemperature, and short circuit protection.
Applications
The LP2985AIM5X-3.8/NOPB is widely used in various applications requiring precise voltage regulation. It is particularly suitable for portable devices such as smartphones, tablets, and wearable electronics due to its compact size and low power consumption. Additionally, it is employed in industrial automation systems, consumer electronics, and automotive electronics where reliable and efficient power management is crucial. Its robust protection features make it ideal for applications operating in harsh environments.
Q & A
1. What is the output voltage of the LP2985AIM5X-3.8/NOPB?
The output voltage is fixed at 3.8V.
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 from 2.5V to 16V.
4. What is the dropout voltage at 150mA?
The dropout voltage is 280mV at 150mA.
5. What is the operating temperature range?
The operating temperature range is from -40°C to 125°C.
6. What package does the LP2985AIM5X-3.8/NOPB come in?
It comes in a SOT-23-5 package.
7. What is the PSRR of this device?
The PSRR is 45dB at 1kHz.
8. What is the quiescent current?
The quiescent current is 95µA.
9. What protection features are included?
It includes overcurrent, overtemperature, and short circuit protection.
10. What are typical applications for this device?
Typical applications include portable devices, industrial automation, consumer electronics, and automotive electronics.
