Overview
The LP2985AIM5-3.5/NOPB is a micropower, low-noise, ultra-low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to deliver a fixed output voltage of 3.5V 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 LP2985AIM5-3.5/NOPB is ideal for battery-powered devices and other applications requiring efficient power management with minimal noise and low quiescent current.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.5 | V | Fixed |
| Output Current | 150 | mA | Maximum |
| Dropout Voltage | 0.28 | V | @ 150mA |
| Input Voltage | 2.5 to 16 | V | Operating range |
| Quiescent Current | 95 | µA | Typical |
| PSRR | 45 | dB | Power Supply Rejection Ratio |
| Operating Temperature | -40 to 125 | °C | Range |
| Package | SOT-23-5 | - | Surface mount |
Key Features
- Micropower operation with ultra-low quiescent current.
- Low dropout voltage for efficient power management.
- High power supply rejection ratio (PSRR) for noise-sensitive applications.
- Compact SOT-23-5 package for space-constrained designs.
- Fixed output voltage of 3.5V with 150mA output current capability.
Applications
The LP2985AIM5-3.5/NOPB is widely used in battery-powered devices, portable electronics, and other applications requiring stable and efficient power management. Its low noise and high PSRR make it suitable for noise-sensitive applications such as audio equipment and communication devices. Additionally, its compact size and low power consumption make it ideal for IoT devices and wearable technology.
Q & A
1. What is the output voltage of the LP2985AIM5-3.5/NOPB?
The output voltage is fixed at 3.5V.
2. What is the maximum output current?
The maximum output current is 150mA.
3. What is the dropout voltage at 150mA?
The dropout voltage is 0.28V at 150mA.
4. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
5. What package does the LP2985AIM5-3.5/NOPB use?
It uses a SOT-23-5 surface-mount package.
6. What is the typical quiescent current?
The typical quiescent current is 95µA.
7. What is the PSRR of this regulator?
The PSRR is 45dB.
8. Can this regulator be used in battery-powered devices?
Yes, it is ideal for battery-powered devices due to its low power consumption.
9. Is this component suitable for noise-sensitive applications?
Yes, its low noise and high PSRR make it suitable for noise-sensitive applications.
10. What is the input voltage range?
The input voltage range is 2.5V to 16V.
