Overview
The LP2985IM5X-2.0/NOPB is a micropower, low-noise, low-dropout (LDO) voltage regulator manufactured by Texas Instruments. Designed for applications requiring stable and efficient power management, this component is part of the LP2985 series and is housed in a compact SOT-23-5 package. It is particularly suitable for portable and battery-powered devices due to its low quiescent current and excellent noise performance. The LP2985IM5X-2.0/NOPB is widely used in consumer electronics, industrial automation, and medical devices, offering a reliable solution for voltage regulation in space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Manufacturer | Texas Instruments | - | - |
| Product Category | Low-Dropout Regulator | - | - |
| Output Voltage | 2.0 | V | Fixed |
| Output Current | 150 | mA | - |
| Dropout Voltage | 307 | mV | Max |
| Input Voltage Range | 2.5 to 16 | V | - |
| Operating Temperature | -40 to +125 | °C | - |
| Package | SOT-23-5 | - | - |
| Quiescent Current | 75 | µA | Typical |
| PSRR | 45 | dB | At 1 kHz |
Key Features
- Micropower operation with low quiescent current, ideal for battery-powered applications.
- Low dropout voltage ensures efficient performance even with low input voltages.
- Low noise output for sensitive analog and RF circuits.
- Compact SOT-23-5 package for space-constrained designs.
- Fixed output voltage of 2.0 V for simplified circuit design.
Applications
The LP2985IM5X-2.0/NOPB is widely used in various applications, including:
- Portable Electronics: Provides stable voltage regulation for smartphones, tablets, and wearable devices.
- Industrial Automation: Ensures reliable power management in sensors, controllers, and communication modules.
- Medical Devices: Offers low-noise and efficient power supply for diagnostic equipment and portable medical tools.
- Consumer Electronics: Used in audio devices, cameras, and other gadgets requiring precise voltage regulation.
Q & A
1. What is the output voltage of the LP2985IM5X-2.0/NOPB?
The output voltage is fixed at 2.0 V.
2. What is the maximum output current?
The maximum output current is 150 mA.
3. What is the dropout voltage of this regulator?
The maximum dropout voltage is 307 mV.
4. What is the input voltage range?
The input voltage range is 2.5 V to 16 V.
5. What package does the LP2985IM5X-2.0/NOPB use?
It is housed in a SOT-23-5 package.
6. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
7. Is this regulator suitable for battery-powered devices?
Yes, its low quiescent current and low dropout voltage make it ideal for battery-powered applications.
8. What is the typical quiescent current?
The typical quiescent current is 75 µA.
9. What is the PSRR of this regulator?
The power supply rejection ratio (PSRR) is 45 dB at 1 kHz.
10. What are the typical applications of this component?
Typical applications include portable electronics, industrial automation, medical devices, and consumer electronics.
