Overview
The LP2985IM5-3.5/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to provide a stable 3.5V output voltage with a maximum current of 150mA. It is part of the LP2985 series, known for its low noise and high accuracy, making it suitable for applications requiring precise voltage regulation. The LP2985IM5-3.5/NOPB is housed in a compact SOT-23 package, making it ideal for space-constrained designs. Its target user groups include engineers and designers in the consumer electronics, industrial automation, and automotive sectors.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.5 to 16 | V | |
| Output Voltage | 3.5 | V | Fixed |
| Output Current | 150 | mA | Max |
| Dropout Voltage | 300 | mV | Typical |
| Quiescent Current | 71 | µA | No Load |
| Noise | 30 | µV RMS | With 10nF Bypass Capacitor |
| PSRR | 70 | dB | At 1kHz |
| Operating Temperature | -40 to +125 | °C | |
| Package | SOT-23 | 5-Pin |
Key Features
- Low dropout voltage for efficient operation.
- High accuracy output voltage regulation.
- Low noise performance with bypass capacitor.
- Thermal shutdown and current limit protection.
- Compact SOT-23 package for space-saving designs.
Applications
The LP2985IM5-3.5/NOPB is widely used in various applications, including:
- Consumer Electronics: Powering low-voltage components in portable devices.
- Industrial Automation: Providing stable voltage to sensors and control systems.
- Automotive Electronics: Ensuring reliable power in automotive control units.
- Medical Devices: Supporting precision voltage requirements in medical equipment.
Q & A
1. What is the output voltage of the LP2985IM5-3.5/NOPB?
The output voltage is fixed at 3.5V.
2. What is the maximum input voltage for this component?
The maximum input voltage is 16V.
3. What is the typical dropout voltage?
The typical dropout voltage is 300mV.
4. Can this regulator handle high current loads?
It supports a maximum output current of 150mA.
5. Is thermal protection included?
Yes, it includes thermal shutdown protection.
6. What is the quiescent current of this regulator?
The quiescent current is 71µA with no load.
7. What is the noise level with a bypass capacitor?
The noise level is 30µV RMS with a 10nF bypass capacitor.
8. What is the operating temperature range?
It operates from -40°C to +125°C.
9. What package does this component use?
It uses a 5-pin SOT-23 package.
10. Is this component suitable for automotive applications?
Yes, it is suitable for automotive electronics due to its reliability and protection features.
