Overview
The LP2985IBPX-3.0 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. Designed for applications requiring stable and efficient power management, this IC delivers a fixed output voltage of 3.0V with a maximum output current of 150mA. It is particularly suited for battery-powered devices, offering ultra-low dropout and low noise performance. The LP2985IBPX-3.0 is housed in a compact 5-uSMD package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - Voltage Regulator - Linear | - | - |
| Output Voltage | 3.0 | V | Fixed |
| Input Voltage | Up to 16 | V | - |
| Dropout Voltage | 0.28 @ 150mA | V | Typical |
| Output Current | 150 | mA | - |
| Operating Temperature | -40 to 125 | °C | - |
| Package | 5-uSMD | - | Surface Mount |
| Regulator Topology | Positive, Fixed | - | - |
Key Features
- Ultra-low dropout voltage for efficient power management.
- Low noise output, ideal for sensitive applications.
- Stable with low ESR ceramic capacitors.
- Compact 5-uSMD package for space-saving designs.
- Wide input voltage range up to 16V.
- Operating temperature range of -40°C to 125°C.
Applications
The LP2985IBPX-3.0 is widely used in various applications, including:
- Battery-Powered Devices: Provides stable voltage for portable electronics.
- Consumer Electronics: Suitable for noise-sensitive audio and video equipment.
- Industrial Automation: Ensures reliable power for control systems.
- Medical Devices: Offers precision voltage regulation for critical applications.
Q & A
1. What is the output voltage of the LP2985IBPX-3.0?
The output voltage is fixed at 3.0V.
2. What is the maximum input voltage supported?
The maximum input voltage is 16V.
3. What is the typical dropout voltage?
The typical dropout voltage is 0.28V at 150mA load.
4. What is the maximum output current?
The maximum output current is 150mA.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. Is the LP2985IBPX-3.0 stable with ceramic capacitors?
Yes, it is stable with low ESR ceramic capacitors.
7. What is the package type?
The package type is 5-uSMD.
8. Can it be used in battery-powered applications?
Yes, it is ideal for battery-powered devices due to its low dropout voltage.
9. Is the output voltage adjustable?
No, the output voltage is fixed at 3.0V.
10. What are the key advantages of this regulator?
Key advantages include ultra-low dropout, low noise, and compact size.
