Overview
The LP2985AIBP-4.0 is a linear voltage regulator manufactured by Texas Instruments, designed for low-dropout (LDO) applications. This PMIC (Power Management Integrated Circuit) is categorized under PMIC - Linear Regulators and is specifically engineered to provide a stable 4V output voltage. It is suitable for a wide range of applications requiring reliable power management, including consumer electronics, industrial automation, and automotive systems. The LP2985AIBP-4.0 stands out for its compact 5-VFBGA package, low dropout voltage, and robust performance across a broad temperature range, making it a competitive choice for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - Linear Regulators | - | - |
| Output Voltage | 4 | V | Fixed |
| Input Voltage | Up to 16 | V | - |
| Dropout Voltage | 0.28 | V | @ 150mA |
| Output Current | 150 | mA | - |
| Number of Regulators | 1 | - | - |
| Operating Temperature | -40 to 125 | °C | - |
| Package | 5-VFBGA | - | Surface Mount |
Key Features
- Low dropout voltage of 0.28V at 150mA ensures efficient operation even with small input-output differentials.
- Fixed 4V output voltage provides stable power for sensitive electronic components.
- Wide input voltage range of up to 16V allows flexibility in various power supply configurations.
- Compact 5-VFBGA package is ideal for space-constrained applications.
- Robust performance across a wide temperature range (-40°C to 125°C) ensures reliability in harsh environments.
Applications
The LP2985AIBP-4.0 is widely used in applications requiring precise voltage regulation and low power consumption. Typical applications include:
- Consumer Electronics: Power management in portable devices such as smartphones, tablets, and wearables.
- Industrial Automation: Voltage regulation in control systems, sensors, and actuators.
- Automotive Systems: Reliable power supply for infotainment systems, sensors, and lighting modules.
- Medical Devices: Stable voltage for sensitive medical equipment and diagnostic tools.
Q & A
1. What is the output voltage of the LP2985AIBP-4.0?
The output voltage is fixed at 4V.
2. What is the maximum input voltage supported by this regulator?
The maximum input voltage is 16V.
3. What is the dropout voltage at 150mA?
The dropout voltage is 0.28V at 150mA.
4. What is the output current capability of the LP2985AIBP-4.0?
The output current is 150mA.
5. What is the operating temperature range of this regulator?
The operating temperature range is -40°C to 125°C.
6. What package does the LP2985AIBP-4.0 use?
It uses a 5-VFBGA package.
7. Is this regulator suitable for automotive applications?
Yes, it is suitable for automotive systems due to its robust performance and wide temperature range.
8. Can this regulator be used in portable devices?
Yes, its compact size and low dropout voltage make it ideal for portable devices.
9. How many regulators are included in this IC?
It includes a single regulator.
10. Is the LP2985AIBP-4.0 RoHS compliant?
Yes, it is RoHS compliant, ensuring it meets environmental and safety standards.
