Overview
The LP2985AIBPX-4.0 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This component is designed to provide a stable 4V output voltage with a maximum output current of 150mA. It is part of the PMIC (Power Management Integrated Circuit) category, specifically targeting applications requiring precise voltage regulation in compact designs. The LP2985AIBPX-4.0 is packaged in a 5-VFBGA (Very Thin Fine-Pitch Ball Grid Array) format, making it suitable for space-constrained applications. Its key market positioning includes portable electronics, IoT devices, and other low-power systems where efficiency and reliability are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - 稳压器 - 线性 | - | - |
| Output Voltage | 4 | V | Fixed |
| Input Voltage | Up to 16 | V | - |
| Dropout Voltage | 0.28 @ 150mA | V | Typical |
| Output Current | 150 | mA | - |
| Number of Regulators | 1 | - | - |
| Operating Temperature | -40 to 125 | °C | - |
| Package | 5-VFBGA | - | Surface Mount |
| Supplier Device Package | 5-uSMD | - | - |
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.
- Compact 5-VFBGA package is ideal for space-constrained designs.
- Wide input voltage range (up to 16V) allows flexibility in various applications.
- Operates reliably across a broad temperature range (-40°C to 125°C), suitable for harsh environments.
Applications
The LP2985AIBPX-4.0 is widely used in portable electronics, IoT devices, and battery-powered systems. Its low dropout voltage and stable output make it ideal for powering microcontrollers, sensors, and other low-power components in consumer electronics. Additionally, its compact size and efficiency are advantageous in automotive electronics and industrial automation, where space and power efficiency are critical.
Q & A
1. What is the maximum input voltage for the LP2985AIBPX-4.0?
The maximum input voltage is 16V.
2. What is the typical dropout voltage at 150mA?
The typical dropout voltage is 0.28V at 150mA.
3. What is the output voltage of the LP2985AIBPX-4.0?
The output voltage is fixed at 4V.
4. What is the maximum output current of this regulator?
The maximum output current is 150mA.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. What package does the LP2985AIBPX-4.0 use?
It uses a 5-VFBGA package.
7. Is the output voltage adjustable?
No, the output voltage is fixed at 4V.
8. What is the primary application of this component?
It is primarily used in portable electronics, IoT devices, and low-power systems.
9. Does the LP2985AIBPX-4.0 require external components for operation?
Yes, it typically requires input and output capacitors for stable operation.
10. Is this regulator suitable for automotive applications?
Yes, its wide operating temperature range and reliability make it suitable for automotive electronics.
