Overview
The LP2985ITPX-1.5/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. This component is designed to provide a stable 1.5V output voltage, making it suitable for applications requiring precise voltage regulation. Its compact 5-DSBGA package and surface-mount design make it ideal for space-constrained applications. The LP2985ITPX-1.5/NOPB is particularly well-suited for portable electronics, IoT devices, and other low-power systems where efficiency and reliability are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Configuration | Positive | - | - |
| Output Type | Fixed | - | - |
| Number of Regulators | 1 | - | - |
| Input Voltage (Max) | 16 | V | - |
| Output Voltage (Min/Fixed) | 1.5 | V | - |
| Dropout Voltage (Max) | 0.58 | V | @ 150mA |
| Output Current | 150 | mA | - |
| Quiescent Current (Iq) | 95 | µA | - |
| Supply Current (Max) | 2.5 | mA | - |
| PSRR | 45 | dB | @ 1kHz |
| Control Features | Enable | - | - |
| Protection Features | Overcurrent, Overtemperature, Short Circuit | - | - |
| Operating Temperature | -40 to 125 | °C | - |
| Mounting Type | Surface Mount | - | - |
| Package/Case | 5-uFBGA, DSBGA | - | - |
| Supplier Device Package | 5-DSBGA | - | - |
| Lead-Free/RoHS | Lead-Free / RoHS Compliant | - | - |
Key Features
- Low dropout voltage of 0.58V at 150mA ensures efficient operation even with low input voltages.
- Fixed 1.5V output voltage provides stable power for sensitive electronic components.
- Ultra-low quiescent current of 95µA minimizes power consumption in battery-powered applications.
- High PSRR of 45dB at 1kHz reduces noise and improves performance in noisy environments.
- Built-in protection features include overcurrent, overtemperature, and short-circuit protection, enhancing reliability.
Applications
The LP2985ITPX-1.5/NOPB is widely used in various applications, including portable electronics, IoT devices, and low-power systems. Its stable voltage output and low power consumption make it ideal for battery-powered devices such as smartphones, tablets, and wearables. Additionally, its compact size and surface-mount design are advantageous for space-constrained applications like embedded systems and sensor modules. The regulator's robust protection features also make it suitable for industrial and automotive applications where reliability is critical.
Q & A
What is the output voltage of the LP2985ITPX-1.5/NOPB?
The output voltage is fixed at 1.5V.
What is the maximum input voltage supported?
The maximum input voltage is 16V.
What is the dropout voltage at 150mA?
The dropout voltage is 0.58V at 150mA.
What is the quiescent current of this regulator?
The quiescent current is 95µA.
What protection features are included?
The regulator includes overcurrent, overtemperature, and short-circuit protection.
What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
What package does the LP2985ITPX-1.5/NOPB use?
It uses a 5-DSBGA package.
Is this component RoHS compliant?
Yes, it is RoHS compliant and lead-free.
What is the PSRR of this regulator?
The PSRR is 45dB at 1kHz.
What is the typical application of this regulator?
It is commonly used in portable electronics, IoT devices, and low-power systems.
