Overview
The LP2985IBL-3.3 is a low-dropout (LDO) linear voltage regulator produced by Texas Instruments, designed for applications requiring a stable and efficient power supply. This IC belongs to the PMIC - Voltage Regulators - Linear category and is specifically tailored for portable and non-portable electronic devices. Its market positioning targets industries such as consumer electronics, industrial automation, and automotive electronics, where reliable voltage regulation is critical. The LP2985IBL-3.3 stands out for its compact 5-VFBGA package, low dropout voltage, and ability to deliver up to 150mA of output current, making it a competitive choice for space-constrained designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - Voltage Regulators - Linear | - | - |
| Output Voltage | 3.3 | 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 | - | uSMD |
| Mounting Type | Surface Mount | - | - |
Key Features
- Fixed 3.3V output voltage for consistent power delivery.
- Low dropout voltage of 0.28V at 150mA, ensuring efficient operation even with low input voltages.
- Compact 5-VFBGA package, ideal for space-constrained applications.
- Wide input voltage range up to 16V, suitable for various power sources.
- Robust operating temperature range from -40°C to 125°C, ensuring reliability in harsh environments.
Applications
The LP2985IBL-3.3 is widely used in applications requiring stable and efficient voltage regulation. Typical use cases include portable electronic devices such as smartphones and tablets, where its low dropout voltage and compact size are advantageous. In industrial automation, it provides reliable power for sensors and control systems. Additionally, it is suitable for automotive electronics, where its wide operating temperature range ensures performance in challenging conditions. Its versatility and efficiency make it a preferred choice for designers across multiple industries.
Q & A
1. What is the output voltage of the LP2985IBL-3.3?
The LP2985IBL-3.3 provides a fixed output voltage of 3.3V.
2. What is the maximum input voltage supported?
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?
The output current capability is 150mA.
5. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
6. What package does the LP2985IBL-3.3 use?
It uses a 5-VFBGA package.
7. Is this IC suitable for automotive applications?
Yes, its wide operating temperature range makes it suitable for automotive electronics.
8. Can it be used in portable devices?
Yes, its low dropout voltage and compact size make it ideal for portable devices.
9. Does it have overcurrent protection?
Yes, it includes standard overcurrent protection.
10. What is the typical application of this IC?
Typical applications include consumer electronics, industrial automation, and automotive systems.
