Overview
The LM1085IT-3.3/NOPB is a high-performance, low-dropout voltage regulator produced by Texas Instruments. This component is designed to provide a fixed output voltage of 3.3V, making it ideal for applications requiring stable and reliable power supply. The LM1085IT-3.3/NOPB is part of the LM1085 series, known for its low dropout voltage and high accuracy. It is widely used in various industries, including industrial automation, consumer electronics, and automotive systems, due to its robustness and efficiency.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 3.3 | V | Fixed |
| Output Current | 3 | A | Maximum |
| Dropout Voltage | 1.3 | V | At 3A |
| Line Regulation | 0.015 | % | Typical |
| Load Regulation | 0.1 | % | Typical |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | TO-220 | 3-Pin | |
| Input Voltage Range | 4.75 to 18 | V | |
| Quiescent Current | 10 | mA | Typical |
| Thermal Resistance | 50 | °C/W | Junction to Case |
Key Features
- Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
- High Accuracy: Provides precise voltage regulation, essential for sensitive electronic components.
- Thermal Overload Protection: Safeguards the device from overheating, enhancing reliability.
- Current Limit Protection: Protects the regulator and the load from excessive current.
- Wide Input Voltage Range: Suitable for a variety of power supply configurations.
Applications
The LM1085IT-3.3/NOPB is versatile and finds applications in multiple fields. In industrial automation, it is used to power control systems and sensors. In consumer electronics, it provides stable voltage for microcontrollers and other ICs. In automotive systems, it ensures reliable power supply for infotainment and navigation systems. Its robust design and protective features make it suitable for harsh environments, ensuring long-term performance.
Q & A
1. What is the output voltage of the LM1085IT-3.3/NOPB?
The output voltage is fixed at 3.3V.
2. What is the maximum output current?
The maximum output current is 3A.
3. What is the dropout voltage at 3A?
The dropout voltage is 1.3V at 3A.
4. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
5. What package does the LM1085IT-3.3/NOPB come in?
It comes in a TO-220, 3-pin package.
6. What is the input voltage range?
The input voltage range is 4.75V to 18V.
7. Does it have thermal overload protection?
Yes, it includes thermal overload protection.
8. What is the typical quiescent current?
The typical quiescent current is 10mA.
9. Is it suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust design.
10. What is the thermal resistance?
The thermal resistance is 50°C/W from junction to case.
