Overview
The LD1085V36 is a low drop positive voltage regulator produced by STMicroelectronics. This component is part of the LD1085 series, known for its high performance and versatility. The LD1085V36 is designed to provide a fixed output voltage of 3.6V with a maximum output current of 3A. It features a low dropout voltage of 1.3V at 3A, making it suitable for applications where high efficiency and minimal voltage loss are critical. The regulator is available in various packages, including TO-220, TO-220FP, D²PAK, and D²PAK/A, ensuring compatibility with a wide range of design requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type of integrated circuit | Voltage regulator | |
| Kind of voltage regulator | Adjustable, LDO, linear | |
| Output voltage | 3.6V (fixed for LD1085V36) | V |
| Output current | Up to 3A | A |
| Voltage drop | 1.3V at 3A | V |
| Input voltage | 2.85 to 30V | V |
| Case | TO-220AB, TO-220FP, D²PAK, D²PAK/A | |
| Mounting | THT | |
| Operating temperature | -40 to 125°C | °C |
| Tolerance | ±1% at 25°C, ±2% in full temperature range | % |
| Number of channels | 1 | |
| Quiescent current | 5 to 10 mA | mA |
Key Features
- Low Dropout Voltage: The LD1085V36 has a typical dropout voltage of 1.3V at 3A, ensuring high efficiency and minimal voltage loss.
- High Output Current: Capable of providing up to 3A of output current, making it suitable for demanding applications.
- Tight Output Voltage Tolerance: On-chip trimming allows for a tight output voltage tolerance of ±1% at 25°C and ±2% in the full temperature range.
- Internal Power and Thermal Limit: Features internal power and thermal limiting to protect the device from overheating and overcurrent conditions.
- Wide Operating Temperature Range: Operates over a wide temperature range of -40°C to 125°C, making it versatile for various environments.
- Pinout Compatibility: Pin-to-pin compatible with standard adjustable voltage regulators, offering better performance in terms of drop and output tolerance.
- Low Quiescent Current: The quiescent current flows into the load, increasing efficiency compared to PNP regulators.
- Minimal Capacitance Requirement: Only a 10 µF minimum capacitor is needed for stability.
Applications
The LD1085V36 is suitable for a variety of applications where a stable and efficient voltage supply is required. These include:
- Industrial Control Systems: For powering control circuits and sensors in industrial environments.
- Automotive Systems: For use in automotive electronics where a wide operating temperature range is necessary.
- Medical Devices: Where high reliability and tight voltage regulation are critical.
- Telecommunications Equipment: For powering various components in telecom systems.
- Consumer Electronics: For use in devices requiring stable voltage regulation, such as audio equipment and other consumer electronics.
Q & A
- What is the output voltage of the LD1085V36?
The output voltage of the LD1085V36 is fixed at 3.6V.
- What is the maximum output current of the LD1085V36?
The maximum output current of the LD1085V36 is 3A.
- What is the typical dropout voltage of the LD1085V36?
The typical dropout voltage of the LD1085V36 is 1.3V at 3A.
- What is the operating temperature range of the LD1085V36?
The operating temperature range of the LD1085V36 is -40°C to 125°C.
- What is the tolerance of the output voltage?
The output voltage tolerance is ±1% at 25°C and ±2% in the full temperature range.
- What type of packages is the LD1085V36 available in?
The LD1085V36 is available in TO-220, TO-220FP, D²PAK, and D²PAK/A packages.
- What is the quiescent current of the LD1085V36?
The quiescent current of the LD1085V36 is between 5 to 10 mA.
- Is the LD1085V36 pin-to-pin compatible with other regulators?
Yes, the LD1085V36 is pin-to-pin compatible with standard adjustable voltage regulators.
- What is the minimum capacitance required for stability?
A minimum of 10 µF capacitor is required for stability.
- What are some common applications of the LD1085V36?
The LD1085V36 is commonly used in industrial control systems, automotive systems, medical devices, telecommunications equipment, and consumer electronics.
