Overview
The LD1086D2T50TR is a low drop positive voltage regulator produced by STMicroelectronics. This device is capable of providing up to 1.5 A of output current and is available in various packages, including D²PAK, TO-220, DPAK, and DFN8 (4x4). It is designed to offer high performance with a tight output voltage tolerance and low dropout voltage, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 5 V (fixed) | V |
| Output Current | Up to 1.5 A | A |
| Dropout Voltage | Typical 1.3 V at 1.5 A | V |
| Output Tolerance | ± 1% at 25 °C, ± 2% in full temperature range | % |
| Operating Temperature Range | -40 °C to 125 °C | °C |
| Quiescent Current | 5 to 10 mA | mA |
| Thermal Resistance (Junction to Case) | Varies by package (e.g., 5 °C/W for TO-220) | °C/W |
| Package Types | TO-220, D²PAK, D²PAK/A, DPAK, DFN8 (4x4) |
Key Features
- Low dropout voltage: Typical 1.3 V at 1.5 A
- High output current: Up to 1.5 A
- Tight output voltage tolerance: ± 1% at 25 °C, ± 2% in full temperature range
- Internal power and thermal limiting
- Wide operating temperature range: -40 °C to 125 °C
- Pin-to-pin compatibility with standard adjustable voltage regulators
- Efficient quiescent current that flows into the load
- Minimum stability capacitor requirement: 10 µF
Applications
The LD1086D2T50TR is suitable for various applications requiring a stable and efficient voltage supply. These include:
- Power supplies for electronic devices
- Industrial control systems
- Automotive electronics
- Consumer electronics
- Telecommunication equipment
Q & A
- What is the maximum output current of the LD1086D2T50TR?
The maximum output current is up to 1.5 A. - What is the typical dropout voltage of the LD1086D2T50TR?
The typical dropout voltage is 1.3 V at 1.5 A. - What are the available package types for the LD1086D2T50TR?
The available package types include TO-220, D²PAK, D²PAK/A, DPAK, and DFN8 (4x4). - What is the operating temperature range of the LD1086D2T50TR?
The operating temperature range is -40 °C to 125 °C. - What is the output voltage tolerance of the LD1086D2T50TR?
The output voltage tolerance is ± 1% at 25 °C and ± 2% in the full temperature range. - Does the LD1086D2T50TR have internal thermal protection?
Yes, it has internal power and thermal limiting. - What is the minimum capacitor required for stability?
The minimum stability capacitor requirement is 10 µF. - Is the LD1086D2T50TR pin-to-pin compatible with other regulators?
Yes, it is pin-to-pin compatible with standard adjustable voltage regulators. - What is the quiescent current range of the LD1086D2T50TR?
The quiescent current range is 5 to 10 mA. - Is the LD1086D2T50TR still in production?
No, the LD1086D2T50TR is obsolete and no longer manufactured.
