Overview
The LD1086DT50TR is a low drop positive voltage regulator produced by STMicroelectronics. This component is capable of providing up to 1.5 A of output current and is available in both adjustable and fixed output voltage configurations, with the LD1086DT50TR specifically offering a fixed 5V output voltage. It is designed to offer high efficiency and reliability, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 5 V | V |
| Output Current | Up to 1.5 A | A |
| Dropout Voltage | 1.3 V at 1.5 A | V |
| Output Tolerance | ± 1% at 25 °C, ± 2% in full temperature range | % |
| Quiescent Current | 5 to 10 mA | mA |
| Operating Temperature Range | -40 °C to 125 °C | °C |
| Package Types | TO-220, D²PAK, D²PAK/A, DPAK, DFN8 (4x4) | |
| Thermal Resistance Junction-Case | 5 °C/W (TO-220), 3 °C/W (D²PAK), 8 °C/W (D²PAK/A), 1.5 °C/W (DPAK), 33 °C/W (DFN8) | °C/W |
Key Features
- Low dropout voltage of 1.3 V at 1.5 A, reducing power loss and increasing efficiency.
- High output current capability up to 1.5 A.
- Tight output voltage tolerance: ± 1% at 25 °C and ± 2% in full temperature range.
- Internal power and thermal limiting for enhanced reliability.
- Wide operating temperature range from -40 °C to 125 °C.
- Pin-to-pin compatibility with standard adjustable voltage regulators.
- Minimal external components required; only a 10 µF capacitor is needed for stability.
Applications
The LD1086DT50TR is suitable for a variety of applications where a stable and efficient voltage supply is required. These include:
- Industrial control systems.
- Automotive systems.
- Consumer electronics.
- Telecommunication equipment.
- Power supplies and DC-DC converters.
Q & A
- What is the maximum output current of the LD1086DT50TR?
The LD1086DT50TR can provide up to 1.5 A of output current.
- What is the typical dropout voltage of the LD1086DT50TR at 1.5 A?
The typical dropout voltage is 1.3 V at 1.5 A.
- What are the available package types for the LD1086DT50TR?
The component is available in TO-220, D²PAK, D²PAK/A, DPAK, and DFN8 (4x4) packages.
- What is the operating temperature range of the LD1086DT50TR?
The operating temperature range is from -40 °C to 125 °C.
- What is the output voltage tolerance of the LD1086DT50TR?
The output voltage tolerance is ± 1% at 25 °C and ± 2% in the full temperature range.
- Is the LD1086DT50TR pin-to-pin compatible with older voltage regulators?
Yes, it is pin-to-pin compatible with standard adjustable voltage regulators.
- What is the minimum capacitor required for stability?
A minimum of 10 µF capacitor is required for stability.
- Does the LD1086DT50TR have internal thermal protection?
Yes, it has internal power and thermal limiting for enhanced reliability.
- What is the quiescent current of the LD1086DT50TR?
The quiescent current is between 5 to 10 mA.
- What are some typical applications of the LD1086DT50TR?
Typical applications include industrial control systems, automotive systems, consumer electronics, telecommunication equipment, and power supplies.
