Overview
The STMicroelectronics LD1086D2T25TR is a low-drop positive voltage regulator designed to provide a fixed output voltage of 2.5V with a maximum output current of 1.5A. This component is part of the LD1086 series, known for its high performance and reliability. Although the LD1086D2T25TR is currently marked as obsolete, it remains a significant component in legacy systems and designs. It is packaged in a TO-263-3, D²Pak (2 Leads + Tab), or TO-263AB package, making it suitable for surface mount applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | STMicroelectronics | |
| Product Status | Obsolete | |
| Output Configuration | Positive | |
| Output Type | Fixed | |
| Number of Regulators | 1 | |
| Voltage - Input (Max) | 30V | V |
| Voltage - Output (Min/Fixed) | 2.5V | V |
| Voltage Dropout (Max) | 1.5V @ 1.5A | V @ A |
| Current - Output | 1.5A | A |
| Current - Quiescent (Iq) | 10 mA | mA |
| PSRR | 81dB (120Hz) | dB (Hz) |
| Protection Features | Over Current, Over Temperature | |
| Operating Temperature | -40°C ~ 125°C | °C |
| Mounting Type | Surface Mount | |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| RoHS Status | ROHS3 Compliant |
Key Features
- Low Dropout Voltage: The LD1086D2T25TR has a maximum dropout voltage of 1.5V at 1.5A, ensuring efficient voltage regulation even at low input voltages.
- High Output Current: It can provide up to 1.5A of output current, making it suitable for a variety of applications requiring stable power supply.
- Tight Output Voltage Tolerance: The output voltage tolerance is ±1% at 25°C and ±2% over the full temperature range, ensuring high accuracy in voltage regulation.
- Internal Protection Features: The regulator includes overcurrent and overtemperature protection, enhancing the reliability and lifespan of the device.
- Wide Operating Temperature Range: It operates from -40°C to 125°C, making it suitable for use in harsh environmental conditions.
- Surface Mount Package: The TO-263-3, D²Pak (2 Leads + Tab), or TO-263AB package facilitates easy integration into surface mount PCB designs.
Applications
The LD1086D2T25TR is versatile and can be used in various applications requiring a stable 2.5V power supply. Some common applications include:
- Power Supplies: It is used in linear power supplies where a fixed output voltage is required.
- Industrial Control Systems: Suitable for industrial control systems that need reliable and stable voltage regulation.
- Automotive Systems: Can be used in automotive systems due to its wide operating temperature range and robust protection features.
- Consumer Electronics: Found in consumer electronics that require a stable and efficient power supply.
Q & A
- What is the output voltage of the LD1086D2T25TR?
The output voltage of the LD1086D2T25TR is fixed at 2.5V.
- What is the maximum output current of the LD1086D2T25TR?
The maximum output current is 1.5A.
- What is the maximum input voltage for the LD1086D2T25TR?
The maximum input voltage is 30V.
- What are the protection features of the LD1086D2T25TR?
The regulator includes overcurrent and overtemperature protection features.
- What is the operating temperature range of the LD1086D2T25TR?
The operating temperature range is from -40°C to 125°C.
- What is the package type of the LD1086D2T25TR?
The package types are TO-263-3, D²Pak (2 Leads + Tab), or TO-263AB.
- Is the LD1086D2T25TR RoHS compliant?
Yes, the LD1086D2T25TR is ROHS3 compliant.
- What is the quiescent current of the LD1086D2T25TR?
The quiescent current is 10 mA.
- What is the PSRR of the LD1086D2T25TR?
The PSRR is 81dB at 120Hz.
- Is the LD1086D2T25TR still in production?
No, the LD1086D2T25TR is marked as obsolete.
