Overview
The L7805ABD2T-TR is a three-terminal positive voltage regulator IC produced by STMicroelectronics. This component is part of the L78 series, which is renowned for its reliability and versatility in various electronic applications. The L7805ABD2T-TR is specifically designed to provide a fixed output voltage of 5 volts, making it ideal for systems that require stable and regulated voltage supplies.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Output Voltage (VO) | 4.9 | 5 | 5.1 | V |
| Output Current (IO) | 1.5 | A | ||
| Input Voltage (VI) | 7.5 | 20 | V | |
| Line Regulation | 9 | 60 | mV | |
| Load Regulation | 25 | 100 | mV | |
| Operating Junction Temperature | -40 | 125 | °C | |
| Storage Temperature Range | -65 | 150 | °C | |
| Thermal Resistance Junction-Case (RthJC) | 3 | °C/W | ||
| Thermal Resistance Junction-Ambient (RthJA) | 62.5 | °C/W |
Key Features
- Output Current: Up to 1.5 A, making it suitable for a wide range of applications.
- Output Voltage Tolerance: 2% for the A version, ensuring stable output voltage.
- Thermal Overload Protection: Prevents the device from overheating and potential damage.
- Short Circuit Protection: Protects the device from short circuit conditions.
- Output Transition SOA Protection: Safeguards the device during output voltage transitions.
- Internal Current Limiting: Limits the current to prevent excessive current draw.
- Safe Area Protection: Ensures the device operates within a safe area to prevent damage.
- Extended Temperature Range: Operates from -40°C to 125°C, making it suitable for various environmental conditions.
Applications
The L7805ABD2T-TR is versatile and can be used in a variety of applications, including:
- Local On-Card Regulation: Provides regulated voltage supply on the same card, eliminating distribution problems associated with single point regulation.
- Power Supplies: Suitable for use in power supply units where stable and regulated voltage is required.
- Industrial Control Systems: Used in industrial control systems that require reliable and stable voltage supplies.
- Consumer Electronics: Found in various consumer electronics where a stable 5V supply is necessary.
Q & A
- What is the output voltage of the L7805ABD2T-TR?
The output voltage of the L7805ABD2T-TR is 5 volts with a tolerance of 2% for the A version.
- What is the maximum output current of the L7805ABD2T-TR?
The maximum output current is up to 1.5 A.
- What are the thermal protection features of the L7805ABD2T-TR?
The device features thermal overload protection and safe area protection to prevent overheating and potential damage.
- What is the operating junction temperature range of the L7805ABD2T-TR?
The operating junction temperature range is from -40°C to 125°C.
- Does the L7805ABD2T-TR have short circuit protection?
- What are the typical applications of the L7805ABD2T-TR?
- What is the storage temperature range of the L7805ABD2T-TR?
- What are the package options for the L78 series?
- Does the L7805ABD2T-TR have internal current limiting?
- What is the thermal resistance junction-ambient (RthJA) of the L7805ABD2T-TR in D²PAK package?
