Overview
The L7805C-D2TR is a three-terminal positive voltage regulator IC produced by STMicroelectronics. It is part of the L78 series, which is known for its reliability and versatility in various applications. This regulator is available in the D²PAK package and is designed to provide a fixed output voltage of 5 volts. The L7805C-D2TR is suitable for local on-card regulation, eliminating distribution problems associated with single-point regulation. It features internal current limiting, thermal shutdown, and safe area protection, making it highly robust and reliable.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 4.9 - 5.1 | V |
| Output Current | Up to 1.5 A | A |
| Operating Temperature Range | 0 to 125 °C | °C |
| Input Voltage (for VO = 5 V) | Up to 35 V | V |
| Thermal Resistance Junction-Case (D²PAK) | 3 °C/W | °C/W |
| Thermal Resistance Junction-Ambient (D²PAK) | 62.5 °C/W | °C/W |
| Dropout Voltage | 2 V | V |
| Output Noise Voltage | 10 µV/VO | µV/VO |
| Output Resistance | 17 mΩ | mΩ |
| Short Circuit Current | 0.2 A | A |
| Short Circuit Peak Current | 2.2 A | A |
| Output Voltage Drift | -1.1 mV/°C | mV/°C |
Key Features
- Fixed output voltage of 5 volts with a tolerance of ±2%.
- High output current capability up to 1.5 A.
- Internal current limiting, thermal shutdown, and safe area protection.
- Low dropout voltage of 2 V.
- Low output noise voltage of 10 µV/VO.
- High ripple rejection ratio.
- Available in D²PAK package for efficient heat dissipation.
- Rohs compliant and Ecopack2 certified.
Applications
The L7805C-D2TR is versatile and can be used in a wide range of applications, including:
- Local on-card voltage regulation in electronic devices.
- Power supplies for industrial and consumer electronics.
- Automotive systems requiring stable voltage regulation.
- Medical devices that need reliable voltage supply.
- Telecommunication equipment and networking devices.
Q & A
- What is the output voltage of the L7805C-D2TR? The output voltage is 5 volts with a tolerance of ±2%.
- What is the maximum output current of the L7805C-D2TR? The maximum output current is up to 1.5 A.
- What are the operating temperature ranges for the L7805C-D2TR? The operating temperature range is from 0 to 125 °C.
- What is the dropout voltage of the L7805C-D2TR? The dropout voltage is 2 V.
- Does the L7805C-D2TR have built-in protection features? Yes, it includes internal current limiting, thermal shutdown, and safe area protection.
- What package type is the L7805C-D2TR available in? It is available in the D²PAK package.
- Is the L7805C-D2TR RoHS compliant? Yes, it is RoHS compliant and Ecopack2 certified.
- What is the thermal resistance junction-case for the D²PAK package? The thermal resistance junction-case is 3 °C/W.
- What is the short circuit current of the L7805C-D2TR? The short circuit current is 0.2 A.
- What are some common applications of the L7805C-D2TR? It is commonly used in power supplies, automotive systems, medical devices, and telecommunication equipment.
