Overview
The L78M05CDT-TR is a three-terminal positive voltage regulator produced by STMicroelectronics. This component is part of the L78M series, designed to provide local on-card regulation, thereby eliminating the distribution problems associated with single point regulation. It is available in a surface mount TO-252-3 (DPAK) package and is suitable for a wide range of applications requiring stable and regulated voltage output.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage - Max | 35 V | V |
| Output Voltage Fixed | 5 V | V |
| Dropout Voltage - Max | 2 V | V |
| Output Current - Max | 0.5 A | A |
| Tolerance | ±4% | % |
| Operating Temperature Range | 0°C to 150°C | °C |
| Quiescent Current | 6 mA | mA |
| No. of Outputs | Single | |
| Output Noise | 40 µV | µV |
| Load Regulation | 100 mV | mV |
| Line Regulation | 100 mV | mV |
| Package Style | TO-252-3 (DPAK) | |
| Mounting Method | Surface Mount |
Key Features
- Output current up to 0.5 A
- Fixed output voltage of 5 V
- Internal current limiting and safe area protection
- Thermal shutdown protection
- Short circuit protection
- Output transition SOA (Safe Operating Area) protection
- Available in surface mount TO-252-3 (DPAK) package
Applications
The L78M05CDT-TR is designed for various applications requiring local on-card voltage regulation. These include:
- Power supply systems where stable and regulated voltage is necessary
- Electronic devices requiring low noise and high stability voltage output
- Industrial control systems and automation
- Consumer electronics and appliances
- Automotive systems (though not AEC qualified)
Q & A
- What is the maximum input voltage for the L78M05CDT-TR?
The maximum input voltage for the L78M05CDT-TR is 35 V.
- What is the fixed output voltage of the L78M05CDT-TR?
The fixed output voltage of the L78M05CDT-TR is 5 V.
- What is the maximum output current of the L78M05CDT-TR?
The maximum output current of the L78M05CDT-TR is 0.5 A.
- What is the dropout voltage of the L78M05CDT-TR?
The dropout voltage of the L78M05CDT-TR is 2 V.
- What are the operating temperature ranges for the L78M05CDT-TR?
The operating temperature range for the L78M05CDT-TR is from 0°C to 150°C.
- Does the L78M05CDT-TR have thermal shutdown protection?
- What is the quiescent current of the L78M05CDT-TR?
The quiescent current of the L78M05CDT-TR is 6 mA).
- What is the package style and mounting method of the L78M05CDT-TR?
The L78M05CDT-TR is available in a TO-252-3 (DPAK) package with surface mount (SMD) mounting).
- Is the L78M05CDT-TR RoHS compliant?
- What are some common applications for the L78M05CDT-TR?
The L78M05CDT-TR is commonly used in power supply systems, electronic devices requiring low noise and high stability voltage output, industrial control systems, consumer electronics, and automotive systems).
