Overview
The L78M24CDT-TR is a three-terminal positive voltage regulator from STMicroelectronics, part of the L78M series. This regulator is designed to provide a fixed output voltage of 24V with a maximum output current of 500 mA. It is available in the TO-252-3 (DPAK) package, making it suitable for surface mount applications. The L78M series regulators are known for their robustness, featuring internal current limiting, thermal shutdown, and safe area protection, which makes them essentially indestructible under normal operating conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage (Max) | 40 | V |
| Output Voltage (Fixed) | 24 | V |
| Dropout Voltage (Max) | 2 | V |
| Output Current (Max) | 500 | mA |
| Package Style | TO-252-3 (DPAK) | |
| Mounting Method | Surface Mount | |
| Operating Temperature Range | 0 to 150 | °C |
| Storage Temperature Range | -65 to 150 | °C |
| Thermal Resistance Junction-Case | 8 | °C/W |
| Thermal Resistance Junction-Ambient | 100 | °C/W |
Key Features
- Fixed output voltage of 24V with an output current up to 500 mA.
- Internal current limiting, thermal shutdown, and safe area protection for robust operation.
- Low dropout voltage of 2V.
- Output voltage tolerance of 2% or 4% depending on the version.
- High supply voltage rejection (SVR) and low output noise voltage.
- Available in TO-252-3 (DPAK) package for surface mount applications.
- Rohs compliant and Ecopack2 certified.
Applications
The L78M24CDT-TR is versatile and can be used in a wide range of applications, including:
- Local on-card regulation to eliminate distribution problems associated with single point regulation.
- Industrial control systems.
- Consumer electronics.
- Automotive systems.
- Medical devices.
- Any application requiring a stable and reliable voltage source.
Q & A
- What is the maximum input voltage for the L78M24CDT-TR?
The maximum input voltage is 40V.
- What is the fixed output voltage of the L78M24CDT-TR?
The fixed output voltage is 24V.
- What is the maximum output current of the L78M24CDT-TR?
The maximum output current is 500 mA.
- What type of package does the L78M24CDT-TR come in?
The L78M24CDT-TR comes in the TO-252-3 (DPAK) package.
- Does the L78M24CDT-TR have thermal protection?
Yes, it features internal thermal shutdown and safe area protection.
- What is the dropout voltage of the L78M24CDT-TR?
The dropout voltage is 2V.
- Is the L78M24CDT-TR RoHS compliant?
Yes, it is RoHS compliant and Ecopack2 certified.
- What is the operating temperature range of the L78M24CDT-TR?
The operating temperature range is from 0 to 150°C.
- What is the storage temperature range of the L78M24CDT-TR?
The storage temperature range is from -65 to 150°C.
- What are some common applications for the L78M24CDT-TR?
Common applications include industrial control systems, consumer electronics, automotive systems, medical devices, and any application requiring a stable and reliable voltage source.
