Overview
The L78M12CV-DG is a three-terminal positive voltage regulator from STMicroelectronics. This component is part of the L78 series, which is known for its reliability and versatility in various applications. The L78M12CV-DG provides a fixed output voltage of 12V and is capable of delivering up to 500 mA of output current. It is available in several package types, including TO-220, TO-220FP, D²PAK, and DPAK, making it suitable for a wide range of electronic designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Min | 0.0 | °C |
| Operating Temperature Max | 125.0 | °C |
| ECCN US | EAR99 | |
| ECCN EU | NEC | |
| Packing Type | Tube | |
| RoHS Compliant | Ecopack2 | |
| Grade | Industrial | |
| Package Name | TO-220 | |
| Output Voltage | 12 V | V |
| Output Current | Up to 500 mA | mA |
| Thermal Overload Protection | Yes | |
| Short Circuit Protection | Yes | |
| Output Voltage Tolerance | ±2% (AB and AC versions), ±4% (C version) | % |
| Dropout Voltage | 2 V | V |
Key Features
- Fixed Output Voltage: Provides a stable output voltage of 12V.
- High Output Current: Capable of delivering up to 500 mA of output current.
- Thermal Overload Protection: Internal thermal shutdown to prevent overheating.
- Short Circuit Protection: Internal current limiting and short circuit protection to ensure device safety.
- Output Voltage Tolerance: Tight output voltage tolerance of ±2% for AB and AC versions, and ±4% for C version.
- Low Dropout Voltage: Dropout voltage of 2V, ensuring efficient operation.
- Versatile Packaging: Available in TO-220, TO-220FP, D²PAK, and DPAK packages.
Applications
The L78M12CV-DG is useful in a wide range of applications, including:
- Local On-Card Regulation: Provides local regulation on PCBs, eliminating distribution problems associated with single point regulation.
- Industrial Control Systems: Suitable for use in industrial control systems where stable voltage regulation is critical.
- Consumer Electronics: Used in various consumer electronics where reliable voltage regulation is necessary.
- Automotive Systems: Can be used in automotive systems due to its robust thermal and short circuit protection features.
Q & A
- What is the output voltage of the L78M12CV-DG?
The output voltage of the L78M12CV-DG is 12V.
- What is the maximum output current of the L78M12CV-DG?
The maximum output current is up to 500 mA.
- Does the L78M12CV-DG have thermal overload protection?
Yes, it has internal thermal shutdown to prevent overheating.
- What are the available package types for the L78M12CV-DG?
It is available in TO-220, TO-220FP, D²PAK, and DPAK packages.
- Is the L78M12CV-DG RoHS compliant?
Yes, it is RoHS compliant with the Ecopack2 standard.
- What is the dropout voltage of the L78M12CV-DG?
The dropout voltage is 2V.
- Does the L78M12CV-DG have short circuit protection?
Yes, it has internal current limiting and short circuit protection.
- What is the operating temperature range for the L78M12CV-DG?
The operating temperature range is from 0°C to 125°C.
- What are some common applications of the L78M12CV-DG?
It is commonly used in industrial control systems, consumer electronics, and automotive systems.
- Does the L78M12CV-DG provide local on-card regulation?
Yes, it can provide local on-card regulation, eliminating distribution problems associated with single point regulation.
