Overview
The MC78M12CDTX is a three-terminal medium current positive fixed voltage regulator produced by onsemi. This linear voltage regulator is designed to provide a stable output voltage of 12 volts, making it suitable for a wide variety of applications that require reliable and efficient voltage regulation.
The device is housed in a D-Pak package, which is compact and efficient, making it ideal for PCB designs with limited space. It is part of the MC78XX series, known for its robust performance and versatility in different electronic systems.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | 11.5 | 12 | 12.5 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | 11.5 | 12 | 12.5 | Vdc |
| Line Regulation (TJ = 25°C) | - | - | 50 mV | - |
| Load Regulation | - | - | 240 mV | - |
| Peak Output Current (TJ = 25°C) | - | - | 2.2 A | - |
| Average Temperature Coefficient of Output Voltage | - | - | -0.8 mV/°C | - |
| Package Type | - | - | D-Pak | - |
Key Features
- Fixed Output Voltage: Provides a stable output voltage of 12 volts.
- Medium Current Capability: Can handle output currents up to 500 mA.
- Compact Package: D-Pak package is suitable for PCB designs with limited space.
- Line and Load Regulation: Ensures stable output voltage under varying input and load conditions.
- Thermal Stability: Features a low average temperature coefficient of output voltage.
- Short Circuit Protection: Includes internal short circuit current limiting to protect the device.
Applications
- Industrial Control Systems: Used in various industrial control systems requiring stable voltage regulation.
- Consumer Electronics: Suitable for consumer electronics such as audio equipment, TVs, and other household appliances.
- Automotive Systems: Can be used in automotive systems where reliable voltage regulation is crucial.
- Medical Devices: Applicable in medical devices that require stable and efficient power supply.
- Telecommunication Equipment: Used in telecommunication equipment to ensure stable voltage supply.
Q & A
- What is the output voltage of the MC78M12CDTX?
The output voltage of the MC78M12CDTX is 12 volts.
- What is the maximum output current of the MC78M12CDTX?
The maximum output current is up to 500 mA.
- What type of package does the MC78M12CDTX come in?
The MC78M12CDTX comes in a D-Pak package.
- What are the line and load regulation specifications of the MC78M12CDTX?
The line regulation is up to 50 mV, and the load regulation is up to 240 mV.
- Does the MC78M12CDTX have short circuit protection?
Yes, it includes internal short circuit current limiting.
- What is the average temperature coefficient of output voltage for the MC78M12CDTX?
The average temperature coefficient of output voltage is -0.8 mV/°C.
- In what types of applications is the MC78M12CDTX commonly used?
It is commonly used in industrial control systems, consumer electronics, automotive systems, medical devices, and telecommunication equipment.
- How does the MC78M12CDTX ensure thermal stability?
The device features a low average temperature coefficient of output voltage to ensure thermal stability.
- What is the peak output current of the MC78M12CDTX at TJ = 25°C?
The peak output current is up to 2.2 A.
- Where can I find detailed specifications for the MC78M12CDTX?
Detailed specifications can be found in the datasheet available on the onsemi website or through distributors like Mouser Electronics.
