Overview
The onsemi MC79M12BDTRKG is a linear, low drop-out (LDO) voltage regulator designed to provide a stable negative output voltage. This component is part of the MC79M00 series, which offers fixed output voltage options and is intended as a complement to the popular MC78M00 series. The MC79M12BDTRKG specifically provides a fixed output voltage of -12V and is capable of delivering up to 500mA of output current. It is packaged in a TO-252-2 (DPAK) surface mount package, making it suitable for a variety of applications requiring robust and reliable voltage regulation.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | onsemi |
| MFR. Part # | MC79M12BDTRKG |
| Package | TO-252-2 (DPAK) |
| Output Voltage | -12V |
| Output Current | 500mA |
| Power Supply Rejection Ratio (PSRR) | 60dB @ 120Hz |
| Dropout Voltage | 1.1V @ 500mA |
| Operating Temperature Range | -40°C to +125°C |
| Line Regulation | -14.5 Vdc ≥ VI ≥ -30 Vdc, -15 Vdc ≥ VI ≥ -25 Vdc |
| Load Regulation | 30 mV to 240 mV (5.0 mA ≤ IO ≤ 500 mA) |
| Thermal Shutdown | Internal thermal overload protection |
| Short Circuit Current Limiting | Internal short circuit current limiting |
Key Features
- No external components required for operation
- Internal thermal overload protection and short circuit current limiting
- Output transistor safe-area compensation
- Available in Pb-free packages
- High power supply rejection ratio (PSRR) of 60dB @ 120Hz
- Low dropout voltage of 1.1V @ 500mA
Applications
The onsemi MC79M12BDTRKG is suitable for various applications requiring stable negative voltage regulation, including:
- Industrial control systems
- Automotive electronics
- Telecommunications equipment
- Consumer electronics requiring negative voltage supplies
- Medical devices needing reliable voltage regulation
Q & A
- What is the output voltage of the MC79M12BDTRKG?
The output voltage of the MC79M12BDTRKG is -12V.
- What is the maximum output current of the MC79M12BDTRKG?
The maximum output current is 500mA.
- What is the package type of the MC79M12BDTRKG?
The package type is TO-252-2 (DPAK).
- What is the operating temperature range of the MC79M12BDTRKG?
The operating temperature range is -40°C to +125°C.
- Does the MC79M12BDTRKG have internal thermal protection?
- Is the MC79M12BDTRKG available in Pb-free packages?
- What is the dropout voltage of the MC79M12BDTRKG at 500mA?
- What is the power supply rejection ratio (PSRR) of the MC79M12BDTRKG?
- Does the MC79M12BDTRKG require external components for operation?
- What are some common applications of the MC79M12BDTRKG?
