Overview
The MC79M12CDTRKG is a part of the MC79M00 series of negative linear voltage regulators produced by onsemi. This regulator is designed to complement the popular MC78M00 series devices and is available in fixed output voltage options, including -12 V for the MC79M12 model. It features internal current limiting, thermal shutdown, and safe-area compensation, making it robust under various operating conditions. With adequate heatsinking, it can deliver output currents exceeding 0.5 A.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | -11.5 to -12.5 | Vdc |
| Output Current | Up to 500 mA | A |
| Input Voltage Range | -35 Vdc | Vdc |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | DPAK-3 (TO-252-2) | |
| Thermal Resistance, Junction-to-Ambient | 92 °C/W | °C/W |
| Thermal Resistance, Junction-to-Case | 6.0 °C/W | °C/W |
| Line Regulation | -14.5 Vdc ≥ VI ≥ -30 Vdc | mV |
| Load Regulation | 30 to 240 mV | mV |
| Power Dissipation | Internally Limited | W |
Key Features
- No external components required.
- Internal thermal overload protection.
- Internal short circuit current limiting.
- Output transistor safe-area compensation.
- Available in surface mount DPAK (DT) package.
- Pb-free packages available.
- ESD protection exceeding Human Body Model 2000 V per MIL_STD_883, Method 3015.
Applications
The MC79M12CDTRKG is suitable for various industrial and electronic applications requiring stable negative voltage regulation. It can be used in power supplies, audio equipment, and other devices that need reliable negative voltage sources. Its robust design and protective features make it ideal for environments where reliability and stability are critical.
Q & A
- What is the output voltage of the MC79M12CDTRKG? The output voltage of the MC79M12CDTRKG is -12 V, with a tolerance range of -11.5 to -12.5 Vdc.
- What is the maximum output current of the MC79M12CDTRKG? The maximum output current is up to 500 mA.
- What are the operating temperature ranges for the MC79M12CDTRKG? The operating temperature range is -40°C to +125°C.
- What type of package is the MC79M12CDTRKG available in? It is available in the DPAK-3 (TO-252-2) package.
- Does the MC79M12CDTRKG require external components? No, it does not require external components.
- What kind of thermal protection does the MC79M12CDTRKG have? It has internal thermal overload protection and safe-area compensation.
- Is the MC79M12CDTRKG ESD protected? Yes, it exceeds the Human Body Model 2000 V per MIL_STD_883, Method 3015.
- What is the thermal resistance, junction-to-ambient, for the MC79M12CDTRKG? The thermal resistance, junction-to-ambient, is 92 °C/W.
- What is the line regulation of the MC79M12CDTRKG? The line regulation is specified as -14.5 Vdc ≥ VI ≥ -30 Vdc.
- What is the load regulation of the MC79M12CDTRKG? The load regulation is 30 to 240 mV.
