Overview
The MC79M05CDTRK is a negative linear voltage regulator from onsemi, designed to provide a fixed output voltage of -5.0 V. This regulator is part of the MC79M00 series, which complements the popular MC78M00 series devices. It is available in a surface mount DPAK (DT) package and is known for its ruggedness under various operating conditions, thanks to features such as current limiting, thermal shutdown, and safe-area compensation. With adequate heatsinking, it can deliver output currents in excess of 0.5 A, making it suitable for a variety of applications requiring stable negative voltage regulation.
Key Specifications
| Attribute | Value |
|---|---|
| Input Voltage (Max) | -35 V |
| Output Voltage (Fixed) | -5 V |
| Dropout Voltage (Max) | 1.1 V |
| Output Current (Max) | 500 mA |
| Tolerance (%) | ±4% |
| Operating Temperature Range | 0°C to 125°C |
| Regulator Topology | Fixed |
| No. of Outputs | Single |
| Output Noise | 90 µV |
| Load Regulation | 240 mV |
| Line Regulation | 80 mV |
| Package Style | TO-252-3 (DPAK) |
| Mounting Method | Surface Mount |
Key Features
- No External Components Required
- Internal Thermal Overload Protection
- Internal Short Circuit Current Limiting
- Output Transistor Safe-Area Compensation
- Pb-Free Packages Available
Applications
The MC79M05CDTRK is suitable for various applications that require stable negative voltage regulation. These include:
- Power supplies for electronic devices
- Audio and video equipment
- Industrial control systems
- Medical devices requiring negative voltage regulation
- Telecommunication equipment
Q & A
- What is the fixed output voltage of the MC79M05CDTRK?
The fixed output voltage of the MC79M05CDTRK is -5.0 V.
- What is the maximum input voltage for the MC79M05CDTRK?
The maximum input voltage for the MC79M05CDTRK is -35 V.
- What is the maximum output current of the MC79M05CDTRK?
The maximum output current of the MC79M05CDTRK is 500 mA.
- What are the key protection features of the MC79M05CDTRK?
The key protection features include internal thermal overload protection, internal short circuit current limiting, and output transistor safe-area compensation.
- What is the operating temperature range of the MC79M05CDTRK?
The operating temperature range of the MC79M05CDTRK is 0°C to 125°C.
- What package style is the MC79M05CDTRK available in?
The MC79M05CDTRK is available in a TO-252-3 (DPAK) package.
- Is the MC79M05CDTRK Pb-Free?
- What are some typical applications for the MC79M05CDTRK?
Typical applications include power supplies, audio and video equipment, industrial control systems, medical devices, and telecommunication equipment.
- Does the MC79M05CDTRK require external components to operate?
No, the MC79M05CDTRK does not require external components to operate.
- How does the MC79M05CDTRK handle thermal overload?
The MC79M05CDTRK has internal thermal overload protection to handle thermal overload conditions.
