Overview
The MC79M08BDTRKG is a 500 mA negative voltage regulator from ON Semiconductor, part of the MC79M00 series. This device is designed to provide a fixed negative output voltage of -8.0 V and is available in both TO-220 and DPAK packages. It is a robust regulator that includes features such as current limiting, thermal shutdown, and safe-area compensation, making it suitable for a wide range of applications requiring stable negative voltage regulation.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | -7.7 | -8.0 | -8.3 | Vdc |
| Line Regulation (TJ = 25°C) | Regline | - | - | 5.0 | mV |
| Load Regulation (TJ = 25°C) | Regload | - | 30 | 100 | mV |
| Input Bias Current (TJ = 25°C) | IIB | - | - | 8.0 | mA |
| Output Noise Voltage (TA = 25°C, 10 Hz ≤ f ≤ 100 kHz) | Vn | - | 60 | - | μV |
| Ripple Rejection (f = 120 Hz) | RR | 54 | 63 | - | dB |
| Dropout Voltage (IO = 500 mA, TJ = 25°C) | VI-VO | - | - | 1.1 | Vdc |
| Operating Junction Temperature Range | TJ | -40 | - | 125 | °C |
| Storage Junction Temperature | Tstg | -65 | - | 150 | °C |
Key Features
- No external components required for operation.
- Internal thermal overload protection and short circuit current limiting.
- Output transistor safe-area compensation.
- Available in surface mount DPAK (DT) package and TO-220 package.
- Pb-free packages available.
- ESD protection exceeding Human Body Model 2000 V per MIL-STD-883, Method 3015 and Machine Model 200 V.
Applications
The MC79M08BDTRKG is suitable for various applications requiring stable negative voltage regulation, such as:
- Power supplies for electronic equipment.
- Audio and video equipment.
- Industrial control systems.
- Medical devices.
- Telecommunication systems.
Q & A
- What is the output voltage of the MC79M08BDTRKG?
The output voltage of the MC79M08BDTRKG is -8.0 V. - What are the key protection features of this regulator?
The key protection features include internal thermal overload protection, short circuit current limiting, and safe-area compensation. - What packages are available for this regulator?
The regulator is available in both TO-220 and DPAK (DT) packages. - Is the MC79M08BDTRKG Pb-free?
Yes, Pb-free packages are available. - What is the maximum output current of the MC79M08BDTRKG?
The maximum output current is 500 mA. - What is the operating junction temperature range of the MC79M08BDTRKG?
The operating junction temperature range is -40°C to +125°C. - Does the MC79M08BDTRKG require external components for operation?
No, the MC79M08BDTRKG does not require external components for operation. - What is the ripple rejection of the MC79M08BDTRKG at 120 Hz?
The ripple rejection at 120 Hz is 54 to 63 dB. - What is the dropout voltage of the MC79M08BDTRKG at 500 mA output current?
The dropout voltage at 500 mA output current is 1.1 Vdc. - Does the MC79M08BDTRKG have ESD protection?
Yes, it exceeds the Human Body Model 2000 V per MIL-STD-883, Method 3015 and Machine Model 200 V.
