Overview
The MC79M05BDTRKG is a 500 mA negative voltage regulator produced by onsemi. It is part of the MC79M00 series, which offers fixed output voltage options and is designed as a complement to the MC78M00 series. This specific model provides a nominal output voltage of -5.0 V. The regulator is known for its robustness, featuring current limiting, thermal shutdown, and safe-area compensation, making it suitable for a wide range of operating conditions.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage | -6.1 | -35 | Vdc | |
| Output Voltage (TJ = 25°C) | -4.8 | -5.0 | -5.2 | Vdc |
| Output Current | 500 | mA | ||
| Line Regulation (TJ = 25°C) | 50 | mV | ||
| Load Regulation (TJ = 25°C) | 100 | mV | ||
| Dropout Voltage (IO = 500 mA, TJ = 25°C) | 1.1 | Vdc | ||
| Operating Junction Temperature Range | -40 | 125 | °C | |
| Thermal Resistance, Junction-to-Ambient (DPAK-3) | 92 | °C/W | ||
| Package Type | TO-252-2 (DPAK) |
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.
- Ripple rejection of 66 dB at 120 Hz.
Applications
The MC79M05BDTRKG is suitable for various applications requiring a stable negative voltage supply. These include:
- Power supplies for electronic equipment.
- Audio and video equipment.
- Industrial control systems.
- Medical devices.
- Automotive systems.
Q & A
- What is the nominal output voltage of the MC79M05BDTRKG?
The nominal output voltage is -5.0 V.
- What is the maximum output current of the MC79M05BDTRKG?
The maximum output current is 500 mA.
- What are the key protection features of the MC79M05BDTRKG?
The regulator features internal thermal overload protection, short circuit current limiting, and safe-area compensation.
- What is the operating junction temperature range for the MC79M05BDTRKG?
The operating junction temperature range is -40°C to +125°C.
- What package types are available for the MC79M05BDTRKG?
The regulator is available in TO-252-2 (DPAK) and TO-220 packages.
- Does the MC79M05BDTRKG require external components for operation?
No, the MC79M05BDTRKG does not require external components for operation.
- What is the ripple rejection of the MC79M05BDTRKG at 120 Hz?
The ripple rejection is 66 dB at 120 Hz.
- Is the MC79M05BDTRKG ESD protected?
- What is the thermal resistance, junction-to-ambient, for the DPAK-3 package?
The thermal resistance, junction-to-ambient, for the DPAK-3 package is 92 °C/W.
- Are Pb-free packages available for the MC79M05BDTRKG?
