Overview
The MC78L05ACDG is a linear voltage regulator from onsemi, part of the MC78L00A series. These regulators are known for their simplicity, low cost, and robust performance. They are suitable for a wide range of applications requiring a regulated supply of up to 100 mA. The MC78L05ACDG offers a fixed output voltage of 5.0 V and features internal current limiting and thermal shutdown, making them highly reliable and rugged.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | 4.75 | 5.0 | 5.25 | Vdc |
| Line Regulation (TJ = +25°C, IO = 40 mA) | 45 | - | 150 | mV |
| Load Regulation (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) | 11 | - | 60 | mV |
| Input Bias Current (TJ = +25°C) | 3.8 | - | 6.0 | mA |
| Dropout Voltage (TJ = +25°C) | - | - | 1.7 | Vdc |
| Ripple Rejection (IO = 40 mA, f = 120 Hz, 8.0 Vdc ≤ VI ≤ 18 V, TJ = +25°C) | 41 | - | 49 | dB |
| Temperature Range | 0°C | - | +125°C | - |
| Package | - | - | SOIC-8 (Pb-Free) | - |
Key Features
- Fixed output voltage of 5.0 V
- Internal short circuit current limiting
- Internal thermal overload protection
- No external components required in many applications
- Low cost and easy to use
- Pb-Free packages available
- Complementary negative regulators offered (MC79L00 Series)
Applications
The MC78L05ACDG is suitable for a variety of applications, including:
- Industrial control systems
- Consumer electronics
- Automotive systems (with NCV prefix for automotive and other critical applications)
- General-purpose voltage regulation where a stable 5.0 V output is required
Q & A
- What is the output voltage of the MC78L05ACDG?
The output voltage of the MC78L05ACDG is 5.0 V.
- What is the maximum current output of the MC78L05ACDG?
The maximum current output is 100 mA.
- Does the MC78L05ACDG require external components?
No, in many applications, no external components are required.
- What is the temperature range for the MC78L05ACDG?
The temperature range is from 0°C to +125°C.
- What is the dropout voltage for the MC78L05ACDG?
The dropout voltage is 1.7 Vdc.
- What is the ripple rejection for the MC78L05ACDG?
The ripple rejection is 41 to 49 dB at 120 Hz.
- Is the MC78L05ACDG Pb-Free?
- What are the key protection features of the MC78L05ACDG?
The key protection features include internal short circuit current limiting and thermal overload protection.
- Are there complementary negative regulators available?
- What are some common applications for the MC78L05ACDG?
