Overview
The MC78L05ACPRPG is a linear voltage regulator from the MC78L00A Series produced by onsemi. This device is designed to provide a regulated output voltage of 5V with a maximum current of 100 mA. It is known for its simplicity, low cost, and robust performance, making it suitable for a wide range of applications. The regulator features internal current limiting and thermal shutdown, enhancing its reliability and safety. No external components are required in many applications, simplifying the design process.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage (VO) | 4.75 to 5.25 Vdc (TJ = +25°C, 1.0 mA ≤ IO ≤ 40 mA) |
| Input Voltage Range (VI) | 7 to 20 Vdc |
| Output Current (IO) | Up to 100 mA |
| Line Regulation | 55 to 150 mV (TJ = +25°C, IO = 40 mA, 7.0 Vdc ≤ VI ≤ 20 Vdc) |
| Load Regulation | 11 to 60 mV (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) |
| Dropout Voltage | 1.7 Vdc (TJ = +25°C) |
| Ripple Rejection (RR) | 41 to 49 dB (IO = 40 mA, f = 120 Hz, 8.0 Vdc ≤ VI ≤ 18 V, TJ = +25°C) |
| Operating Temperature Range | 0°C to +125°C |
| Package Type | TO-92 |
Key Features
- Internal Short Circuit Current Limiting: Protects the device from overcurrent conditions.
- Internal Thermal Overload Protection: Prevents the device from overheating.
- No External Components Required: Simplifies the design process in many applications.
- Low Cost: Economical solution for voltage regulation needs.
- Pb-Free Packages Available: Compliant with environmental regulations.
- Complementary Negative Regulators Offered (MC79L00 Series): Provides flexibility in design.
Applications
The MC78L05ACPRPG is versatile and can be used in various applications, including:
- Consumer Electronics: Such as audio equipment, home appliances, and other consumer devices.
- Industrial Control Systems: For power supply regulation in industrial automation and control systems.
- Automotive Systems: Suitable for automotive applications requiring reliable voltage regulation.
- Medical Devices: Used in medical equipment where stable voltage supply is crucial.
- General Purpose Power Supplies: For any application requiring a stable 5V output voltage.
Q & A
- What is the output voltage of the MC78L05ACPRPG?
The output voltage is 5V with a tolerance of ±4%. - What is the maximum output current of the MC78L05ACPRPG?
The maximum output current is 100 mA. - What is the input voltage range for the MC78L05ACPRPG?
The input voltage range is 7 to 20 Vdc. - Does the MC78L05ACPRPG require external components?
No, in many applications, no external components are required. - What is the operating temperature range of the MC78L05ACPRPG?
The operating temperature range is 0°C to +125°C. - What type of package does the MC78L05ACPRPG come in?
The MC78L05ACPRPG comes in a TO-92 package. - What is the dropout voltage of the MC78L05ACPRPG?
The dropout voltage is 1.7 Vdc at TJ = +25°C. - What is the ripple rejection of the MC78L05ACPRPG?
The ripple rejection is 41 to 49 dB at IO = 40 mA, f = 120 Hz, and 8.0 Vdc ≤ VI ≤ 18 Vdc. - Is the MC78L05ACPRPG Pb-free?
Yes, Pb-free packages are available. - What are some common applications of the MC78L05ACPRPG?
Common applications include consumer electronics, industrial control systems, automotive systems, medical devices, and general-purpose power supplies.
