Overview
The MC78L05ACDR2GH, produced by onsemi, is a part of the MC78L00A Series of positive voltage regulators. These regulators are designed to be inexpensive and easy to use, making them suitable for a wide range of applications that require a regulated supply of up to 100 mA. The MC78L05ACDR2GH is specifically configured to provide a regulated output voltage of 5 volts. These devices are known for their ruggedness, featuring internal current limiting and thermal shutdown, which enhances their reliability and performance.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | 4.9 | 5.0 | 5.1 | Vdc |
| Line Regulation (TJ = +25°C, IO = 40 mA) | - | - | 20 | mV |
| Load Regulation (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) | - | - | 40 | mV |
| Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz) | - | - | 60 | μV |
| Ripple Rejection (IO = 40 mA, f = 120 Hz, 13 V ≤ VI ≤ 24 V, TJ = +25°C) | 37 | 57 | - | dB |
| Dropout Voltage (TJ = +25°C) | - | - | 1.7 | Vdc |
| Input Bias Current (TJ = +25°C) | - | - | 6.0 | mA |
Key Features
- Inexpensive and easy to use, making them suitable for a variety of applications.
- Internal current limiting and thermal shutdown for enhanced reliability and performance.
- No external components required in many applications.
- Substantial performance advantage over traditional zener diode-resistor combinations due to reduced output impedance and quiescent current.
- Available in various output voltages within the MC78L00A Series.
Applications
- General purpose voltage regulation in electronic devices.
- Power supplies for small to medium-sized electronic systems.
- Battery-powered devices requiring stable voltage regulation.
- Industrial control systems and automation.
- Consumer electronics such as audio equipment and appliances.
Q & A
- What is the output voltage of the MC78L05ACDR2GH?
The output voltage of the MC78L05ACDR2GH is 5 volts.
- What is the maximum current output of the MC78L05ACDR2GH?
The maximum current output is up to 100 mA.
- Does the MC78L05ACDR2GH require external components for operation?
No, in many applications, no external components are required.
- What are the key features of the MC78L05ACDR2GH?
Internal current limiting, thermal shutdown, and reduced output impedance and quiescent current.
- What is the dropout voltage of the MC78L05ACDR2GH?
The dropout voltage is approximately 1.7 Vdc.
- What is the ripple rejection of the MC78L05ACDR2GH?
The ripple rejection is between 37 dB and 57 dB at 120 Hz.
- Is the MC78L05ACDR2GH still in production?
No, the MC78L05ACDR2GH is obsolete and no longer manufactured. Available substitutes include the MC78L05ACDR2G.
- What are some common applications of the MC78L05ACDR2GH?
General purpose voltage regulation, power supplies, battery-powered devices, industrial control systems, and consumer electronics.
- What is the operating temperature range of the MC78L05ACDR2GH?
The operating temperature range is typically between 0°C and +125°C.
- How does the MC78L05ACDR2GH compare to traditional zener diode-resistor combinations?
The MC78L05ACDR2GH offers reduced output impedance and quiescent current, providing a substantial performance advantage.
