Overview
The MC7805ACD2TG is a fixed-voltage regulator from onsemi, designed to provide a stable 5V output voltage. This monolithic integrated circuit is part of the MC78XX series and is suitable for a wide range of applications, including local and on-card voltage regulation. The device is known for its reliability and ease of use, requiring no external components for basic operation.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | 4.8 | 5.0 | 5.2 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | 4.75 | 5.0 | 5.25 | Vdc |
| Line Regulation (7.5 Vdc ≤ Vin ≤ 20 Vdc, IO = 1.0 A) | - | 0.5 | 1.3 | mV |
| Load Regulation (5.0 mA ≤ IO ≤ 1.0 A) | - | 1.3 | 25 | mV |
| Quiescent Current | 3.2 | - | 8.0 | mA |
| Peak Output Current (TJ = 25°C) | - | - | 2.2 | A |
| Short Circuit Current Limit (TA = 25°C) | - | - | 0.2 | A |
| Output Noise Voltage (10 Hz ≤ f ≤ 100 kHz) | - | - | 10 | μV/VO |
| Output Resistance (f = 1.0 kHz) | - | - | 0.9 | mΩ |
| Average Temperature Coefficient of Output Voltage | - | -0.3 | - | mV/°C |
Key Features
- Output current in excess of 1.0 A with adequate heatsinking.
- No external components required for basic operation.
- Internal current limiting and thermal shutdown for protection.
- Safe-area compensation to prevent output transistor failure.
- Can be used with external components to obtain adjustable voltages and currents.
- Pb-free and available in D2PAK package.
Applications
- Local and on-card voltage regulation in various electronic devices.
- Power supplies for industrial, automotive, and consumer electronics.
- Battery chargers and power management systems.
- Embedded systems and microcontroller-based projects.
- General-purpose voltage regulation in electronic circuits.
Q & A
- What is the output voltage of the MC7805ACD2TG?
The output voltage of the MC7805ACD2TG is 5V, with a tolerance of 4.8V to 5.2V at TJ = 25°C.
- What is the maximum output current of the MC7805ACD2TG?
The MC7805ACD2TG can deliver an output current in excess of 1.0 A with adequate heatsinking.
- Does the MC7805ACD2TG require external components for operation?
No, the MC7805ACD2TG does not require external components for basic operation.
- What are the key protection features of the MC7805ACD2TG?
The device features internal current limiting and thermal shutdown for protection.
- What is the typical quiescent current of the MC7805ACD2TG?
The typical quiescent current is 3.2 mA to 8.0 mA.
- What is the short circuit current limit of the MC7805ACD2TG?
The short circuit current limit is 0.2 A at TA = 25°C.
- What is the output noise voltage of the MC7805ACD2TG?
The output noise voltage is 10 μV/VO from 10 Hz to 100 kHz.
- What is the output resistance of the MC7805ACD2TG?
The output resistance is 0.9 mΩ at f = 1.0 kHz.
- What is the average temperature coefficient of output voltage?
The average temperature coefficient of output voltage is -0.3 mV/°C.
- In what package is the MC7805ACD2TG available?
The MC7805ACD2TG is available in a Pb-free D2PAK package).
