Overview
The MC7805ACD2T, produced by onsemi, is a fixed-voltage linear voltage regulator designed to provide a stable output voltage of 5 volts. This component is part of the 78XX series, known for its reliability and wide range of applications in power supply systems. The MC7805ACD2T is suitable for use in various electronic devices requiring a regulated 5V supply.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | 4.8 | 5.0 | 5.2 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | VO | 4.75 | 5.0 | 5.25 | Vdc |
| Line Regulation (7.5 Vdc ≤ Vin ≤ 20 Vdc, IO = 1.0 A) | Regline | - | 0.5 | 1.3 | mV |
| Load Regulation (5.0 mA ≤ IO ≤ 1.0 A) | Regload | - | 0.15 | 1.3 | mV |
| Quiescent Current | IB | 3.2 | 6.5 | - | mA |
| Peak Output Current (TJ = 25°C) | Imax | - | - | 2.2 | A |
| Short Circuit Current Limit (TA = 25°C) | ISC | - | - | 0.2 | A |
| Output Noise Voltage (10 Hz ≤ f ≤ 100 kHz) | Vn | - | - | 10 | μV/VO |
| Output Resistance (f = 1.0 kHz) | rO | - | - | 0.9 | mΩ |
| Average Temperature Coefficient of Output Voltage | TCVO | - | - | -0.3 | mV/°C |
Key Features
- Fixed Output Voltage: Provides a stable 5V output voltage.
- High Current Capability: Can supply up to 1.5 A of output current.
- Low Dropout Voltage: Ensures efficient operation with a dropout voltage of 2.0 V.
- Line and Load Regulation: Offers good line and load regulation to maintain output voltage stability.
- Short Circuit Protection: Includes a short circuit current limit to protect the device from overcurrent conditions.
- Thermal Stability: Features a low average temperature coefficient of output voltage for stable performance over a wide temperature range.
Applications
- Power Supply Systems: Ideal for use in various power supply systems requiring a regulated 5V output.
- Embedded Systems: Suitable for embedded systems, microcontrollers, and other electronic devices needing a stable 5V supply.
- Industrial Control Systems: Used in industrial control systems, automation, and other applications requiring reliable voltage regulation.
- Consumer Electronics: Found in consumer electronics such as audio equipment, medical devices, and other appliances.
Q & A
- What is the output voltage of the MC7805ACD2T?
The output voltage of the MC7805ACD2T is 5 volts.
- What is the maximum output current of the MC7805ACD2T?
The maximum output current of the MC7805ACD2T is 1.5 A.
- What is the dropout voltage of the MC7805ACD2T?
The dropout voltage of the MC7805ACD2T is 2.0 V.
- Does the MC7805ACD2T have short circuit protection?
Yes, the MC7805ACD2T includes a short circuit current limit to protect the device from overcurrent conditions.
- What is the quiescent current of the MC7805ACD2T?
The quiescent current of the MC7805ACD2T is typically 6.5 mA.
- What is the output noise voltage of the MC7805ACD2T?
The output noise voltage of the MC7805ACD2T is 10 μV/VO.
- What is the output resistance of the MC7805ACD2T?
The output resistance of the MC7805ACD2T is 0.9 mΩ at 1 kHz.
- What is the average temperature coefficient of output voltage for the MC7805ACD2T?
The average temperature coefficient of output voltage for the MC7805ACD2T is -0.3 mV/°C.
- In what types of applications is the MC7805ACD2T commonly used?
The MC7805ACD2T is commonly used in power supply systems, embedded systems, industrial control systems, and consumer electronics.
- What are the key benefits of using the MC7805ACD2T?
The key benefits include fixed output voltage, high current capability, low dropout voltage, good line and load regulation, and thermal stability.
