Overview
The MC7805BD2TR4 is a monolithic integrated circuit designed as a fixed-voltage regulator, produced by onsemi. This component is part of the MC78XX series, which is widely used for various applications requiring stable voltage regulation. The MC7805BD2TR4 specifically provides a fixed output voltage of 5 volts, making it suitable for systems that require a reliable and stable 5V power 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 |
| Input Voltage (Max) | Vin | 35 | Vdc | ||
| Line Regulation (7.5 Vdc ≤ Vin ≤ 20 Vdc, IO = 1.0 A) | Regline | 0.5 | 10 | mV | |
| Load Regulation (5.0 mA ≤ IO ≤ 1.0 A) | Regload | 1.3 | 25 | mV | |
| Quiescent Current | IB | 3.2 | 8.0 | mA | |
| Peak Output Current (TJ = 25°C) | Imax | 2.2 | A | ||
| Short Circuit Current Limit (TA = 25°C) | ISC | 0.2 | A | ||
| 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 1.0 A of output current.
- Line and Load Regulation: Excellent line and load regulation ensure stable output voltage across various input and load conditions.
- Short Circuit Protection: Includes a short circuit current limit to protect the device from overcurrent conditions.
- Thermal Stability: The device has a low average temperature coefficient of output voltage, ensuring minimal drift with temperature changes.
- Compact Package: Available in D2PAK-3 and other compact packages, making it suitable for space-constrained designs.
Applications
- Embedded Systems: Ideal for powering microcontrollers, sensors, and other components in embedded systems.
- Industrial Control Systems: Used in industrial control systems for stable power supply to various modules.
- Consumer Electronics: Suitable for use in consumer electronics such as audio equipment, gaming consoles, and other devices requiring stable 5V power.
- Automotive Systems: Can be used in automotive systems where a reliable 5V power supply is necessary.
- Medical Devices: Used in medical devices that require a stable and regulated power supply.
Q & A
- What is the output voltage of the MC7805BD2TR4?
The output voltage of the MC7805BD2TR4 is 5 volts.
- What is the maximum input voltage for the MC7805BD2TR4?
The maximum input voltage for the MC7805BD2TR4 is 35 volts.
- What is the maximum output current of the MC7805BD2TR4?
The maximum output current of the MC7805BD2TR4 is 1.0 ampere.
- Does the MC7805BD2TR4 have short circuit protection?
Yes, the MC7805BD2TR4 includes a short circuit current limit to protect the device from overcurrent conditions.
- What is the typical quiescent current of the MC7805BD2TR4?
The typical quiescent current of the MC7805BD2TR4 is around 3.2 mA.
- What is the average temperature coefficient of output voltage for the MC7805BD2TR4?
The average temperature coefficient of output voltage for the MC7805BD2TR4 is -0.3 mV/°C.
- In what package types is the MC7805BD2TR4 available?
The MC7805BD2TR4 is available in D2PAK-3 and other compact packages.
- What are some common applications of the MC7805BD2TR4?
The MC7805BD2TR4 is commonly used in embedded systems, industrial control systems, consumer electronics, automotive systems, and medical devices.
- How does the MC7805BD2TR4 ensure thermal stability?
The MC7805BD2TR4 ensures thermal stability through its low average temperature coefficient of output voltage, minimizing drift with temperature changes.
- What are the line and load regulation characteristics of the MC7805BD2TR4?
The MC7805BD2TR4 has excellent line and load regulation, ensuring stable output voltage across various input and load conditions.
