Overview
The MC7805CT is a voltage regulator integrated circuit designed to provide a fixed 5V output voltage for a wide range of applications, including local and on-card regulation. Manufactured by ON Semiconductor, this component is part of the MC7800 series of voltage regulators and is capable of providing up to 1A of output current. It incorporates internal current limiting, thermal shutdown, and safe-area compensation to ensure stable and reliable operation.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 5 V |
| Maximum Output Current | 1 A |
| Regulator Type | Linear Voltage |
| Number of Outputs | 1 |
| Line Regulation | 20 mV |
| Load Regulation | 25 mV |
| Output Voltage Accuracy | ±4% |
| Quiescent Current | 3.2 mA (typical) |
| Minimum Operating Temperature | 0 °C |
| Maximum Operating Temperature | +125 °C |
| Maximum Input Voltage | 35 V |
| Package Type | TO-220 |
| Mounting Type | Through Hole |
| Dimensions | 10.28 x 4.82 x 30.02 mm |
Key Features
- Fixed Output Voltage of 5V: Provides a stable 5V output voltage.
- Output Current up to 1A: Capable of handling high current demands.
- No External Components Required: Simplifies circuit design by not needing additional components.[
- Internal Thermal Overload Protection: Prevents the device from overheating and ensures safe operation.
- Internal Short Circuit Current Limiting: Protects the device from short circuit conditions.
- Output Transistor Safe-Area Compensation: Ensures the device operates safely within its specified parameters.
- TO-220 Package for Heat Sinking: Allows for easy heat sinking to prevent overheating.[
Applications
- HVAC Systems: Suitable for heating, ventilation, and air conditioning systems.
- Household Electronic Machines: Used in various household appliances.
- AC-DC Power Supplies: Ideal for power adapter and power supply applications.[
- Consumer Electronics: Used in a wide range of consumer electronic devices.[
Q & A
- Q: What is the output voltage of the MC7805CT?
A: The output voltage of the MC7805CT is 5 volts. - Q: What is the maximum output current of the MC7805CT?
A: The maximum output current of the MC7805CT is 1 ampere. - Q: Does the MC7805CT have thermal overload protection?
A: Yes, the MC7805CT features thermal overload protection, which prevents the device from overheating and ensures safe operation. - Q: Is the MC7805CT suitable for use in industrial applications?
A: Yes, the MC7805CT is suitable for use in industrial applications that require a stable power supply and can handle high currents.[ - Q: What is the minimum operating temperature of the MC7805CT?
A: The minimum operating temperature of the MC7805CT is 0 °C. - Q: What is the maximum input voltage for the MC7805CT?
A: The maximum input voltage for the MC7805CT is 35 V. - Q: What package type is the MC7805CT available in?
A: The MC7805CT is available in a TO-220 package.[ - Q: Does the MC7805CT require external components for operation?
A: No, the MC7805CT does not require external components for operation.[ - Q: How do I connect the MC7805CT in my circuit?
A: Connect the input terminal to the positive terminal of your input voltage source, the common terminal to ground, and take the regulated 5V output from the output terminal. Use capacitors for input and output filtering if necessary.[ - Q: What are some alternatives to the MC7805CT?
A: Some alternatives include KA7805AETU, MC7805CT-E3, UA7805CKC, and others listed in the datasheet and product guides.[
