Overview
The MC7805ABTG is a part of the MC7800 Series of positive linear voltage regulators produced by onsemi. These regulators are monolithic integrated circuits designed as fixed-voltage regulators for a wide variety of applications, including local, on-card regulation. They employ internal current limiting, thermal shutdown, and safe-area compensation, making them reliable and efficient. With adequate heatsinking, these devices can deliver output currents in excess of 1.0 A, and they are available in Pb-free packages.
Key Specifications
| Characteristic | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | 4.9 | 5.0 | 5.1 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | 4.8 | 5.0 | 5.2 | Vdc |
| Line Regulation (7.5 Vdc ≤ Vin ≤ 20 Vdc, IO = 1.0 A) | - | - | 1.3 | mV |
| Load Regulation (5.0 mA ≤ IO ≤ 1.0 A) | - | - | 1.3 | mV |
| Quiescent Current | 3.2 | - | 8.0 | mA |
| Peak Output Current (TJ = 25°C) | - | - | 2.2 | A |
| Average Temperature Coefficient of Output Voltage | - | - | -0.3 | mV/°C |
| Input Voltage Range | 7.0 | - | 20 | Vdc |
| Package Type | - | - | TO-220 | - |
| Temperature Range | -40 | - | 125 | °C |
Key Features
- Internal Current Limiting and Thermal Shutdown: Protects the device from overheating and overcurrent conditions.
- Safe-Area Compensation: Ensures the output transistor operates within a safe area to prevent damage.
- No External Components Required: Simplifies the design and reduces the need for additional components.
- High Output Current: Can deliver output currents in excess of 1.0 A with adequate heatsinking.
- Pb-Free Packages Available: Compliant with environmental regulations and suitable for a wide range of applications.
- Output Voltage Tolerance: Available in 2% and 4% tolerance options.
Applications
- Local and On-Card Regulation: Ideal for regulating voltage in various electronic circuits and boards.
- Industrial and Automotive Systems: Suitable for use in industrial and automotive environments due to its robust design and temperature range.
- Consumer Electronics: Used in a variety of consumer electronic devices requiring stable voltage regulation.
- Power Supplies and Converters: Can be used in power supply units and voltage converters to provide stable output voltages.
Q & A
- What is the output voltage of the MC7805ABTG?
The output voltage of the MC7805ABTG is 5.0 V, with a tolerance range of 4.9 V to 5.1 V at TJ = 25°C.
- What is the input voltage range for the MC7805ABTG?
The input voltage range for the MC7805ABTG is from 7.0 Vdc to 20 Vdc.
- What is the maximum output current of the MC7805ABTG?
The MC7805ABTG can deliver an output current in excess of 1.0 A with adequate heatsinking.
- Does the MC7805ABTG have internal protection features?
Yes, the MC7805ABTG has internal current limiting and thermal shutdown protection.
- What is the package type of the MC7805ABTG?
The MC7805ABTG is available in a TO-220 package.
- What is the temperature range for the MC7805ABTG?
The operating temperature range for the MC7805ABTG is from -40°C to +125°C.
- Is the MC7805ABTG Pb-free?
Yes, the MC7805ABTG is available in Pb-free packages.
- Can the MC7805ABTG be used for adjustable voltage regulation?
Yes, the MC7805ABTG can be used with external components to obtain adjustable voltages and currents.
- What is the quiescent current of the MC7805ABTG?
The quiescent current of the MC7805ABTG is typically 3.2 mA to 8.0 mA.
- What is the average temperature coefficient of output voltage for the MC7805ABTG?
The average temperature coefficient of output voltage for the MC7805ABTG is -0.3 mV/°C.
