Specifications:
| Regulator IC | LM7805 |
| Input Voltage | 7V to 35V DC |
| Output Voltage | 4.8V to 5.2V DC |
| Output Current | 1A |
| Surge Current | 2.2A |
| Dropout voltage | 2V |
| Pins | 3 |
| Junction temperature | 150 °C |
| Polarity | Positive |
| Type | Linear V/R |
The 7805 voltage regulator has many applications, including:
- Fixed-output regulator
- Positive voltage regulator in negative voltage configuration
- Adjustable output regulator
- Current regulator
- Adjustable DC voltage regulator
- Regulated dual-supply
- Output polarity-reversal-protection circuit
- Reverse bias projection circuit
Voltage regulators are electronic circuits that maintain a constant voltage level, regardless of changes in input voltage or load. They provide a stable power supply to electronic devices, ensuring that they operate correctly and don’t get damaged.
Voltage regulators are used in many applications, including:
- Motor vehicles
- Electronic equipment
- Power supply regulation
- Battery charging and management
- Automotive electronics
- Communication devices
- Consumer electronics
- Medical equipment
- Renewable energy systems
- Industrial control systems





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