Overview
The MC7805ECDTX is a 3-terminal positive voltage regulator from Onsemi, designed to provide a stable output voltage of 5 volts. This regulator is part of the MC78XXE series, which is known for its reliability and versatility in various electronic applications. The MC7805ECDTX is packaged in a D-PAK format, making it suitable for high-current applications where space is limited.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (TJ = 25°C) | VO | 4.8 | 5.0 | 5.2 | Vdc |
| Input Voltage | VI | - | - | 35 | V |
| Operating Temperature Range | TOPR | 0 | - | 125 | °C |
| Storage Temperature Range | TSTG | -65 | - | 150 | °C |
| Line Regulation (TJ = 25°C) | Regline | - | 4.0 | 100 | mV |
| Load Regulation (TJ = 25°C) | Regload | - | 9 | 100 | mV |
| Quiescent Current (TJ = 25°C) | IQ | - | 5.0 | 8.0 | mA |
| Output Noise Voltage (f = 10Hz to 100kHz, TA = 25°C) | VN | - | 42 | - | μV/Vo |
| Ripple Rejection (f = 120Hz) | RR | 62 | 73 | - | dB |
| Dropout Voltage (IO = 1A, TJ = 25°C) | VDrop | - | 2 | - | V |
| Output Resistance (f = 1kHz) | rO | - | 15 | - | mΩ |
| Short Circuit Current (VI = 35V, TA = 25°C) | ISC | - | 230 | - | mA |
| Peak Output Current (TJ = 25°C) | IPK | - | 2.2 | - | A |
Key Features
- Output Current up to 1A: The MC7805ECDTX can deliver up to 1A of output current, making it suitable for high-current applications.
- Fixed Output Voltage: The regulator provides a fixed output voltage of 5 volts, ensuring stable voltage supply to the circuit.
- Thermal Overload Protection: The device includes thermal shutdown to protect against overheating.
- Short Circuit Protection: It features internal current limiting and short circuit protection to prevent damage from overcurrent conditions.
- Output Transistor Safe Operating Area Protection: This ensures the output transistor operates within safe limits, enhancing the device's reliability.
- D-PAK Package: The regulator is available in a D-PAK package, which is compact and suitable for space-constrained designs.
Applications
The MC7805ECDTX is versatile and can be used in a wide range of applications, including:
- Power Supplies: It is commonly used in power supply circuits to regulate the output voltage.
- Electronic Devices: Suitable for use in various electronic devices that require a stable 5V power supply.
- Industrial Control Systems: Can be used in industrial control systems where reliable voltage regulation is crucial.
- Consumer Electronics: Found in consumer electronics such as audio equipment, medical devices, and other appliances.
Q & A
- What is the output voltage of the MC7805ECDTX?
The output voltage of the MC7805ECDTX is 5 volts.
- What is the maximum output current of the MC7805ECDTX?
The maximum output current is up to 1A.
- What type of package does the MC7805ECDTX come in?
The MC7805ECDTX comes in a D-PAK package.
- Does the MC7805ECDTX have thermal overload protection?
Yes, it includes thermal shutdown to protect against overheating.
- What is the operating temperature range of the MC7805ECDTX?
The operating temperature range is from 0°C to 125°C.
- Does the MC7805ECDTX have short circuit protection?
Yes, it features internal current limiting and short circuit protection.
- What is the ripple rejection of the MC7805ECDTX at 120Hz?
The ripple rejection at 120Hz is typically 73 dB.
- What is the dropout voltage of the MC7805ECDTX at 1A output current?
The dropout voltage is typically 2 volts.
- Can the MC7805ECDTX be used for adjustable voltage regulation?
Yes, it can be used with external components to obtain adjustable voltages and currents.
- What is the storage temperature range for the MC7805ECDTX?
The storage temperature range is from -65°C to 150°C.
