Overview
The MC7812CTG is a 12V fixed-voltage linear voltage regulator produced by onsemi. This device is part of the MC78XX series, known for its reliability and robust performance in various electronic systems. The MC7812CTG is designed to provide a stable output voltage with minimal noise and high efficiency, making it suitable for a wide range of applications.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | VI | 14 | - | 35 | Vdc |
| Output Voltage (TJ = 25°C) | VO | 11.5 | 12 | 12.5 | Vdc |
| Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) | VO | 11.4 | 12 | 12.6 | Vdc |
| Line Regulation (TJ = 25°C) | Regline | - | - | 7.5 | mV |
| Load Regulation (TJ = 25°C) | Regload | - | - | 1.6 | mV |
| Quiescent Current | IB | 3.4 | - | 8.0 | mA |
| Short Circuit Current Limit (TA = 25°C) | ISC | - | - | 0.2 | A |
| Peak Output Current (TJ = 25°C) | Imax | - | - | 2.2 | A |
| Average Temperature Coefficient of Output Voltage | TCVO | - | - | -0.8 | mV/°C |
| Operating Temperature Range | TJ | 0 | - | 125 | °C |
| Package Type | - | - | - | TO-220 (Pb-free) | - |
Key Features
- Internal Thermal Overload Protection: The device is equipped with internal thermal overload protection to prevent damage from excessive heat.
- Internal Short Circuit Current Limiting: It features internal short circuit current limiting to protect against short circuit conditions.
- Output Transistor Safe-Area Compensation: This ensures the output transistor operates within a safe area to maintain reliability.
- Output Voltage Tolerance: Available in 1.5%, 2%, and 4% tolerance options.
- Package Options: Available in surface mount D2PAK-3, DPAK-3, and standard 3-lead transistor packages.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring unique site and control change requirements.
- Pb-Free Devices: Compliant with lead-free requirements.
Applications
- Automotive Systems: Ideal for use in automotive electronics due to its AEC-Q100 qualification and PPAP capability.
- Industrial Control Systems: Suitable for industrial control systems that require stable and reliable voltage regulation.
- Consumer Electronics: Used in various consumer electronic devices that need efficient and stable power supply.
- Medical Devices: Can be used in medical devices where precise voltage regulation is critical.
- Telecommunications: Applicable in telecommunications equipment for reliable power supply.
Q & A
- What is the output voltage of the MC7812CTG?
The output voltage of the MC7812CTG is 12V, with a tolerance range of 11.5V to 12.5V at TJ = 25°C.
- What is the input voltage range for the MC7812CTG?
The input voltage range for the MC7812CTG is from 14V to 35V.
- What are the key protection features of the MC7812CTG?
The MC7812CTG features internal thermal overload protection and internal short circuit current limiting.
- What is the operating temperature range of the MC7812CTG?
The operating temperature range of the MC7812CTG is from 0°C to 125°C.
- Is the MC7812CTG Pb-free?
Yes, the MC7812CTG is a Pb-free device.
- What are the available package types for the MC7812CTG?
The MC7812CTG is available in surface mount D2PAK-3, DPAK-3, and standard 3-lead transistor packages, including TO-220 (Pb-free).
- What is the quiescent current of the MC7812CTG?
The quiescent current of the MC7812CTG is typically 3.4 mA to 8.0 mA.
- What is the peak output current of the MC7812CTG?
The peak output current of the MC7812CTG is 2.2 A at TJ = 25°C.
- Is the MC7812CTG suitable for automotive applications?
Yes, the MC7812CTG is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
- What is the average temperature coefficient of output voltage for the MC7812CTG?
The average temperature coefficient of output voltage for the MC7812CTG is -0.8 mV/°C.
