Overview
The MC7812CDTRKG is a linear voltage regulator produced by onsemi. This component is part of the MC78XX series, known for its high performance and reliability in voltage regulation. The MC7812CDTRKG is specifically designed to provide a stable output voltage of 12 volts with a maximum current of 1 ampere. It is widely used in various electronic systems that require a regulated voltage supply.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| 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 |
| Peak Output Current (TJ = 25°C) | Imax | - | - | 2.2 | A |
| Short Circuit Current Limit (TA = 25°C) | ISC | - | - | 0.2 | A |
| Average Temperature Coefficient of Output Voltage | TCVO | - | - | -0.8 | mV/°C |
Key Features
- Stable Output Voltage: Provides a regulated output voltage of 12 volts with high accuracy.
- High Current Capability: Can supply up to 1 ampere of current.
- Low Dropout Voltage: Ensures efficient operation with a dropout voltage of 2.0 volts.
- Thermal Protection: Includes built-in thermal shutdown to prevent overheating.
- Short Circuit Protection: Limits short circuit current to protect the device and the system.
- Compact Package: Available in DPAK-3 package, suitable for space-constrained applications.
Applications
- Power Supplies: Used in linear power supplies to regulate output voltage.
- Embedded Systems: Suitable for use in embedded systems requiring stable voltage regulation.
- Industrial Control Systems: Applied in industrial control systems for reliable voltage supply.
- Consumer Electronics: Found in various consumer electronic devices needing regulated power.
- Automotive Systems: Used in automotive systems where stable voltage is crucial.
Q & A
- What is the output voltage of the MC7812CDTRKG?
The output voltage of the MC7812CDTRKG is 12 volts.
- What is the maximum current that the MC7812CDTRKG can supply?
The MC7812CDTRKG can supply up to 1 ampere of current.
- What is the dropout voltage of the MC7812CDTRKG?
The dropout voltage of the MC7812CDTRKG is 2.0 volts.
- Does the MC7812CDTRKG have thermal protection?
Yes, the MC7812CDTRKG includes built-in thermal shutdown to prevent overheating.
- What package type is the MC7812CDTRKG available in?
The MC7812CDTRKG is available in the DPAK-3 package.
- What are some common applications of the MC7812CDTRKG?
The MC7812CDTRKG is commonly used in power supplies, embedded systems, industrial control systems, consumer electronics, and automotive systems.
- What is the quiescent current of the MC7812CDTRKG?
The quiescent current of the MC7812CDTRKG is typically 3.4 mA to 8.0 mA.
- Does the MC7812CDTRKG have short circuit protection?
Yes, the MC7812CDTRKG has a short circuit current limit to protect the device and the system.
- What is the average temperature coefficient of output voltage for the MC7812CDTRKG?
The average temperature coefficient of output voltage for the MC7812CDTRKG is -0.8 mV/°C.
- What is the operating temperature range for the MC7812CDTRKG?
The operating temperature range for the MC7812CDTRKG is from 0°C to 125°C.
