Overview
The MC78L12ACDR2 is a standard positive voltage regulator produced by onsemi. This component is part of the MC78L00A series, which offers a wide range of fixed output voltages. The MC78L12ACDR2 specifically provides a regulated 12V output with a maximum current of 100 mA. It is housed in an 8-pin SOIC package, making it suitable for various applications requiring stable voltage regulation.
This regulator is designed to be low-cost and efficient, with internal short circuit current limiting and thermal overload protection. It does not require external components for operation, simplifying the design process for engineers.
Key Specifications
| Description | Value | Unit |
|---|---|---|
| Output Voltage | 11.5 - 12.5 | Vdc |
| Maximum Output Current | 100 | mA |
| Minimum Input Voltage | 14.5 | Vdc |
| Maximum Input Voltage | 27 | Vdc |
| Line Regulation | 100 - 250 | mV |
| Load Regulation | 10 - 100 | mV |
| Dropout Voltage | 1.7 | Vdc |
| Typical Quiescent Current | 4.2 - 6.5 | mA |
| Operating Temperature Range | 0°C to +125°C | |
| Storage Temperature Range | -65°C to +150°C |
Key Features
- Wide Range of Available Fixed Output Voltages: The MC78L00A series, including the MC78L12ACDR2, offers various fixed output voltages, making it versatile for different applications.
- Low Cost: Designed to be cost-effective without compromising on performance.
- Internal Short Circuit Current Limiting and Thermal Overload Protection: Built-in protection mechanisms to ensure the regulator's reliability and longevity.
- No External Components Required: Simplifies the design process as no additional components are needed for operation.
- Complementary Negative Regulators Available: The MC79L00A series offers complementary negative regulators for applications requiring both positive and negative voltage regulation.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring strict quality and reliability standards.
Applications
The MC78L12ACDR2 is suitable for a variety of applications that require stable and regulated 12V output. These include:
- Automotive Systems: Given its AEC-Q100 qualification, it is ideal for use in automotive electronics.
- Industrial Control Systems: Used in control panels, sensors, and other industrial equipment requiring stable voltage.
- Consumer Electronics: Suitable for use in home appliances, audio equipment, and other consumer electronic devices.
- Medical Devices: Can be used in medical equipment where stable voltage is crucial.
Q & A
- What is the output voltage of the MC78L12ACDR2?
The output voltage of the MC78L12ACDR2 is 12V, with a range of 11.5V to 12.5V.
- What is the maximum output current of the MC78L12ACDR2?
The maximum output current is 100 mA.
- What is the minimum input voltage required for the MC78L12ACDR2?
The minimum input voltage is 14.5 Vdc.
- Does the MC78L12ACDR2 require external components for operation?
No, it does not require external components for operation.
- What are the built-in protection mechanisms of the MC78L12ACDR2?
It has internal short circuit current limiting and thermal overload protection.
- Is the MC78L12ACDR2 suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- What is the operating temperature range of the MC78L12ACDR2?
The operating temperature range is 0°C to +125°C.
- What is the storage temperature range of the MC78L12ACDR2?
The storage temperature range is -65°C to +150°C.
- What is the dropout voltage of the MC78L12ACDR2?
The dropout voltage is 1.7 Vdc.
- What is the typical quiescent current of the MC78L12ACDR2?
The typical quiescent current is between 4.2 mA and 6.5 mA.
