Overview
The MC78L12ACPRAG is a positive voltage regulator from onsemi, part of the MC78L00A series. These regulators are designed to provide a regulated output voltage of 12V with a maximum current of 100 mA. They are known for their ease of use, low cost, and robust performance, making them suitable for a wide range of applications that require a stable voltage supply.
The MC78L12ACPRAG features internal current limiting and thermal shutdown, ensuring the device remains safe under overload conditions. It does not require external components in many applications, offering a significant advantage over traditional zener diode-resistor combinations.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Output Voltage (TJ = +25°C) | 11.5 | 12 | 12.5 | Vdc |
| Line Regulation (TJ = +25°C, IO = 40 mA) | - | - | 120 | mV |
| Load Regulation (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) | - | - | 100 | mV |
| Input Voltage Range | 14.5 | - | 27 | Vdc |
| Dropout Voltage (TJ = +25°C) | - | - | 1.7 | Vdc |
| Maximum Junction Temperature | - | - | 150 | °C |
| Storage Temperature Range | -65 | - | 150 | °C |
| ESD Capability, Human Body Model | - | - | 2000 | V |
Key Features
- Wide Range of Available Fixed Output Voltages: The MC78L12ACPRAG offers a fixed output voltage of 12V.
- Low Cost: These regulators are economically priced, making them a cost-effective solution.
- Internal Short Circuit Current Limiting: Protects the device from excessive current.
- Internal Thermal Overload Protection: Shuts down the circuit in case of thermal overload.
- No External Components Required: In many applications, no additional components are needed for stability.
- Complementary Negative Regulators: Available in the MC79L00A series for negative voltage regulation.
- AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring unique site and control change requirements.
Applications
The MC78L12ACPRAG is versatile and can be used in various applications, including:
- Consumer Electronics: For powering small electronic devices.
- Industrial Control Systems: To provide stable voltage for control circuits.
- Automotive Systems: Due to its AEC-Q100 qualification, it is suitable for automotive applications.
- Medical Devices: Where a reliable and stable voltage supply is critical.
- Communication Equipment: For powering communication devices and modules.
Q & A
- What is the output voltage of the MC78L12ACPRAG?
The output voltage of the MC78L12ACPRAG is 12V.
- What is the maximum current output of the MC78L12ACPRAG?
The maximum current output is 100 mA.
- Does the MC78L12ACPRAG require external components for stability?
No, in many applications, no external components are required for stability.
- What kind of protection does the MC78L12ACPRAG have?
The device features internal short circuit current limiting and thermal overload protection.
- Is the MC78L12ACPRAG suitable for automotive applications?
- What is the maximum junction temperature of the MC78L12ACPRAG?
The maximum junction temperature is 150°C.
- What is the storage temperature range of the MC78L12ACPRAG?
The storage temperature range is -65°C to +150°C.
- What is the ESD capability of the MC78L12ACPRAG according to the Human Body Model?
The ESD capability is 2000 V.
- What are some common applications of the MC78L12ACPRAG?
Common applications include consumer electronics, industrial control systems, automotive systems, medical devices, and communication equipment.
- Does the MC78L12ACPRAG have complementary negative regulators available?
