사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 8V |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 6 mA |
| PSRR | 56dB (120Hz) |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The L78M08ABDT-TR is a linear voltage regulator integrated circuit (IC) from the L78M series, designed to provide a stable output voltage of 8V with a maximum output current of 0.5A. Packaged in a DPAK (TO-252) surface-mount package, it is suitable for applications requiring a compact form factor. This regulator offers features such as thermal shutdown, current limiting, and safe area protection, ensuring reliability and protection against common faults. It operates over a wide input voltage range and is typically used in consumer electronics, industrial applications, and other systems requiring regulated power supplies. The L78M08ABDT-TR is recognized for its ease of use, needing only minimal external components such as input and output capacitors to function effectively. Its capabilities make it a preferred choice for designers needing consistent voltage regulation in various electronic designs.
Equivalent
The L78M08ABDT-TR is a 8V, 500mA linear voltage regulator. Equivalent products include:
1. LM7808 by Texas Instruments
2. KA7808 by ON Semiconductor
3. MC7808 by STMicroelectronics
4. UA7808 by Fairchild Semiconductor (acquired by ON Semiconductor)
Ensure to check the datasheets for compatibility in terms of pin configuration and electrical specifications before substituting.
1. LM7808 by Texas Instruments
2. KA7808 by ON Semiconductor
3. MC7808 by STMicroelectronics
4. UA7808 by Fairchild Semiconductor (acquired by ON Semiconductor)
Ensure to check the datasheets for compatibility in terms of pin configuration and electrical specifications before substituting.
Features
The L78M08ABDT-TR is a linear voltage regulator known for its stability and reliability. It provides a fixed output voltage of 8V with a maximum output current of 0.5A. This component is designed to maintain a stable output despite variations in input voltage and load current, making it suitable for a variety of electronic applications.
Key features of the L78M08ABDT-TR include:
1. Output Voltage: 8V fixed.
2. Output Current: Up to 0.5A.
3. Input Voltage Capability: Wide input voltage range, typically 10V to 35V for proper operation.
4. Thermal Overload Protection: Prevents damage due to overheating.
5. Short-Circuit Protection: Automatically limits the output current to prevent damage.
6. Package Type: DPAK (TO-252) surface-mount package for efficient thermal management and compact design.
7. Low Quiescent Current: Enhances efficiency by minimizing power consumption when idle.
These features make the L78M08ABDT-TR a versatile component for delivering regulated power in various consumer electronics, automotive, and industrial applications.
Key features of the L78M08ABDT-TR include:
1. Output Voltage: 8V fixed.
2. Output Current: Up to 0.5A.
3. Input Voltage Capability: Wide input voltage range, typically 10V to 35V for proper operation.
4. Thermal Overload Protection: Prevents damage due to overheating.
5. Short-Circuit Protection: Automatically limits the output current to prevent damage.
6. Package Type: DPAK (TO-252) surface-mount package for efficient thermal management and compact design.
7. Low Quiescent Current: Enhances efficiency by minimizing power consumption when idle.
These features make the L78M08ABDT-TR a versatile component for delivering regulated power in various consumer electronics, automotive, and industrial applications.
Pinout
The L78M08ABDT-TR is a linear voltage regulator from the L78 series, specifically designed to provide a fixed output voltage of 8V. It typically comes in a DPAK (TO-252) package, which has a 3-pin configuration. The pin functions are as follows:
1. Input (Pin 1): This is where the unregulated input voltage is connected. The input voltage must be higher than the desired output voltage to ensure proper regulation.
2. Ground (Pin 2): This pin is connected to the ground of the circuit, serving as a common reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated output voltage of 8V. It is connected to the load that requires regulation.
The L78M08ABDT-TR is used in applications requiring a stable and constant voltage source, such as power supplies for electronic devices. It includes features like thermal shutdown and current limiting to enhance reliability and protect against overloads.
1. Input (Pin 1): This is where the unregulated input voltage is connected. The input voltage must be higher than the desired output voltage to ensure proper regulation.
2. Ground (Pin 2): This pin is connected to the ground of the circuit, serving as a common reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated output voltage of 8V. It is connected to the load that requires regulation.
The L78M08ABDT-TR is used in applications requiring a stable and constant voltage source, such as power supplies for electronic devices. It includes features like thermal shutdown and current limiting to enhance reliability and protect against overloads.
Manufacturer
The L78M08ABDT-TR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is known for designing, developing, manufacturing, and marketing a wide range of semiconductor products, including integrated circuits and discrete devices. The company serves various sectors, such as automotive, industrial, personal electronics, communications equipment, and computer peripherals. STMicroelectronics is recognized for its innovative technologies and solutions, providing components that are integral to modern electronic devices and systems.
Application
The L78M08ABDT-TR is a voltage regulator that is typically used in applications requiring a stable 8V output from a higher voltage input. Common application areas include power supply circuits for electronic devices, microcontroller systems, and consumer electronics where a regulated output voltage is necessary. It is also employed in automotive electronics, telecommunications, and industrial equipment to ensure smooth operation by providing consistent voltage levels. Its suitability for linear regulation makes it an integral component in battery-powered devices and any application requiring low-noise power delivery.
Package
The L78M08ABDT-TR is a linear voltage regulator in a DPAK (TO-252) package type. This surface-mount package is designed for efficient heat dissipation and is commonly used in applications requiring a fixed 8V output.
