規格
| 屬性 | 價值 |
| 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) | 15V |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 6 mA |
| Current - Supply (Max) | 6.5 mA |
| PSRR | 39dB (120Hz) |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
概述
Description
The L78L15ABUTR is a low-dropout positive voltage regulator from STMicroelectronics. It provides a fixed output voltage of 15V with a maximum output current of up to 100mA. This device is designed for applications requiring a stable and reliable power supply, such as in consumer electronics, industrial equipment, and other electronic circuits.
Key features of the L78L15ABUTR include internal current limiting, thermal shutdown, and safe area protection, which enhance the reliability and safety of the device in various operating conditions. The "BU" in the part number indicates the SOT-89 package type, which is compact and suitable for surface-mount technology (SMT), making it ideal for space-constrained designs.
The L78L15ABUTR operates with a dropout voltage as low as 1.7V and is known for its low quiescent current, efficiency, and ease of use. Its application includes being used in regulated power supply circuits where a step-down from higher voltage levels is needed, ensuring consistent performance across a wide range of input voltages.
Key features of the L78L15ABUTR include internal current limiting, thermal shutdown, and safe area protection, which enhance the reliability and safety of the device in various operating conditions. The "BU" in the part number indicates the SOT-89 package type, which is compact and suitable for surface-mount technology (SMT), making it ideal for space-constrained designs.
The L78L15ABUTR operates with a dropout voltage as low as 1.7V and is known for its low quiescent current, efficiency, and ease of use. Its application includes being used in regulated power supply circuits where a step-down from higher voltage levels is needed, ensuring consistent performance across a wide range of input voltages.
Equivalent
The L78L15ABUTR is a 15V, 100mA positive voltage regulator. Equivalent products include:
1. LM78L15 from Texas Instruments
2. NTE9615 by NTE Electronics
3. MC78L15 by ON Semiconductor
4. KA78L15 by Fairchild Semiconductor
5. UA78L15 by Texas Instruments
These alternatives offer similar voltage regulation capabilities and can be used in place of the L78L15ABUTR in compatible applications. Always check the datasheets for pin configurations and electrical specifications to ensure compatibility.
1. LM78L15 from Texas Instruments
2. NTE9615 by NTE Electronics
3. MC78L15 by ON Semiconductor
4. KA78L15 by Fairchild Semiconductor
5. UA78L15 by Texas Instruments
These alternatives offer similar voltage regulation capabilities and can be used in place of the L78L15ABUTR in compatible applications. Always check the datasheets for pin configurations and electrical specifications to ensure compatibility.
Features
The L78L15ABUTR is a three-terminal positive voltage regulator from STMicroelectronics. Key features include:
1. Output Voltage: It provides a fixed output voltage of 15V.
2. Output Current: Capable of supplying up to 100mA of output current.
3. Protection: Comes with built-in current limiting and thermal shutdown protection to prevent damage from overloads or overheating.
4. Dropout Voltage: Low dropout voltage for increased efficiency.
5. Operating Temperature Range: Typically operates within a range of -40°C to +125°C, making it suitable for various environmental conditions.
6. Package Type: Available in a TO-92 package, which is well-suited for through-hole mounting.
7. Stability: Requires only a few external components for stability, simplifying circuit design.
8. Efficiency: Designed for efficient power conversion with minimal heat generation.
9. Applications: Used in a variety of applications, including power supplies, battery-powered devices, and other circuits requiring a stable 15V power source.
These features make the L78L15ABUTR an effective solution for regulated power supply needs in electronic circuits.
1. Output Voltage: It provides a fixed output voltage of 15V.
2. Output Current: Capable of supplying up to 100mA of output current.
3. Protection: Comes with built-in current limiting and thermal shutdown protection to prevent damage from overloads or overheating.
4. Dropout Voltage: Low dropout voltage for increased efficiency.
5. Operating Temperature Range: Typically operates within a range of -40°C to +125°C, making it suitable for various environmental conditions.
6. Package Type: Available in a TO-92 package, which is well-suited for through-hole mounting.
7. Stability: Requires only a few external components for stability, simplifying circuit design.
8. Efficiency: Designed for efficient power conversion with minimal heat generation.
9. Applications: Used in a variety of applications, including power supplies, battery-powered devices, and other circuits requiring a stable 15V power source.
These features make the L78L15ABUTR an effective solution for regulated power supply needs in electronic circuits.
Pinout
The L78L15ABUTR is a voltage regulator from the L78Lxx series, specifically designed to provide a fixed output voltage of 15V. It typically comes in a small SOT-89 package. The pin count for this package is three:
1. Input (Vin): This is the pin where the input voltage is supplied. It must be higher than the desired output voltage to ensure proper regulation.
2. Ground (GND): This pin is connected to the ground or zero voltage reference point of the circuit.
3. Output (Vout): This pin provides the regulated 15V output voltage.
The L78L15ABUTR is used in applications requiring a stable 15V supply, providing up to 100 mA of output current. It includes features like overload protection, thermal shutdown, and safe-area protection, making it suitable for various electronic circuits requiring a reliable voltage source.
1. Input (Vin): This is the pin where the input voltage is supplied. It must be higher than the desired output voltage to ensure proper regulation.
2. Ground (GND): This pin is connected to the ground or zero voltage reference point of the circuit.
3. Output (Vout): This pin provides the regulated 15V output voltage.
The L78L15ABUTR is used in applications requiring a stable 15V supply, providing up to 100 mA of output current. It includes features like overload protection, thermal shutdown, and safe-area protection, making it suitable for various electronic circuits requiring a reliable voltage source.
Manufacturer
The L78L15ABUTR is manufactured by STMicroelectronics. STMicroelectronics is a multinational corporation that designs, develops, manufactures, and markets a wide range of semiconductor products. It is one of the world's largest semiconductor companies, supplying products and solutions that are used in a variety of applications across consumer electronics, automotive, industrial, and communication sectors. With a focus on innovation and sustainability, STMicroelectronics provides integrated solutions and technologies that enable smarter mobility, power & energy efficiency, and the Internet of Things.
Application
The L78L15ABUTR is a low-dropout linear voltage regulator that provides a stable 15V output. It is commonly used in the following application areas:
1. Consumer Electronics: To power various electronic devices requiring a 15V supply.
2. Industrial Equipment: For stabilizing voltages in control systems and sensors.
3. Telecommunications: Provides regulated voltage for communication devices.
4. Automotive Systems: Used in electronic control units (ECUs) for stable power supply.
5. Embedded Systems: Ensures consistent voltage for microcontrollers and related components.
6. Instrumentation: Supplies power to measuring and testing equipment for accuracy.
Its compact size and reliability make it suitable for applications where space and efficiency are critical.
1. Consumer Electronics: To power various electronic devices requiring a 15V supply.
2. Industrial Equipment: For stabilizing voltages in control systems and sensors.
3. Telecommunications: Provides regulated voltage for communication devices.
4. Automotive Systems: Used in electronic control units (ECUs) for stable power supply.
5. Embedded Systems: Ensures consistent voltage for microcontrollers and related components.
6. Instrumentation: Supplies power to measuring and testing equipment for accuracy.
Its compact size and reliability make it suitable for applications where space and efficiency are critical.
Package
The L78L15ABUTR is a voltage regulator with a TO-92 package type. It is commonly used for providing a fixed output voltage in electronic circuits.
