L4979D013TR

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L4979D013TR

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IC REG LINEAR 5V 150MA 8SO

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 31V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 0.4V @ 150mA
Current-Output 150mA
Current-Quiescent(Iq) 20 µA
Current-Supply(Max) 3 mA
PSRR 55dB (100Hz)
ControlFeatures Enable, Reset, Watchdog
ProtectionFeatures Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 150°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The L4979D013TR is a linear voltage regulator produced by STMicroelectronics. It is designed for automotive applications, providing a stable output voltage with low dropout voltage characteristics. The device is housed in a compact package, typically a PowerSSO-12, and is suitable for use in a wide range of environments due to its robust design and capability to withstand high temperatures and electrical stress.
Key features of the L4979D013TR include its fixed output voltage, excellent line and load regulation, and protection mechanisms such as thermal shutdown and short-circuit protection. It also includes features like an enable/input pin for better power management and a reset function for microcontroller systems. These attributes make it particularly well-suited for automotive applications where reliability and performance under varying conditions are crucial.
The L4979D013TR’s ability to maintain output stability in the presence of noise and transient disturbances makes it a reliable choice for critical systems in vehicles, including infotainment, communication modules, and control systems.

Equivalent

The L4979D013TR is a voltage regulator IC. Equivalent products could include the Texas Instruments LM2937, the On Semiconductor MC7805, or the Microchip Technology MCP1700 series, depending on specific voltage and current requirements. Always check the datasheets to ensure compatibility in terms of pin configuration, electrical characteristics, and thermal performance.

Features

The L4979D013TR is a monolithic integrated circuit designed primarily for automotive applications. Key features of this device include:
1. Output Voltage: It provides a 5V regulated output voltage with high accuracy.

2. Output Current: This voltage regulator can deliver up to 100 mA of output current.
3. Low Dropout Voltage: It features low dropout voltage, making it efficient in power management.
4. Reset Function: The L4979D013TR includes a reset function that provides a power-on reset signal, ensuring proper microcontroller operation.
5. Watchdog Timer: It has an integrated watchdog timer to monitor microcontroller operation and enhance system reliability.
6. Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating.
7. Wide Input Voltage Range: It supports a wide range of input voltages, accommodating various battery voltages in automotive environments.
8. Low Quiescent Current: Designed for low power consumption, it is suitable for battery-operated systems.
These features make the L4979D013TR ideal for use in automotive electronic systems, providing reliable voltage regulation and system protection.

Pinout

The L4979D013TR is a device from STMicroelectronics, primarily used as a voltage regulator. It comes in a SO-20 package, which means it has 20 pins. The primary function of the L4979D013TR is to serve as a low dropout voltage regulator, providing a stable output voltage suitable for automotive applications. It features functions such as an adjustable output voltage, overcurrent protection, overtemperature protection, and an enable function. Additionally, it can manage transients and is designed to operate in harsh automotive environments. The specific pin functions include input voltage, output voltage, ground, enable, and other control and feedback-related pins. For precise pin assignments and functions, referring to the manufacturer's datasheet is recommended.

Manufacturer

The L4979D013TR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics designs, develops, manufactures, and markets a wide range of semiconductor products, including integrated circuits and discrete devices. The company serves various industries, such as automotive, industrial, personal electronics, communication equipment, and computer peripherals. STMicroelectronics is known for its focus on innovation and technology, supporting applications in smart driving, the Internet of Things (IoT), and power and energy management, among others.

Application

The L4979D013TR is a voltage regulator IC designed for automotive and industrial applications. It is typically used in systems that require stable and efficient power conversion. Key application areas include:
1. Automotive Electronics: Power management for in-car systems like infotainment, dashboards, and lighting.
2. Industrial Automation: Supplies power to control units, sensors, and field devices.
3. Communication Systems: Regulates power in networking and telecommunication equipment.
4. Consumer Electronics: Used in devices to ensure consistent power delivery.
5. Embedded Systems: Provides reliable voltage regulation for microcontrollers and processors.
Its robust design makes it suitable for environments that demand high reliability and efficiency.

Package

The L4979D013TR is typically available in a surface-mount package type. It is a power management IC, often provided in a PowerSO-20 package, which is designed for compact and efficient integration onto printed circuit boards (PCBs).

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