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L4978D013TR
+BOMIC REG BUCK ADJUSTABLE 2A 16SO
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제조업체ST마이크로일렉트로닉스(주)
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제조업체 부품 #L4978D013TR
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데이터시트 L4978D013TR DataSheet
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패키지 SO-16
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재고5397
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
정품 보증
사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 8V |
| Voltage-Input(Max) | 55V |
| Voltage-Output(Min/Fixed) | 3.3V |
| Voltage-Output(Max) | 50V |
| Current-Output | 2A |
| Frequency-Switching | 100kHz ~ 300kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295, 7.50mm Width) |
개요
Description
Key features of the L4978D013TR include a high switching frequency that allows the use of smaller external components, improving compactness and reducing the overall footprint of the power supply design. It also incorporates protection features such as thermal shutdown, current limiting, and overvoltage protection to enhance reliability and safeguard against component damage.
The L4978D013TR is commonly used in a variety of applications, including industrial electronics, consumer electronics, and automotive systems, where efficient power management and electrical stability are crucial. Its compact size, reliability, and efficiency make it a popular choice for designers looking to implement effective power management solutions in their electronic circuits.
Equivalent
Features
1. Input Voltage Range: It operates with an input voltage range from 8V to 55V, making it suitable for a variety of applications.
2. Output Voltage: The device provides a fixed output voltage of 5.1V, though adjustable versions may enable different output settings.
3. Output Current: It can deliver up to 2A of output current.
4. Efficiency: The L4978D013TR is designed for high efficiency, reducing power loss and heat generation.
5. Switching Frequency: It operates at a typical frequency of 150 kHz, enabling smaller external components and compact design.
6. Protections: The regulator includes features like thermal shutdown, overcurrent protection, and output overvoltage protection to ensure reliable operation.
7. Package: It is available in a small and thermally efficient package, facilitating easy integration into various electronic designs.
These features make the L4978D013TR suitable for use in power supply systems, automotive applications, and other electronic devices requiring efficient voltage regulation.
Pinout
The main functions of the L4978D013TR include:
1. Step-Down Voltage Conversion: It converts a higher input voltage to a lower output voltage efficiently.
2. Adjustable Output Voltage: The output voltage can be adjusted by external resistors.
3. Internal Power Switch: It incorporates an internal power switch that aids in the conversion process.
4. Overcurrent and Thermal Protection: It includes built-in protection features to safeguard against overcurrent conditions and excessive temperatures.
5. Synchronization Capability: The device can synchronize with an external clock source for improved performance in multi-device applications.
These functionalities make the L4978D013TR suitable for various applications, including power supplies for microprocessors, consumer electronics, and other electronic systems requiring efficient power management.
Manufacturer
Application
1. Consumer Electronics: Power supply for devices like televisions, set-top boxes, and game consoles.
2. Automotive: Used in systems requiring voltage regulation, such as infotainment systems.
3. Industrial Equipment: Suitable for motor drive controls and factory automation systems.
4. Telecommunications: Power regulation in networking devices and communication systems.
5. Computing: Power management for peripherals and internal components.
These applications benefit from the regulator's high efficiency, adjustable output voltage, and ability to handle high current loads.