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L4973V5.1
+BOMIC REG BUCK ADJ/5.1V 3.5A 18DIP
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メーカーRFE/フューゼテック
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メーカー品番 #L4973V5.1
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在庫状況5241
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Obsolete |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable (Fixed) |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 8V |
| Voltage - Input (Max) | 55V |
| Voltage - Output (Min/Fixed) | 5.1V (5.1V) |
| Voltage - Output (Max) | 50V |
| Current - Output | 3.5A |
| Frequency - Switching | 100kHz ~ 300kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | 18-DIP (0.300", 7.62mm) |
| Supplier Device Package | 18-DIP |
| Base Product Number | L4973 |
概要
Description
The L4973V5.1 is a high-performance voltage regulator designed for various power supply applications. It provides a fixed output voltage of 5V with a maximum output current capability of 3A, making it suitable for powering microcontrollers, sensors, and other electronic devices. The device features built-in thermal shutdown and current limiting to enhance reliability and protect against overload conditions.
With a wide input voltage range, it can operate efficiently in diverse environments, accommodating fluctuating supply voltages. The L4973V5.1 also includes low dropout characteristics, ensuring stable operation even when the input voltage is close to the output voltage.
Additionally, it offers excellent load and line regulation, low noise operation, and ease of integration into existing circuits. Its compact design supports both surface-mount and through-hole configurations, making it versatile for various applications in consumer electronics, automotive systems, and industrial devices.
Overall, the L4973V5.1 is an efficient solution for reliable voltage regulation in demanding electronic systems.
With a wide input voltage range, it can operate efficiently in diverse environments, accommodating fluctuating supply voltages. The L4973V5.1 also includes low dropout characteristics, ensuring stable operation even when the input voltage is close to the output voltage.
Additionally, it offers excellent load and line regulation, low noise operation, and ease of integration into existing circuits. Its compact design supports both surface-mount and through-hole configurations, making it versatile for various applications in consumer electronics, automotive systems, and industrial devices.
Overall, the L4973V5.1 is an efficient solution for reliable voltage regulation in demanding electronic systems.
Equivalent
The L4973V5.1 is a voltage regulator. Equivalent products include the LM7805, LM317, and LT1085. For more specific alternatives, consider the TPS7A47 or MCP1700, which offer similar output voltage and current capabilities. Always verify specifications and compatibility for your application.
Features
The L4973V5.1 is a high-performance voltage regulator designed for automotive and industrial applications. Key features include:
1. Output Voltage: Fixed output of 5V, suitable for powering microcontrollers and sensors.
2. Input Voltage Range: Accepts a wide input voltage range (typically up to 40V), providing versatility in various applications.
3. High Efficiency: Designed for efficient power conversion, minimizing heat generation.
4. Current Capability: Supports high output current (up to 3A), making it suitable for demanding loads.
5. Thermal Protection: Equipped with built-in thermal shutdown and current limiting for enhanced reliability and safety.
6. Low Dropout Voltage: Offers low dropout voltage, ensuring stable output even with minimal input-output voltage difference.
7. Compact Package: Available in a compact TO-220 or DPAK package, facilitating easy integration into designs.
8. Soft Start: Features a soft-start capability to reduce inrush current during power-up.
These features make the L4973V5.1 ideal for automotive electronics, industrial control systems, and other applications requiring robust voltage regulation.
1. Output Voltage: Fixed output of 5V, suitable for powering microcontrollers and sensors.
2. Input Voltage Range: Accepts a wide input voltage range (typically up to 40V), providing versatility in various applications.
3. High Efficiency: Designed for efficient power conversion, minimizing heat generation.
4. Current Capability: Supports high output current (up to 3A), making it suitable for demanding loads.
5. Thermal Protection: Equipped with built-in thermal shutdown and current limiting for enhanced reliability and safety.
6. Low Dropout Voltage: Offers low dropout voltage, ensuring stable output even with minimal input-output voltage difference.
7. Compact Package: Available in a compact TO-220 or DPAK package, facilitating easy integration into designs.
8. Soft Start: Features a soft-start capability to reduce inrush current during power-up.
These features make the L4973V5.1 ideal for automotive electronics, industrial control systems, and other applications requiring robust voltage regulation.
Pinout
The L4973V5.1 is a voltage regulator with a pin count of 5. It is designed to provide a stable 5V output. The pins and their functions are as follows:
1. Input (Vin): Connects to the input voltage source.
2. Ground (GND): Common ground reference for the device.
3. Output (Vout): Delivers the regulated 5V output voltage.
4. Feedback (FB): Used for voltage regulation feedback.
5. On/Off (ON/OFF): Controls the enable/disable state of the regulator.
The L4973V5.1 features thermal shutdown and overcurrent protection, making it suitable for various applications requiring a reliable power supply.
1. Input (Vin): Connects to the input voltage source.
2. Ground (GND): Common ground reference for the device.
3. Output (Vout): Delivers the regulated 5V output voltage.
4. Feedback (FB): Used for voltage regulation feedback.
5. On/Off (ON/OFF): Controls the enable/disable state of the regulator.
The L4973V5.1 features thermal shutdown and overcurrent protection, making it suitable for various applications requiring a reliable power supply.
Manufacturer
The L4973V5.1 is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in the design and production of a wide range of semiconductor solutions, including microcontrollers, power management devices, analog ICs, sensors, and more. Founded in 1987, the company has its headquarters in Geneva, Switzerland, and operates facilities worldwide, focusing on innovation and sustainability in electronics. STMicroelectronics serves various industries, including automotive, industrial, consumer electronics, and telecommunications, making it a key player in the global semiconductor market.
Application
The L4973V5.1 is a voltage regulator commonly used in various applications, including:
1. Power Supply Circuits: Provides stable 5.1V output for electronic devices.
2. Consumer Electronics: Powers microcontrollers, sensors, and other components in gadgets.
3. Automotive Applications: Used in automotive electronics for reliable voltage regulation.
4. Industrial Equipment: Supplies power to control systems and automation devices.
5. Communication Systems: Ensures stable power for telecom and networking hardware.
Its compact design and efficiency make it suitable for both portable and stationary applications.
1. Power Supply Circuits: Provides stable 5.1V output for electronic devices.
2. Consumer Electronics: Powers microcontrollers, sensors, and other components in gadgets.
3. Automotive Applications: Used in automotive electronics for reliable voltage regulation.
4. Industrial Equipment: Supplies power to control systems and automation devices.
5. Communication Systems: Ensures stable power for telecom and networking hardware.
Its compact design and efficiency make it suitable for both portable and stationary applications.
Package
The L4973V5.1 is available in a PowerSO-20 package type. This package is designed for efficient thermal performance and compact design, making it suitable for various applications in voltage regulation.
