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LM22680MRX-ADJ
+Lista de MateriaisSwitching Voltage Regulators
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FabricanteTexas Instruments
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Peça do Fabricante #LM22680MRX-ADJ
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Especificações
| Atributo | Valor |
Visão Geral
Description
Key features of the LM22680MRX-ADJ include a wide input voltage range, typically from 4.5V to 42V, allowing it to be used in various input voltage conditions. It also offers high efficiency due to its switch-mode operation, reducing power loss and thermal stress in the system.
The regulator integrates protection features such as thermal shutdown and current limiting, enhancing its reliability in various environments. The adjustable version allows users to set the desired output voltage using an external resistor divider, providing design flexibility. Its compact package makes it suitable for space-constrained applications. Overall, the LM22680MRX-ADJ is a robust choice for efficiently stepping down voltage in power supply designs.
Equivalent
1. LM22680 series: Other fixed output versions in the same series.
2. LM22670 series: Similar features, slightly lower output current.
3. LM22675 series: Similar voltage range, different package.
4. LM2596 series: Comparable specs, older technology.
5. LM2675 series: Another alternative with similar functionality.
Always verify specifications to ensure compatibility with your specific application.
Features
1. Adjustable Output Voltage: Allows for flexible output voltage settings, conducive to various applications.
2. High Efficiency: Capable of achieving efficiencies up to 95%, minimizing power loss and heat generation.
3. Wide Input Voltage Range: Supports input voltages from 4.5V to 42V, making it versatile for different power sources.
4. Switching Frequency: Operates at a fixed frequency, which helps reduce noise and improve performance in noise-sensitive applications.
5. Current Capability: Can deliver up to 3A of continuous output current, suitable for a wide range of electronic devices.
6. Thermal Protection: Built-in thermal shutdown feature to protect the device from overheating.
7. Integrated Features: Includes an internal compensation network and soft-start functionality to simplify design and enhance reliability.
8. Package Options: Available in a thermally enhanced, easy-to-use package to support high-density designs.
These features make the LM22680MRX-ADJ suitable for applications requiring reliable and efficient step-down voltage regulation.
Pinout
1. VIN: Input voltage pin. This pin receives the input power supply voltage.
2. SW: Switch pin. This is connected to the inductor and manages switching.
3. BOOT: Bootstrap pin. Used for the high-side driver to enhance efficiency.
4. GND: Ground pin. The return path for input/output and control signals.
5. FB: Feedback pin. Connects to the output voltage divider to regulate output.
6. COMP: Compensation pin. Used for loop compensation to stabilize the control loop.
7. SS/TRK: Soft-start/Tracking pin. Controls the startup time and allows tracking.
8. RON: On-time resistor pin. Sets the on-time for the regulator.
These pins work together to enable the LM22680MRX-ADJ to efficiently convert a higher input voltage to a lower output voltage while allowing the user to adjust the output as needed.
Manufacturer
Application
1. Industrial Power Supplies: Used in powering sensors, actuators, and control systems.
2. Telecommunications: Suitable for powering network infrastructure and communication devices.
3. Consumer Electronics: Applied in devices requiring efficient power conversion.
4. Automotive Systems: Used in in-vehicle infotainment and electronic control units.
5. Computing Equipment: Helps in managing power in servers and data storage systems.
Its adjustable output voltage and high efficiency make it suitable for applications requiring reliable and stable power delivery.