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LM1117MPX-ADJ
+Lista de MateriaisIC REG LINEAR ADJ POS LDO REG
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FabricanteNational Semiconductor
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Peça do Fabricante #LM1117MPX-ADJ
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Ficha Técnica LM1117MPX-ADJ DataSheet
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Pacote SOT-223-4
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Especificações
| Atributo | Valor |
| Package | Bulk |
| ProductStatus | Active |
Visão Geral
Description
Key features of the LM1117MPX-ADJ include a low dropout voltage of approximately 1.2 V at maximum load current, which ensures efficient operation even when the input voltage is close to the desired output voltage. It also includes internal current limiting and thermal shutdown protection to safeguard against overloads and overheating.
The LM1117MPX-ADJ is available in a surface-mount SOT-223 package, ideal for compact designs. Its versatility and robust performance make it a popular choice in applications such as microprocessor power supplies, battery chargers, and other electronic systems requiring precise voltage regulation.
Equivalent
1. AMS1117-ADJ
2. NCP1117-ADJ
3. TLV1117-ADJ
4. AS1117-ADJ
5. MIC29152-ADJ
These alternatives offer similar functionality, including adjustable output voltage and similar output current capability, but always check the datasheets for detailed specifications to ensure compatibility with your application.
Features
1. Output Voltage Range: Adjustable from 1.25V upwards.
2. Output Current: Capable of delivering up to 800mA.
3. Voltage Dropout: Low dropout voltage of typically 1.2V at full load, which is beneficial for applications requiring efficiency.
4. Load and Line Regulation: Provides good load and line regulation, ensuring stable performance.
5. Thermal Protection: Built-in thermal shutdown for protection against overheating.
6. Short-Circuit Protection: Features short-circuit current limiting to prevent damage.
7. Package: Available in a surface-mount SOT-223 package, making it suitable for compact PCB layouts.
8. Operating Temperature: Supports a wide operating temperature range, enhancing its suitability for various environments.
These features make the LM1117MPX-ADJ a versatile choice for applications requiring reliable voltage regulation with adjustable output.
Pinout
1. Input (Vin): This is where the unregulated input voltage is applied. It supplies power to the regulator.
2. Output (Vout): This pin provides the regulated output voltage. The output voltage can be adjusted based on external resistors.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting resistors between this pin, the output pin, and ground, the desired output voltage can be configured.
The LM1117MPX-ADJ is commonly used in applications where a precise and stable voltage is required, offering a dropout voltage as low as 1.2V at full load. Its compact design and ease of use make it an ideal choice for various electronic devices.
Manufacturer
Application
1. Power Supply Regulation: Provides stable voltage for circuits, ideal for post-regulation in switching power supplies.
2. Microcontroller and Digital Circuit Power: Supplies consistent voltage for microcontrollers, FPGAs, and other digital circuits.
3. Communication Devices: Used in networking equipment, routers, and modems for voltage regulation.
4. Consumer Electronics: Powers devices like set-top boxes, game consoles, and portable devices.
5. Industrial Equipment: Ensures reliable operation of sensors and control systems.
Its adjustable output and low dropout characteristics make it suitable for applications requiring efficient power management.