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MAX1818EUT15
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX1818EUT15
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En stock6376
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Spécifications
| Attribut | Valeur |
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Package | SOT-6 |
| NumberofOutputs | 1 |
| OutputCurrent | 500mA |
| Voltage-Supply | 5.5V |
| OutputVoltage | 1.25V~5V |
| OperatingTemperature | -40℃~+85℃ |
| OutputConfiguration | Positive electrode |
Présentation
Description
The MAX1818EUT15 is a high-efficiency, step-up (boost) DC-DC converter designed for powering devices from a single-cell lithium-ion or lithium polymer battery. It features an input voltage range of 2.5V to 5.5V and can deliver an adjustable output voltage up to 5.5V, making it suitable for various portable applications.
Key features include a built-in power switch, low quiescent current, and a high switching frequency of up to 1.2 MHz, which allows for smaller external components. The device also incorporates overcurrent protection, thermal protection, and a soft-start function to enhance reliability and efficiency.
With its compact package (TDFN or MSOP), the MAX1818EUT15 is ideal for space-constrained designs such as handheld devices, GPS units, and battery-powered systems. Overall, it provides a versatile and efficient solution for boosting voltage in small electronic applications.
Key features include a built-in power switch, low quiescent current, and a high switching frequency of up to 1.2 MHz, which allows for smaller external components. The device also incorporates overcurrent protection, thermal protection, and a soft-start function to enhance reliability and efficiency.
With its compact package (TDFN or MSOP), the MAX1818EUT15 is ideal for space-constrained designs such as handheld devices, GPS units, and battery-powered systems. Overall, it provides a versatile and efficient solution for boosting voltage in small electronic applications.
Equivalent
The MAX1818EUT15 chip is a high-efficiency, step-up DC-DC converter. Equivalent products include the TPS61030 from Texas Instruments, LTC3105 from Analog Devices, and the MICROCHIP MCP1643. These alternatives offer similar functionalities and specifications for boosting voltage in various applications. Always check datasheets for specific requirements and compatibility.
Features
The MAX1818EUT15 is a high-efficiency, step-up (boost) DC-DC converter designed for powering portable devices. Key features include:
1. Input Voltage Range: Operates from 0.9V to 5.5V, making it suitable for single-cell batteries.
2. Output Voltage: Adjustable output voltage up to 5.5V, providing flexibility for various applications.
3. High Efficiency: Achieves up to 95% efficiency, extending battery life in portable devices.
4. Low Quiescent Current: Minimizes power consumption during standby mode.
5. Low Noise: Features a switching frequency of 1MHz, which helps reduce electromagnetic interference.
6. Internal Switch: Integrated power switch simplifies PCB layout and reduces external component count.
7. Protection Features: Includes overcurrent protection and thermal shutdown for enhanced reliability.
8. Compact Package: Available in a 2mm x 2mm TDFN package, ideal for space-constrained applications.
These features make the MAX1818EUT15 suitable for various battery-powered applications, including handheld devices and IoT products.
1. Input Voltage Range: Operates from 0.9V to 5.5V, making it suitable for single-cell batteries.
2. Output Voltage: Adjustable output voltage up to 5.5V, providing flexibility for various applications.
3. High Efficiency: Achieves up to 95% efficiency, extending battery life in portable devices.
4. Low Quiescent Current: Minimizes power consumption during standby mode.
5. Low Noise: Features a switching frequency of 1MHz, which helps reduce electromagnetic interference.
6. Internal Switch: Integrated power switch simplifies PCB layout and reduces external component count.
7. Protection Features: Includes overcurrent protection and thermal shutdown for enhanced reliability.
8. Compact Package: Available in a 2mm x 2mm TDFN package, ideal for space-constrained applications.
These features make the MAX1818EUT15 suitable for various battery-powered applications, including handheld devices and IoT products.
Pinout
The MAX1818EUT15 is a microprocessor supervisory circuit with a total of 8 pins. Its primary functions include monitoring the supply voltage and providing a reset signal to a microcontroller or processor when the voltage drops below a specified threshold. The key features of the MAX1818EUT15 include:
1. Power-on Reset: Ensures proper initialization of microcontrollers.
2. Voltage Monitoring: Monitors a specific supply voltage to prevent system failure.
3. Reset Output: Generates a reset signal (active low) that is asserted when the supply voltage is below the threshold.
4. Manual Reset Input: Allows for manual reset activation.
5. Reset Timeout: The duration of the reset signal can be programmed.
The pinout typically includes power supply, ground, reset output, manual reset input, and voltage sense connections. For specific pin assignments and detailed electrical characteristics, refer to the manufacturer's datasheet.
1. Power-on Reset: Ensures proper initialization of microcontrollers.
2. Voltage Monitoring: Monitors a specific supply voltage to prevent system failure.
3. Reset Output: Generates a reset signal (active low) that is asserted when the supply voltage is below the threshold.
4. Manual Reset Input: Allows for manual reset activation.
5. Reset Timeout: The duration of the reset signal can be programmed.
The pinout typically includes power supply, ground, reset output, manual reset input, and voltage sense connections. For specific pin assignments and detailed electrical characteristics, refer to the manufacturer's datasheet.
Manufacturer
The MAX1818EUT15 is manufactured by Maxim Integrated, which is a company known for designing and manufacturing analog and mixed-signal integrated circuits (ICs). Now part of Analog Devices, Inc. (ADI), Maxim Integrated specializes in providing innovative solutions for various applications, including power management, signal processing, and interface technologies. The company serves a diverse range of industries, including automotive, telecommunications, industrial, and consumer electronics. Maxim's products are widely recognized for their performance, reliability, and energy efficiency. As an established player in the semiconductor industry, Maxim Integrated has a strong emphasis on research and development, continuously working to advance technology and meet the evolving needs of its customers.
Application
The MAX1818EUT15 is a high-efficiency, step-up (boost) DC-DC converter primarily used in portable and battery-powered devices. Its application areas include:
1. Mobile Devices: Powering LCDs and backlights.
2. Portable Electronics: Used in cameras, handheld instruments, and GPS devices.
3. LED Drivers: Driving high-brightness LEDs in lighting applications.
4. Battery Chargers: Increasing voltage for charging lithium-ion batteries.
5. Consumer Electronics: Enhancing battery life and performance in wearables and smart devices.
Its compact design and efficiency make it suitable for space-constrained applications requiring reliable power management.
1. Mobile Devices: Powering LCDs and backlights.
2. Portable Electronics: Used in cameras, handheld instruments, and GPS devices.
3. LED Drivers: Driving high-brightness LEDs in lighting applications.
4. Battery Chargers: Increasing voltage for charging lithium-ion batteries.
5. Consumer Electronics: Enhancing battery life and performance in wearables and smart devices.
Its compact design and efficiency make it suitable for space-constrained applications requiring reliable power management.
Package
The MAX1818EUT15 is packaged in a 15-pin TDFN (Thin Dual Flat No-lead) package, which provides a compact and efficient design for integrated circuit applications.
