사양
| 속성 | 가치 |
| Package | Tape & Reel (TR) |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable (Fixed) |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 24V |
| Voltage-Output(Min/Fixed) | 1.25V (5V) |
| Voltage-Output(Max) | 24V |
| Current-Output | 600mA |
| Frequency-Switching | 200kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
개요
Description
The MAX1776EUA+T is a high-efficiency step-down DC-DC converter manufactured by Maxim Integrated, now part of Analog Devices. It is designed to deliver up to 3A of output current, ideal for powering processors and other high-current applications in compact systems. The device operates with a wide input voltage range and provides adjustable output voltages, making it flexible for various applications.
Key features include a synchronous rectification design that improves efficiency, particularly at lower load currents. The MAX1776EUA+T also incorporates a constant-frequency PWM architecture, which helps minimize switching noise and electromagnetic interference (EMI), a crucial consideration for sensitive electronic environments. It typically comes in a small, thermally enhanced TSSOP package, making it suitable for space-constrained designs.
The device has built-in protections like overcurrent protection (OCP) and thermal shutdown, ensuring robust performance and reliability. The "+T" in its name indicates it is packaged for tape-and-reel, facilitating automated assembly processes in volume production. Overall, the MAX1776EUA+T is a versatile, efficient solution for modern electronic power management needs.
Key features include a synchronous rectification design that improves efficiency, particularly at lower load currents. The MAX1776EUA+T also incorporates a constant-frequency PWM architecture, which helps minimize switching noise and electromagnetic interference (EMI), a crucial consideration for sensitive electronic environments. It typically comes in a small, thermally enhanced TSSOP package, making it suitable for space-constrained designs.
The device has built-in protections like overcurrent protection (OCP) and thermal shutdown, ensuring robust performance and reliability. The "+T" in its name indicates it is packaged for tape-and-reel, facilitating automated assembly processes in volume production. Overall, the MAX1776EUA+T is a versatile, efficient solution for modern electronic power management needs.
Equivalent
The MAX1776EUA+T is a step-down DC-DC converter from Maxim Integrated. Equivalent products can include similar step-down converters with comparable specifications, such as the TPS62170 from Texas Instruments, the LM3671 from Texas Instruments, and the MCP16301 from Microchip Technology. These alternatives should be checked for compatibility in terms of voltage range, current output, efficiency, and package type to ensure suitability for your specific application needs.
Features
The MAX1776EUA+T is a high-efficiency, step-down DC-DC converter IC from Maxim Integrated, designed for portable and battery-powered applications. Key features include:
1. Input Voltage Range: Operates from 2.6V to 5.5V, accommodating various battery types.
2. Output Voltage: Adjustable output from 0.7V to 5.5V, providing flexibility for different applications.
3. Output Current: Capable of delivering up to 600mA, suitable for powering low-to-medium power devices.
4. Efficiency: High efficiency up to 96%, optimizing battery life and reducing heat dissipation.
5. Switching Frequency: Operates at a fixed frequency of 1.2MHz, allowing the use of small external components.
6. Low Quiescent Current: Consumes minimal power in standby mode, enhancing battery efficiency.
7. Overload Protection: Integrated overcurrent and overtemperature protection ensures reliability under fault conditions.
8. Package: Available in a compact 8-pin µMAX package, minimizing space on the PCB.
9. Start-Up: Features soft-start to limit inrush current during power-up.
These features make the MAX1776EUA+T ideal for portable devices and applications requiring compact, efficient power management solutions.
1. Input Voltage Range: Operates from 2.6V to 5.5V, accommodating various battery types.
2. Output Voltage: Adjustable output from 0.7V to 5.5V, providing flexibility for different applications.
3. Output Current: Capable of delivering up to 600mA, suitable for powering low-to-medium power devices.
4. Efficiency: High efficiency up to 96%, optimizing battery life and reducing heat dissipation.
5. Switching Frequency: Operates at a fixed frequency of 1.2MHz, allowing the use of small external components.
6. Low Quiescent Current: Consumes minimal power in standby mode, enhancing battery efficiency.
7. Overload Protection: Integrated overcurrent and overtemperature protection ensures reliability under fault conditions.
8. Package: Available in a compact 8-pin µMAX package, minimizing space on the PCB.
9. Start-Up: Features soft-start to limit inrush current during power-up.
These features make the MAX1776EUA+T ideal for portable devices and applications requiring compact, efficient power management solutions.
Pinout
The MAX1776EUA+T is a step-down DC-DC converter IC from Maxim Integrated. It typically comes in an 8-pin µMAX package. The key functions of the pins are as follows:
1. V+: Supply voltage input.
2. GND: Ground.
3. FB: Feedback input for regulating output voltage.
4. SHDN: Shutdown control input.
5. LX: Inductor connection for switching node.
6. PGOOD: Power-good indicator.
7. COMP: Compensation for stability.
8. VSET: Voltage setting input.
This IC is designed for efficient power conversion and typically used in applications requiring low dropout voltage and high current efficiency.
1. V+: Supply voltage input.
2. GND: Ground.
3. FB: Feedback input for regulating output voltage.
4. SHDN: Shutdown control input.
5. LX: Inductor connection for switching node.
6. PGOOD: Power-good indicator.
7. COMP: Compensation for stability.
8. VSET: Voltage setting input.
This IC is designed for efficient power conversion and typically used in applications requiring low dropout voltage and high current efficiency.
Manufacturer
The MAX1776EUA+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company known for designing and manufacturing a wide range of analog and mixed-signal integrated circuits. These products are used in various applications, including consumer electronics, industrial, automotive, communications, and computing. As part of Analog Devices, the company focuses on creating innovative solutions that improve the performance and efficiency of electronic devices, serving a global market with cutting-edge technologies.
Application
The MAX1776EUA+T is a high-efficiency, step-up DC-DC converter with applications in areas requiring power conversion and management. Its typical applications include portable devices, handheld electronics, battery-powered equipment, and personal digital assistants (PDAs). It is also suitable for boosting the voltage in low-voltage systems, driving white LEDs, or powering small motors and sensors. Its compact design and high efficiency make it ideal for situations where space and power conservation are critical.
Package
The MAX1776EUA+T is packaged in an 8-pin µMAX package, which is a small, surface-mount package type designed for efficient space utilization in electronic devices.
