MAX775ESA+T

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MAX775ESA+T

IC REG CTRLR BUCK-BOOST 8SOIC

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Especificaciones

Part Status Active
Output Type Transistor Driver
Function Step-Up/Step-Down
Output Configuration Negative
Topology Buck-Boost
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 3V ~ 16.5V
Frequency - Switching 300kHz
Synchronous Rectifier No
Clock Sync No
Control Features Enable
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number MAX775

Descripción general

Description

The MAX775ESA+T is a low-dropout linear regulator (LDO) integrated circuit, manufactured by Maxim Integrated, designed to provide a stable output voltage from a higher input voltage. This component is known for its efficient performance in powering low-voltage microcontrollers, battery-operated devices, and other electronics requiring stable voltage regulation.
Key features of the MAX775ESA+T include a wide input voltage range, low quiescent current, and low dropout voltage, making it suitable for energy-efficient applications. The device typically offers a fixed or adjustable output voltage and can handle an output current of up to 250 mA. It also includes built-in protection features such as thermal shutdown and short-circuit protection to enhance reliability and safety.
The MAX775ESA+T is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package, facilitating easy integration into various circuit boards. Its compact size and robust performance suit it for applications in consumer electronics, telecommunications, and portable devices where space and power efficiency are critical.

Features

The MAX775ESA+T is a DC-DC step-up switching regulator designed by Maxim Integrated, ideal for applications requiring a compact and efficient power supply. Key features include:
1. High Efficiency: The device offers efficiency up to 87%, making it suitable for battery-powered applications.

2. Input Voltage: Operates with an input voltage range from 0.9V to 11V, supporting various source types like single or dual-cell batteries.
3. Output Voltage: Capable of generating a fixed output voltage between 2.7V and 5.5V, adjustable via external resistors.
4. Low Quiescent Current: Features a low quiescent current of 110µA, optimizing battery life in portable applications.
5. Switch Current Limiting: Provides built-in switch current limiting for enhanced reliability and protection against overloading.
6. Compact Package: Available in an 8-pin SOIC package, facilitating ease of integration into space-constrained systems.
7. Thermal Shutdown: Includes thermal shutdown protection to prevent damage from overheating.
These features make the MAX775ESA+T a versatile and efficient choice for boosting voltage in compact, battery-operated devices.

Package

The MAX775ESA+T is a surface-mount device with an 8-pin SOIC (Small Outline Integrated Circuit) package type. The "+T" indicates that the product is supplied in a tape-and-reel format, suitable for automated assembly systems.

Pinout

The MAX775ESA+T is an 8-pin device from Maxim Integrated, primarily used as a charge pump voltage inverter. This device is designed to invert input voltages efficiently using a switched-capacitor architecture. Here is a brief description of its pin functions:
1. V+ (Pin 1): Positive supply voltage input.
2. C1+ (Pin 2): Positive terminal of the flying capacitor.
3. C1- (Pin 3): Negative terminal of the flying capacitor.
4. GND (Pin 4): Ground connection.
5. OUT (Pin 5): Inverted output voltage.
6. SHDN (Pin 6): Shutdown input; when low, the device enters a low-power shutdown mode.
7. C2+ (Pin 7): Positive terminal for an optional second flying capacitor (used for increased efficiency).
8. C2- (Pin 8): Negative terminal for an optional second flying capacitor.
This configuration allows the MAX775ESA+T to efficiently generate a negative voltage from a positive supply, making it suitable for various applications, including biasing of LCDs and generating negative supply rails in portable devices.

Manufacturer

The MAX775ESA+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was well-known for designing and manufacturing analog and mixed-signal integrated circuits. The company focused on power management, interface, and various other semiconductor solutions used in a wide range of applications, including consumer electronics, automotive, industrial devices, and communications. In 2021, Maxim Integrated became part of Analog Devices, Inc., further expanding its portfolio of semiconductor products and technologies. Analog Devices is a global leader in the design, manufacturing, and marketing of a broad range of integrated circuits used in analog and digital signal processing applications.

Application

The MAX775ESA+T is a step-up DC-DC converter commonly used in applications requiring efficient power conversion, such as portable devices, battery-powered equipment, and LCD bias supplies. Its ability to boost voltage from low levels makes it suitable for devices that need to derive higher operating voltages from single-cell batteries or other low-voltage sources. The compact design and high efficiency make it helpful in minimizing power loss and extending battery life in compact electronics.

Equivalent

The MAX775ESA+T is a step-up DC-DC converter by Maxim Integrated. Equivalent products include:
1. MIC2250 by Microchip Technology
2. LT1308 by Analog Devices
3. TPS61070 by Texas Instruments
4. LM2621 by Texas Instruments
These alternatives offer similar functionalities for boosting voltage in applications but check specific datasheets for compatibility and performance differences.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

Payment Methods

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2. Tarjeta de crédito/débito

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