MAX8881EUT33

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MAX8881EUT33

IC REG LINEAR 3.3V 200MA SOT-6

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規格

Part Status Obsolete
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 12V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 0.2V @ 50mA
Current - Output 200mA
Current - Quiescent (Iq) 10 µA
Control Features Enable, Power Good
Protection Features Over Temperature, Reverse Polarity, Short Circuit
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case SOT-23-6
Supplier Device Package SOT-23-6
Base Product Number MAX8881

概述

Description

The MAX8881EUT33 is a high-efficiency, low-dropout (LDO) linear voltage regulator designed by Maxim Integrated (now part of Analog Devices). It delivers a fixed output voltage of 3.3V and can provide up to 1A of output current. This LDO features a low quiescent current, making it suitable for battery-powered applications where energy efficiency is critical.
Key features include excellent load and line regulation, low output voltage noise, and a wide input voltage range, typically from 2.5V to 5.5V. It incorporates overcurrent protection and thermal shutdown to ensure reliable operation in various conditions. The MAX8881EUT33 is available in compact packages, making it ideal for space-constrained applications in consumer electronics, industrial devices, and portable equipment.
Overall, the MAX8881EUT33 is a robust solution for designers needing a reliable and efficient voltage regulation component in their circuits.

Features

The MAX8881EUT33 is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 3.3V. Key features include:
1. Input Voltage Range: Accepts input voltages from 2.5V to 5.5V.
2. Output Current: Capable of delivering up to 200mA of output current.
3. Low Dropout Voltage: Typically 200mV at 200mA, ensuring efficiency even at low input-output differentials.
4. Low Quiescent Current: Consumes only 1.3μA in shutdown mode, making it suitable for battery-powered applications.
5. Thermal Shutdown and Short-Circuit Protection: Offers security against overheating and output short circuits.
6. High PSRR: Excellent power supply rejection ratio ensures stable output against input voltage fluctuations.
7. Compact Package: Available in a small 5-pin SOT23 package, ideal for space-constrained designs.
8. Temperature Range: Operates over a wide temperature range of -40°C to +125°C.
These features make the MAX8881EUT33 suitable for portable and battery-operated devices.

Package

The MAX8881EUT33 is offered in a 5-pin SOT23 package. This compact surface-mount package is designed for space-constrained applications.

Pinout

The MAX8881EUT33 is a low-dropout (LDO) linear voltage regulator with a pin count of 5. Its primary function is to provide a regulated output voltage of 3.3V from a higher input voltage while maintaining low quiescent current and high power supply rejection.
The pin configuration is as follows:
1. IN: Input voltage.
2. GND: Ground connection.
3. OUT: Regulated output voltage (3.3V).
4. NC: No Connect (not internally connected).
5. SHDN: Active-low shutdown control pin to enable or disable the regulator.
This device is commonly used in applications requiring a stable power supply, such as portable devices, RF systems, and microcontroller power management.

Manufacturer

The manufacturer of the MAX8881EUT33 is Maxim Integrated, which is now a part of Analog Devices, Inc. Founded in 1983, Maxim Integrated specializes in designing and manufacturing analog and mixed-signal integrated circuits (ICs). The company focuses on a variety of applications, including power management, signal processing, and communication interfaces. Their products are widely used in consumer electronics, automotive systems, industrial devices, and telecommunications. Maxim Integrated is known for its innovation in high-performance analog technology, contributing significant advancements to the semiconductor industry.

Application

The MAX8881EUT33 is a low-dropout (LDO) linear voltage regulator used in various applications including portable devices, battery-powered equipment, and automotive electronics. It provides stable output voltage, low noise, and high power efficiency, making it suitable for powering microcontrollers, sensors, and RF components in mobile and embedded systems. Its compact design and thermal performance also make it ideal for space-constrained applications.

Equivalent

Equivalent products to the MAX8881EUT33 chip include the TPS78033 from Texas Instruments, the MIC5205-3.3 from Microchip, and the LT1763-3.3 from Analog Devices. These alternatives provide similar low-dropout voltage regulation and output voltage specifications. Always confirm compatibility with your specific application requirements.

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