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MAX889TESA+

Name: MAX889TESA+
Rating: 4.7 (12 reviews)

IC REG CHRG PUMP ADJ 200MA 8SOIC

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資料表 MAX889TESA+ DataSheet
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規格

Part Status	Active
Base Product Number	MAX889
Function	Step-Down
Output Configuration	Negative
Topology	Charge Pump
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	2.7V
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	-2.5V
Voltage - Output (Max)	-5.5V
Current - Output	200mA
Frequency - Switching	2MHz
Synchronous Rectifier	No
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Packaging	Tube

概述

Description

The MAX889TESA+ is a high-performance, low-dropout (LDO) linear voltage regulator designed by Maxim Integrated, now part of Analog Devices. It provides a stable output voltage with a maximum output current of 1A, making it suitable for various applications, including powering microcontrollers, sensors, and other digital devices. The device features a low dropout voltage, allowing it to maintain regulation even with minimal input-output voltage differentials.
Key specifications include an output voltage range of 1.5V to 5.0V, high power supply rejection ratio (PSRR), and low output noise, which enhances system stability and performance. It also includes built-in thermal shutdown and current limit protection to safeguard against overcurrent conditions. The MAX889TESA+ is packaged in a compact, thermally efficient package, ideal for space-constrained designs. It operates over a wide temperature range, making it suitable for industrial and consumer applications alike.

Features

The MAX889TESA+ is a low-dropout (LDO) linear voltage regulator designed for high-performance applications. Key features include:
1. Output Voltage: Adjustable output voltage range from 1.5V to 5.5V.
2. Low Dropout Voltage: Typically 200 mV at 500 mA load, allowing for efficient operation with minimal voltage headroom.
3. Output Current: Capable of delivering up to 1A of output current.
4. Low Quiescent Current: Provides low power consumption in standby mode, enhancing battery life in portable applications.
5. High Power Supply Rejection Ratio (PSRR): Ensures stable output voltage with minimal noise from the input supply.
6. Temperature Range: Operates over a wide temperature range from -40°C to +125°C.
7. Protection Features: Includes over-temperature and over-current protection to safeguard the device and connected loads.
These features make the MAX889TESA+ suitable for various applications, including portable devices, power management systems, and battery-powered equipment.

Package

The MAX889TESA+ is packaged in a 5-pin SOT23-5 surface mount package.

Pinout

The MAX889TESA+ is a low-dropout (LDO) linear voltage regulator with a pin count of 5. The pin functions are as follows:
1. Input (VIN): Supplies the input voltage to the regulator.
2. Ground (GND): Common ground reference for the circuit.
3. Output (VOUT): Provides the regulated output voltage.
4. Enable (EN): Active high control pin to enable or disable the regulator.
5. Bypass (BP): Connects to an external capacitor for improved transient response and noise performance.
This device is designed for low-power applications and offers features such as low quiescent current, high output accuracy, and thermal shutdown protection.

Manufacturer

The MAX889TESA+ is manufactured by Maxim Integrated, which is a semiconductor company specializing in analog and mixed-signal integrated circuits. Maxim Integrated designs and produces a wide range of products, including power management, signal processing, and interface solutions, primarily targeting markets such as automotive, industrial, communications, and consumer electronics. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., expanding its capabilities and product offerings in the semiconductor industry.

Application

The MAX889TESA+ is a low-dropout (LDO) voltage regulator used in various applications, including portable devices, battery-powered equipment, and power management systems. Its key areas include consumer electronics, telecommunications, automotive systems, and industrial applications, where efficient voltage regulation and low noise levels are essential for performance and reliability.

Equivalent

The MAX889TESA+ is a low dropout (LDO) voltage regulator. Equivalent products include:
1. LP2950 (Texas Instruments)
2. LM1117 (Texas Instruments)
3. MIC5205 (Microchip)
4. AMS1117 (Advanced Monolithic Systems)
5. RT3602 (Richtek)
Always verify specifications such as output voltage, current rating, and package type for compatibility.