MAX680ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX680ESA

Manufacturer

Analog Devices

Introduction

The MAX680ESA is a dual rail charge pump DC-DC converter, delivering positive and negative outputs from a single voltage input. It's designed for applications requiring small form factors and minimal external components.

Product Features and Performance

Ratiometric conversion delivering both positive and negative outputs

Operates from a 2V to 6V input voltage

Fixed output voltage of ±2Vin

Output current capability of 10mA

Switching frequency of 8kHz

No need for a synchronous rectifier

Wide operating temperature range from -40°C to 85°C

Surface mount package for efficient PCB utilization

Product Advantages

Requires minimal external components, enabling compact designs

Dual rail output accommodates circuits requiring both positive and negative voltages

Low minimum input voltage allows for use in battery-powered applications

Extended temperature range supports uses in harsh environments

Key Technical Parameters

Voltage Input (Min): 2V

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): ±2Vin

Current Output: 10mA

Frequency Switching: 8kHz

Operating Temperature: -40°C to 85°C

Package: 8-SOIC

Quality and Safety Features

Robust design ensures reliable operation within the stated temperature range

Manufactured by Analog Devices, known for quality in the semiconductor industry

Compatibility

Suitable for a wide range of battery voltages within the 2V to 6V range

Compatible with surface mount technology for PCB integration

Application Areas

Battery-powered devices requiring a compact power solution

Portable medical devices

Industrial control systems

Mobile communications devices

Product Lifecycle

This product is considered obsolete, indicating a shift towards newer technologies or products

Users should consider replacements or upgrades, though specifics are not mentioned

Several Key Reasons to Choose This Product

Dual output functionality from a single input reduces component count

Low input voltage capability is ideal for battery-operated devices

Analog Devices' reputation ensures reliability and quality

Designed for ease of integration in applications requiring minimal space and power consumption

Despite being obsolete, it might still be the best choice for certain legacy applications requiring minimal redesign