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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMAX1681ESA
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MAX1681ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
MAX1681ESA
Manufacturer
Maxim Integrated
Allelco Part Number
32D-MAX1681ESA
ECAD Model
Parts Description
IC REG CHARGE PUMP INV 8SOIC
Package
8-SOIC (0.154', 3.90mm Width)
Data sheet
Cylindrical Battery Holders.pdf
Our certification
In stock: 15220

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Specifications

MAX1681ESA Tech Specifications
Analog Devices Inc./Maxim Integrated - MAX1681ESA technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - MAX1681ESA

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Output (Min/Fixed) -Vin, 2Vin  
Voltage - Output (Max) -  
Voltage - Input (Min) 2V  
Voltage - Input (Max) 5.5V  
Topology Charge Pump  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series -  
Package / Case 8-SOIC (0.154', 3.90mm Width)  
Product Attribute Attribute Value  
Package Tube  
Output Type Fixed  
Output Configuration Positive or Negative  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Ratiometric  
Frequency - Switching 500kHz, 1MHz  
Current - Output 125mA  
Base Product Number MAX1681  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MAX1681ESA

Manufacturer

Analog Devices

Introduction

The MAX1681ESA is a charge pump DC-DC switching regulator designed for power management applications.

Product Features and Performance

Charge Pump Topology

Fixed Output Voltage Options: -Vin or 2Vin

Single Output

Operating Frequency: 500kHz and 1MHz Options

Operating Temperature Range: -40°C to 85°C

Product Advantages

Simple, Cost-effective Design

Minimal External Components Required

High Efficiency for Low Power Applications

Small Footprint 8-SOIC Package

Key Technical Parameters

Voltage - Input (Min): 2V

Voltage - Input (Max): 5.5V

Current - Output: 125mA

Non-Synchronous Rectification

Quality and Safety Features

Stable Operation Over Full Temperature and Input Voltage Range

Compatibility

Designed for Surface Mount Technology (SMT)

Application Areas

Battery-Powered Devices

Portable Electronics

Bias Supplies

Product Lifecycle

Obsolete Product

Consult Manufacturer for Replacement or Upgrade Options

Several Key Reasons to Choose This Product

Ideal for Space-Constrained Applications

High Switching Frequency Minimizes External Components

Supports Both Positive and Negative Output Configurations

Proven Reliability from a Reputable Manufacturer, Analog Devices

Compatibility with a Wide Range of Input Voltages

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated MAX1681ESA

Product Attribute MAX1681ESA MAX1681ESA+ MAX1681ESA+T MAX16820ATT+
Part Number MAX1681ESA MAX1681ESA+ MAX1681ESA+T MAX16820ATT+
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 6-TDFN (3x3)
Voltage - Input (Max) 5.5V 5.5V 5.5V -
Function Ratiometric Ratiometric Ratiometric -
Number of Outputs 1 1 1 1
Package Tube Tube Tape & Reel (TR) Strip
Base Product Number MAX1681 MAX1681 MAX1681 MAX16820
Voltage - Output (Max) - - - -
Frequency - Switching 500kHz, 1MHz 500kHz, 1MHz 500kHz, 1MHz -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 125°C (TA)
Series - - - -
Voltage - Input (Min) 2V 2V 2V -
Current - Output 125mA 125mA 125mA -
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 6-WDFN Exposed Pad
Voltage - Output (Min/Fixed) -Vin, 2Vin -Vin, 2Vin -Vin, 2Vin -
Output Type Fixed Fixed Fixed -
Topology Charge Pump Charge Pump Charge Pump Step-Down (Buck)
Output Configuration Positive or Negative Positive or Negative Positive or Negative -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Synchronous Rectifier No No No -

MAX1681ESA Datasheet PDF

Download MAX1681ESA pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for MAX1681ESA - Analog Devices Inc./Maxim Integrated.

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.pdf
Part Numbering Guide
Part Numbering System.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
Application Notes
Charge Pump Converts -5V to +5V.pdf Charge Pump Doubles Negative Voltage.pdf Relay Driver Requires Only 25% Power.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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MAX1681ESA Image

MAX1681ESA

Analog Devices Inc./Maxim Integrated
32D-MAX1681ESA

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