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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMAX634CSA+
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MAX634CSA+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
MAX634CSA+
Manufacturer
Maxim Integrated
Allelco Part Number
32D-MAX634CSA+
ECAD Model
Parts Description
IC REG BCK BST ADJ 150MA 8SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
MAX634, 4391.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 8540

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Specifications

MAX634CSA+ Tech Specifications
Analog Devices Inc./Maxim Integrated - MAX634CSA+ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - MAX634CSA+

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Output (Min/Fixed) -2.6V  
Voltage - Output (Max) -20V  
Voltage - Input (Min) 2.6V  
Voltage - Input (Max) 16.5V  
Topology Buck-Boost  
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 Adjustable  
Output Configuration Negative  
Operating Temperature 0°C ~ 70°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up/Step-Down  
Frequency - Switching 100Hz ~ 75kHz  
Current - Output 150mA  
Base Product Number MAX634  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MAX634CSA+

Manufacturer

analog-devices

Introduction

The MAX634CSA+ is a high-efficiency, step-up/step-down, DC-DC converter that can provide a negative output voltage from a positive input voltage. It is designed to operate from a wide range of input voltages, making it suitable for a variety of applications.

Product Features and Performance

Step-up/step-down (buck-boost) topology

Adjustable negative output voltage from -2.6V to -20V

Output current up to 150mA

Wide input voltage range of 2.6V to 16.5V

Switching frequency range of 100Hz to 75kHz

No external synchronous rectifier required

Operates from 0°C to 70°C ambient temperature

Product Advantages

Efficient power conversion with low power dissipation

Compact surface-mount package

Wide input voltage range allows for flexibility in power supply design

Adjustable output voltage provides customization options

Key Reasons to Choose This Product

Versatile DC-DC converter suitable for a wide range of applications

Efficient power management with high output current capability

Flexible input and output voltage options for design optimization

Reliable performance in a wide temperature range

Quality and Safety Features

Surface-mount package for compact design

Robust thermal management for reliable operation

Designed and manufactured to high quality standards

Compatibility

The MAX634CSA+ is a stand-alone DC-DC converter that can be used in various electronic devices and systems that require a negative output voltage from a positive input voltage.

Application Areas

Portable electronics

Industrial equipment

Test and measurement instruments

Telecommunications equipment

Medical devices

Product Lifecycle

The MAX634CSA+ is an obsolete product, and it is recommended that customers consult with our website's sales team for information on any available equivalent or alternative models.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated MAX634CSA+

Product Attribute MAX634CSA+ MAX634CSA+T MAX634EPA MAX634ESA
Part Number MAX634CSA+ MAX634CSA+T MAX634EPA MAX634ESA
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Frequency - Switching 100Hz ~ 75kHz 100Hz ~ 75kHz 100Hz ~ 75kHz 100Hz ~ 75kHz
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Supplier Device Package 8-SOIC 8-SOIC 8-PDIP 8-SOIC
Series - - - -
Synchronous Rectifier No No No No
Topology Buck-Boost Buck-Boost Buck-Boost Buck-Boost
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-SOIC (0.154", 3.90mm Width)
Output Type Adjustable Adjustable Adjustable Adjustable
Number of Outputs 1 1 1 1
Output Configuration Negative Negative Negative Negative
Voltage - Output (Min/Fixed) -2.6V -2.6V -2.6V -2.6V
Function Step-Up/Step-Down Step-Up/Step-Down Step-Up/Step-Down Step-Up/Step-Down
Voltage - Input (Min) 2.6V 2.6V 2.6V 2.6V
Current - Output 150mA 150mA 150mA 150mA
Base Product Number MAX634 MAX634 MAX634 MAX634
Package Tube Tape & Reel (TR) Tube Tube
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Voltage - Input (Max) 16.5V 16.5V 16.5V 16.5V
Voltage - Output (Max) -20V -20V -20V -20V

MAX634CSA+ Datasheet PDF

Download MAX634CSA+ pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for MAX634CSA+ - Analog Devices Inc./Maxim Integrated.

Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.pdf
Part Numbering Guide
Part Numbering System.pdf
PCN Obsolescence/ EOL
Mult Dev EOL 21/Sep/2021.pdf
Application Notes
Negative-Output Boost Regulator Has High Efficienc.pdf
HTML Datasheet
MAX634, 4391.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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MAX634CSA+ Image

MAX634CSA+

Analog Devices Inc./Maxim Integrated
32D-MAX634CSA+

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