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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3973HMSE#PBF
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LT3973HMSE#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3973HMSE#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3973HMSE#PBF
ECAD Model
Parts Description
IC REG BUCK ADJ 750MA 10MSOP
Package
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LTpowerCAD II Quick Start Guide.pdf
LT3973(-3.3,-5) Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 3905

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Specifications

LT3973HMSE#PBF Tech Specifications
Analog Devices Inc. - LT3973HMSE#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3973HMSE#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 1.21V  
Voltage - Output (Max) 24V  
Voltage - Input (Min) 4.2V  
Voltage - Input (Max) 42V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 10-MSOP-EP  
Series -  
Package / Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad  
Product Attribute Attribute Value  
Package Tube  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 150°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 195kHz ~ 2.15MHz  
Current - Output 750mA  
Base Product Number LT3973  

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

LT3973HMSE#PBF

Manufacturer

analog-devices

Introduction

The LT3973HMSE#PBF is a step-down DC-DC converter from Analog Devices. It is a highly efficient, adjustable output voltage regulator with a wide input voltage range of 4.2V to 42V, making it suitable for a variety of applications. The device features excellent load and line regulation, low quiescent current, and adjustable switching frequency, providing a flexible and reliable power management solution.

Product Features and Performance

Wide input voltage range: 4.2V to 42V

Adjustable output voltage from 1.21V to 24V

Output current up to 750mA

Adjustable switching frequency from 195kHz to 2.15MHz

Low quiescent current of 30μA in no-load condition

Excellent load and line regulation

Thermal shutdown and current limit protection

Product Advantages

Wide input voltage range for versatile applications

Adjustable output voltage and switching frequency for customized power delivery

Efficient power conversion with low quiescent current

Robust protection features for reliable operation

Key Reasons to Choose This Product

Flexible and adaptable power management solution

Efficient and reliable performance for a wide range of applications

Comprehensive protection features for long-term stability and safety

Easy to integrate into various system designs

Quality and Safety Features

Thermal shutdown protection

Current limit protection

Robust and reliable construction

Compatibility

The LT3973HMSE#PBF is compatible with a wide range of electronic devices and systems that require a step-down DC-DC conversion, such as industrial equipment, automotive electronics, and consumer electronics.

Application Areas

Industrial automation and control systems

Automotive electronics

Consumer electronics

Portable devices

Telecommunications equipment

Product Lifecycle

The LT3973HMSE#PBF is an active product and is currently available from our website's sales team. There are no immediate plans for discontinuation. However, as technology evolves, customers are advised to check with our website's sales team or their authorized distributors for the latest product information and availability.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3973HMSE#PBF

Product Attribute LT3973HMSE#PBF LT3973EMSE-5#PBF LT3973EMSE-3.3#TRPBF LT3973EMSE-5#TRPBF
Part Number LT3973HMSE#PBF LT3973EMSE-5#PBF LT3973EMSE-3.3#TRPBF LT3973EMSE-5#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Series - - - -
Synchronous Rectifier No No No No
Output Configuration Positive Positive Positive Positive
Frequency - Switching 195kHz ~ 2.15MHz 195kHz ~ 2.15MHz 195kHz ~ 2.15MHz 195kHz ~ 2.15MHz
Number of Outputs 1 1 1 1
Voltage - Output (Max) 24V - - -
Package Tube Tube Tape & Reel (TR) Tape & Reel (TR)
Package / Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad 10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad 10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad 10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad
Supplier Device Package 10-MSOP-EP 10-MSOP-EP 10-MSOP-EP 10-MSOP-EP
Voltage - Input (Min) 4.2V 4.2V 4.2V 4.2V
Function Step-Down Step-Down Step-Down Step-Down
Base Product Number LT3973 LT3973 LT3973 LT3973
Current - Output 750mA 750mA 750mA 750mA
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Voltage - Output (Min/Fixed) 1.21V 5V 3.3V 5V
Topology Buck Buck Buck Buck
Voltage - Input (Max) 42V 42V 42V 42V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Type Adjustable Fixed Fixed Fixed

LT3973HMSE#PBF Datasheet PDF

Download LT3973HMSE#PBF pdf datasheets and Analog Devices Inc. documentation for LT3973HMSE#PBF - Analog Devices Inc..

Datasheets
LTpowerCAD II User Guide.pdf LTpowerCAD II Quick Start Guide.pdf LT3973(-3.3,-5) Datasheet.pdf
PCN Design/Specification
Mult Dev Mark Chg 4/Feb/2020.pdf
Environmental Information
Material Declaration LT3973HMSE#PBF.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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LT3973HMSE#PBF

Analog Devices Inc.
32D-LT3973HMSE#PBF

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