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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsMP4459DQT-LF-P
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MP4459DQT-LF-P - Monolithic Power Systems Inc.

Manufacturer Part Number
MP4459DQT-LF-P
Manufacturer
Monolithic Power Systems
Allelco Part Number
32D-MP4459DQT-LF-P
ECAD Model
Parts Description
IC REG BUCK ADJ 1.5A 10TQFN
Package
10-WFDFN Exposed Pad
Data sheet
MP4459DQT-LF-P.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 12266

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Specifications

MP4459DQT-LF-P Tech Specifications
Monolithic Power Systems Inc. - MP4459DQT-LF-P technical specifications, attributes, parameters and parts with similar specifications to Monolithic Power Systems Inc. - MP4459DQT-LF-P

Product Attribute Attribute Value  
Manufacturer Monolithic Power Systems  
Voltage - Output (Min/Fixed) 0.8V  
Voltage - Output (Max) 30V  
Voltage - Input (Min) 3.8V  
Voltage - Input (Max) 36V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 10-TQFN (3x3)  
Series -  
Package / Case 10-WFDFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching Up to 4MHz  
Current - Output 1.5A  
Base Product Number MP4459  

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

MP4459DQT-LF-P

Manufacturer

Monolithic Power Systems

Introduction

The MP4459DQT-LF-P is a high-performance, step-down (buck) DC-DC converter with an adjustable output voltage and a maximum output current of 1.5A. This compact, surface-mount device is designed to provide efficient power conversion in a wide range of applications, including portable electronics, industrial equipment, and automotive systems.

Product Features and Performance

Input voltage range: 3.8V to 36V

Output voltage range: 0.8V to 30V

Maximum output current: 1.5A

Switching frequency up to 4MHz

High efficiency up to 95%

Internal compensation and soft-start

Thermal shutdown and current limiting protection

Product Advantages

Wide input voltage range for versatile applications

Adjustable output voltage for flexible power requirements

High efficiency for reduced power consumption and heat dissipation

Compact size and surface-mount package for space-constrained designs

Robust protection features for reliable operation

Key Reasons to Choose This Product

Excellent power conversion efficiency and performance

Flexible voltage regulation for a variety of applications

Reliable and safe operation with built-in protection features

Compact and space-saving design for easy integration

Cost-effective solution for power management needs

Quality and Safety Features

Thermally enhanced package for improved heat dissipation

Overcurrent, overvoltage, and thermal shutdown protection

RoHS-compliant and lead-free for environmental responsibility

Compatibility

The MP4459DQT-LF-P is compatible with a wide range of electronic devices and systems that require a high-performance, adjustable step-down DC-DC converter.

Application Areas

Portable electronics (smartphones, tablets, laptops)

Industrial equipment (automation, instrumentation, test and measurement)

Automotive electronics (infotainment, power management, sensors)

Household appliances (smart home devices, power tools)

Medical devices (patient monitors, diagnostic equipment)

Product Lifecycle

The MP4459DQT-LF-P is an active product in our website's sales team's portfolio. There are no plans for discontinuation at this time. Customers are advised to contact our website's sales team for information on any equivalent or alternative models that may be available.

Parts with Similar Specifications

The three parts on the right have similar specifications to Monolithic Power Systems Inc. MP4459DQT-LF-P

Product Attribute MP4459DQT-LF-P MP4459DQT-LF-Z MP4430GL-Z MP4423HGQ-Z
Part Number MP4459DQT-LF-P MP4459DQT-LF-Z MP4430GL-Z MP4423HGQ-Z
Manufacturer Monolithic Power Systems Inc. Monolithic Power Systems Inc. Monolithic Power Systems Inc. Monolithic Power Systems Inc.
Voltage - Input (Max) 36V 36V - 36V
Output Type Adjustable Adjustable - Adjustable
Package / Case 10-WFDFN Exposed Pad 10-WFDFN Exposed Pad 16-PowerVQFN 8-VDFN
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Function Step-Down Step-Down - Step-Down
Voltage - Output (Max) 30V 30V - 32.4V
Number of Outputs 1 1 - 1
Supplier Device Package 10-TQFN (3x3) 10-TQFN (3x3) 16-QFN (3x4) 8-QFN (3x3)
Synchronous Rectifier No No - Yes
Series - - * -
Current - Output 1.5A 1.5A - 3A
Voltage - Input (Min) 3.8V 3.8V - 4V
Frequency - Switching Up to 4MHz Up to 4MHz - 410kHz
Voltage - Output (Min/Fixed) 0.8V 0.8V - 0.8V
Topology Buck Buck - Buck
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) - -40°C ~ 125°C (TJ)
Output Configuration Positive Positive - Positive
Base Product Number MP4459 MP4459 MP4430 MP4423

MP4459DQT-LF-P Datasheet PDF

Download MP4459DQT-LF-P pdf datasheets and Monolithic Power Systems Inc. documentation for MP4459DQT-LF-P - Monolithic Power Systems Inc..

Environmental Information
MonolithicPower Systems Environmental Compliance D.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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MP4459DQT-LF-P

Monolithic Power Systems Inc.
32D-MP4459DQT-LF-P

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