MP9943GQ-Z
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Monolithic Power Systems Inc. MP9943GQ-Z

Manufacturer No:
MP9943GQ-Z
Manufacturer:
Monolithic Power Systems Inc.
Package:
Tape & Reel (TR)
Description:
IC REG BUCK ADJUSTABLE 3A 8QFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MP9943GQ-Z, produced by Monolithic Power Systems Inc., is a high-efficiency step-down converter designed for a wide range of power management applications. This component is part of the MP9943 family and is known for its peak current capability of 3A and an operating voltage range of up to 36V. The MP9943GQ-Z features a fixed switching frequency of 410kHz and includes a power good signal, making it suitable for systems requiring reliable and efficient power conversion.

Key Specifications

ParameterValue
Part NumberMP9943GQ-Z
ManufacturerMonolithic Power Systems Inc.
Peak Current3A
Operating Voltage RangeUp to 36V
Switching Frequency410kHz
Power Good SignalYes
Package TypeQFN-16

Key Features

  • High efficiency step-down conversion
  • Peak current capability of 3A
  • Operating voltage range up to 36V
  • Fixed switching frequency of 410kHz
  • Power good signal for monitoring output voltage
  • Compact QFN-16 package

Applications

The MP9943GQ-Z is suitable for various applications requiring efficient and reliable power conversion, including:

  • Industrial power systems
  • Consumer electronics
  • Automotive systems
  • Telecommunication equipment
  • Server and data storage systems

Q & A

  1. What is the peak current capability of the MP9943GQ-Z?
    The MP9943GQ-Z has a peak current capability of 3A.
  2. What is the operating voltage range of the MP9943GQ-Z?
    The operating voltage range is up to 36V.
  3. What is the switching frequency of the MP9943GQ-Z?
    The switching frequency is fixed at 410kHz.
  4. Does the MP9943GQ-Z include a power good signal?
    Yes, it includes a power good signal for monitoring the output voltage.
  5. What is the package type of the MP9943GQ-Z?
    The package type is QFN-16.
  6. What are some typical applications for the MP9943GQ-Z?
    Typical applications include industrial power systems, consumer electronics, automotive systems, telecommunication equipment, and server and data storage systems.
  7. Where can I find detailed specifications for the MP9943GQ-Z?
    Detailed specifications can be found in the datasheet available on the Monolithic Power Systems website or through distributors like Digi-Key, Mouser, etc.
  8. Is the MP9943GQ-Z suitable for high-efficiency power conversion?
    Yes, it is designed for high-efficiency step-down conversion.
  9. Can the MP9943GQ-Z be used in automotive systems?
    Yes, it can be used in automotive systems due to its robust specifications and reliability.
  10. What is the significance of the power good signal in the MP9943GQ-Z?
    The power good signal allows for monitoring of the output voltage, ensuring the system operates within specified parameters.

Product Attributes

Function:Step-Down
Output Configuration:Positive
Topology:Buck
Output Type:Adjustable
Number of Outputs:1
Voltage - Input (Min):4V
Voltage - Input (Max):36V
Voltage - Output (Min/Fixed):0.8V
Voltage - Output (Max):28.5V
Current - Output:3A
Frequency - Switching:410kHz
Synchronous Rectifier:Yes
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:8-VDFN
Supplier Device Package:8-QFN (3x3)
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Same Series
MP9943GQ-P
MP9943GQ-P
IC REG BUCK ADJUSTABLE 3A 8QFN

Similar Products

Part Number MP9943GQ-Z MP9943AGQ-Z MP9943GQ-P
Manufacturer Monolithic Power Systems Inc. Monolithic Power Systems Inc. Monolithic Power Systems Inc.
Product Status Active Active Active
Function Step-Down Step-Down Step-Down
Output Configuration Positive Positive Positive
Topology Buck Buck Buck
Output Type Adjustable Adjustable Adjustable
Number of Outputs 1 1 1
Voltage - Input (Min) 4V 4V 4V
Voltage - Input (Max) 36V 36V 36V
Voltage - Output (Min/Fixed) 0.8V 0.8V 0.8V
Voltage - Output (Max) 28.5V 28.5V 28.5V
Current - Output 3A 3A 3A
Frequency - Switching 410kHz 410kHz 410kHz
Synchronous Rectifier Yes Yes Yes
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 8-VDFN 8-VDFN 8-VDFN
Supplier Device Package 8-QFN (3x3) 8-QFN (3x3) 8-QFN (3x3)

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