MP2491CGQB-Z
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Monolithic Power Systems Inc. MP2491CGQB-Z

Manufacturer No:
MP2491CGQB-Z
Manufacturer:
Monolithic Power Systems Inc.
Package:
Tape & Reel (TR)
Description:
32V, 6A, STEP-DOWN CONVERTER WIT
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The MP2491CGQB-Z is a high-performance, fully integrated, 32V, 6A synchronous step-down converter produced by Monolithic Power Systems Inc. This device is designed to provide a wide operating input range of 4.0V to 32V and an output voltage range of 0.5V to 30V, making it versatile for various power supply applications. The MP2491CGQB-Z features constant-on-time (COT) control, which ensures fast transient response, easy loop design, and tight output regulation. It is available in a compact QFN-13 (2.5mmx3mm) package, making it suitable for space-constrained designs.

Key Specifications

Parameter Value Description
Manufacturer Monolithic Power Systems
Package/Case QFN-13 (2.5mmx3mm)
Operating Input Range 4.0V to 32V
Output Voltage Range 0.5V to 30V
Output Current 6A
Switching Frequency 490kHz
Internal MOSFET Switches 33mΩ/22mΩ
Quiescent Current (IQ) 450µA
RoHS Status Lead free/RoHS Compliant

Key Features

  • Constant-on-Time (COT) Control for fast transient response and easy loop design
  • Two dedicated voltage scaling control pins
  • Slew rate control during Dynamic Voltage Scaling (DVS)
  • Low dropout mode operation
  • EN shutdown discharge
  • Output over-voltage protection (OVP)
  • Adjustable auto-PFM/PWM mode or forced PWM mode
  • Adjustable current limit
  • Power good (PG) indication

Applications

  • TVs and Monitors
  • Multifunction Printers (MFP) Power Supplies
  • USB Power Supplies with Power Delivery (PD)
  • Automotive Cigarette Lighter Adapters

Q & A

  1. What is the operating input voltage range of the MP2491CGQB-Z?

    The operating input voltage range is 4.0V to 32V.

  2. What is the output voltage range of the MP2491CGQB-Z?

    The output voltage range is 0.5V to 30V.

  3. What is the maximum output current of the MP2491CGQB-Z?

    The maximum output current is 6A.

  4. What is the switching frequency of the MP2491CGQB-Z?

    The switching frequency is fixed at 490kHz.

  5. Does the MP2491CGQB-Z have over-voltage protection?

    Yes, it includes output over-voltage protection (OVP).

  6. What package type is the MP2491CGQB-Z available in?

    The MP2491CGQB-Z is available in a QFN-13 (2.5mmx3mm) package.

  7. Is the MP2491CGQB-Z RoHS compliant?

    Yes, the MP2491CGQB-Z is lead-free and RoHS compliant.

  8. What are some of the key applications for the MP2491CGQB-Z?

    Key applications include TVs, monitors, MFP power supplies, USB power supplies with PD, and automotive cigarette lighter adapters.

  9. Does the MP2491CGQB-Z support dynamic voltage scaling?

    Yes, it supports dynamic voltage scaling with slew rate control during DVS.

  10. How can I obtain detailed information about the MP2491CGQB-Z?

    You can find detailed information through the datasheet available on the manufacturer's website or through distributors like Jotrin, X-On Electronics, and Newark).

Product Attributes

Function:Step-Down
Output Configuration:Positive
Topology:Buck
Output Type:Adjustable
Number of Outputs:1
Voltage - Input (Min):4V
Voltage - Input (Max):32V
Voltage - Output (Min/Fixed):0.5V
Voltage - Output (Max):30V
Current - Output:6A
Frequency - Switching:490kHz
Synchronous Rectifier:Yes
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:13-PowerVFQFN
Supplier Device Package:13-QFN (2.5x3)
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In Stock

$2.94
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