LTC3309AEV#TRMPBF
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Analog Devices Inc. LTC3309AEV#TRMPBF

Manufacturer No:
LTC3309AEV#TRMPBF
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC REG BUCK 6A STEP-DOWN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The LTC3309AEV#TRMPBF is a high-efficiency, low-noise, monolithic synchronous 6A step-down DC/DC converter manufactured by Analog Devices. This component operates from a 2.25V to 5.5V input supply and is designed to provide a highly efficient and compact power management solution. The LTC3309A features the Silent Switcher architecture, which minimizes EMI emissions, making it suitable for a wide range of applications requiring low noise and high efficiency.

Key Specifications

ParameterValue
Input Voltage Range2.25V to 5.5V
Output Voltage Range0.5V to VIN
Output CurrentUp to 6A
Switching Frequency1MHz to 3MHz
Minimum On-Time22ns
EfficiencyHigh Efficiency (up to 90% in some configurations)
Package2mm x 2mm LQFN
Operating ModesForced Continuous, Pulse Skip, Low-Ripple Burst Mode
Protection FeaturesOutput Overvoltage Protection, Short-Circuit Protection, Thermal Shutdown

Key Features

  • High Efficiency: Up to 90% efficiency in some configurations.
  • Low Noise: Silent Switcher architecture minimizes EMI emissions.
  • Compact Design: 2mm x 2mm LQFN package with tiny inductor and capacitors.
  • Programmable Frequency: 1MHz to 3MHz operating frequency.
  • Peak Current Mode Control: Fast transient response with a minimum on-time of 22ns.
  • Low-Ripple Burst Mode Operation: Ideal for battery-powered systems.
  • Output Voltage Accuracy: 1% over temperature range.
  • Power Good, Internal Compensation, and Soft Start: Enhance reliability and startup performance.

Applications

  • Optical Networking
  • Servers and Telecom
  • Automotive and Industrial Systems
  • Communications Equipment
  • Distributed DC Power Systems (Point of Load - POL)
  • FPGA, ASIC, and Core Supplies
  • Battery Operated Systems

Q & A

  1. What is the input voltage range of the LTC3309AEV#TRMPBF?
    The input voltage range is 2.25V to 5.5V.
  2. What is the maximum output current of the LTC3309AEV#TRMPBF?
    The maximum output current is up to 6A.
  3. What is the switching frequency range of the LTC3309AEV#TRMPBF?
    The switching frequency range is 1MHz to 3MHz.
  4. What is the minimum on-time of the LTC3309AEV#TRMPBF?
    The minimum on-time is 22ns.
  5. What are the operating modes of the LTC3309AEV#TRMPBF?
    The operating modes include Forced Continuous, Pulse Skip, and Low-Ripple Burst Mode.
  6. Does the LTC3309AEV#TRMPBF have built-in protection features?
    Yes, it includes output overvoltage protection, short-circuit protection, and thermal shutdown.
  7. What is the package type of the LTC3309AEV#TRMPBF?
    The package type is 2mm x 2mm LQFN.
  8. What are some typical applications of the LTC3309AEV#TRMPBF?
    Typical applications include optical networking, servers, telecom, automotive, industrial systems, communications equipment, distributed DC power systems, FPGA, ASIC, and core supplies, and battery-operated systems.
  9. How does the Silent Switcher architecture benefit the LTC3309AEV#TRMPBF?
    The Silent Switcher architecture minimizes EMI emissions, making it suitable for low-noise applications.
  10. What is the output voltage accuracy of the LTC3309AEV#TRMPBF?
    The output voltage accuracy is 1% over the temperature range.

Product Attributes

Function:Step-Down
Output Configuration:Positive
Topology:Buck
Output Type:Programmable
Number of Outputs:1
Voltage - Input (Min):2.25V
Voltage - Input (Max):5.5V
Voltage - Output (Min/Fixed):0.5V
Voltage - Output (Max):2.25V
Current - Output:6A
Frequency - Switching:Up to 3MHz
Synchronous Rectifier:Yes
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:12-VFQFN Exposed Pad
Supplier Device Package:12-LQFN (2x2)
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Similar Products

Part Number LTC3309AEV#TRMPBF LTC3309AIV#TRMPBF LTC3309AHV#TRMPBF LTC3309AEV#TRPBF LTC3309BEV#TRMPBF LTC3309AJV#TRMPBF LTC3307AEV#TRMPBF LTC3308AEV#TRMPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Active Active Active Active Active
Function Step-Down Step-Down Step-Down Step-Down Step-Down Step-Down Step-Down Step-Down
Output Configuration Positive Positive Positive Positive Positive Positive Positive Positive
Topology Buck Buck Buck Buck Buck Buck Buck Buck
Output Type Programmable Programmable Programmable Programmable Adjustable Adjustable Adjustable Adjustable
Number of Outputs 1 1 1 1 2 1 1 1
Voltage - Input (Min) 2.25V 2.25V 2.25V 2.25V 2.25V 2.25V 2.25V 2.25V
Voltage - Input (Max) 5.5V 5.5V 5.5V 5.5V 5.5V 5.5V 5.5V 5.5V
Voltage - Output (Min/Fixed) 0.5V 0.5V 0.5V 0.5V 0.5V 0.5V 0.5V 0.5V
Voltage - Output (Max) 2.25V 2.25V 2.25V 2.25V 5.5V 5.5V 5.5V 5.5V
Current - Output 6A 6A 6A 6A 6A 6A 3A 4A
Frequency - Switching Up to 3MHz Up to 3MHz Up to 3MHz Up to 3MHz 6MHz 2MHz 2MHz 1MHz ~ 3MHz
Synchronous Rectifier Yes Yes Yes Yes Yes Yes Yes Yes
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad 12-VFQFN Exposed Pad
Supplier Device Package 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2) 12-LQFN (2x2)

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