IRU3047

Features: · Dual Synchronous Controller in 20-Pin Package with 1808 out-of-phase operation· LDO Controller with 40mA drive· Can be configured as 2-Independent or 2-Phase PWM Controller· Programmable Current Sharing in 2-Phase Configuration· Flexible, Same or Separate Supply Operation· Operation fr...

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IRU3047 Picture
SeekIC No. : 004378838 Detail

IRU3047: Features: · Dual Synchronous Controller in 20-Pin Package with 1808 out-of-phase operation· LDO Controller with 40mA drive· Can be configured as 2-Independent or 2-Phase PWM Controller· Programmable...

floor Price/Ceiling Price

Part Number:
IRU3047
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/12/26

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Product Details

Description



Features:

· Dual Synchronous Controller in 20-Pin Package with 1808 out-of-phase operation
· LDO Controller with 40mA drive
· Can be configured as 2-Independent or 2-Phase PWM Controller
· Programmable Current Sharing in 2-Phase Configuration
· Flexible, Same or Separate Supply Operation
· Operation from 4V to 25V Input
· Internal 200KHz Oscillator per phase
· Soft-Start controls all outputs
· Fixed Frequency Voltage Mode
· 500mA Peak Output Drive Capability
· Short Circuit Protection for All Outputs
Power Good Output



Application

· Dual-Phase Power Supply
· DDR Memory Source Sink Vtt Application
· Graphic Card
· Hard Disk Drive
· Power supplies requiring multiple outputs



Pinout

  Connection Diagram


Specifications

Vcc Supply Voltage ...................................................... 25V
VCH1, VCH2 and VCL Supply Voltage ........................... 30V (not rated for inductive load)
Storage Temperature Range ....................................... -65°C To 150°C
Operating Junction Temperature Range ...................... 0°C To 125°C



Description

The IRU3047 IC combines a Dual synchronous Buck controller and a linear regulator controller, providing a cost-effective, high performance and flexible solution for multi-output applications. The Dual synchronous controller can be configured as 2-independent or 2-phase controller. In 2-phase configuration, the IRU3047 provides a programmable current sharing which is ideal when the output power exceeds any single input power budget. IRU3047 provides a separate adjustable output by driving a switch as a linear regulator. This IRU3048 features an internal 200KHz oscillator, under-voltage lockout for all input supplies, an external programmable soft-start function as well as output under-voltage detection that latches off the device when an output short is detected.




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