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TCS4462

40Vin 6A 2-Outputs Buck Converter

Product Description

TCS4462 is a Synchronous Buck Circuit with two current sense pins suitable for many multi‐output applications. It is designed to allow for operating a wide supply voltage range from 4.7V to 40V.This IC can operate in both Constant Current (CC) and Constant Voltage (CV) modes.

TCS4462 operates as a Buck Circuit providing a wide range of outputs at Constant Voltage (CV) from 4.7V to 40V and the output current as high as 6A or above. It has a Constant Current (CC) mode so that output current can be set externally and at an accuracy of ±4%.

The current mode control and external compensation makes feedback control have good line and load regulation with flexible external design.

主要特点

  • Vin: 4.7V to 40V
  • Vout: 3V to 28V; typical at 5V
  • Precision CC/CV Mode Control
  • Burst/PFM Mode for Increased Light Load Efficiency
  • 2 outputs independent Constant Current setting
  • Hiccup mode when output voltage below 50% normal output voltage
  • Protection:
  • NMOS peak current limit:    accuracy:~20%
  • Output short protection: reduce input current to less than 20mA (RMS)
  • Output FB OVP (125% VFB), only turn off High side MOS.
  • Temperature shutdown (OTP)
  • Adjustable Output Cable Resistance Compensation
  • Switching Frequency: 125k+25k
  • Integrated Power MOSFET
  • QFN32L Package

典型应用图

Product Application Image

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