LTC2874
Quad IO-Link Master
Hot Swap Controller
and PHY
Description Features
IO-LinkВ® Compatible (COM1/COM2/COM3)
8V to 34V Operation
Hot Swapв„ў Controller Protected Supply Outputs
Discrete Power MOSFETs for Ruggedness and
Flexibility
n Configurable 100mA (4-Port), 200mA (2-Port), or
400mA (1-Port) CQ Drive Capability
n Automatic Wake-Up Pulse Generatio Automatic Cable Sensing
n CQ Pins Protected to В±50V
n Configurable L+ Current Limit with Foldback
n Short Circuit, Input UV/OV and Thermal Protectio Optional Interrupt and Auto-Retry after Faults
n 2.9V to 5.5V Logic Supply for Flexible Digital Interface
n No Damage or Latchup to В±8kV HBM ESD
n 38-Lead (5mm Г— 7mm) QFN and TSSOP Packages n n n n Applications IO-Link Masters Intelligent Sensors and Actuators
n Factory Automation Networks The LTCВ®2874 provides a rugged, 4-port IO-Link power and
communications interface to remote devices connected
by cables up to 20m in length.
Output supply voltage and inrush current are ramped …