TCB Series Ceramic Housed Current Sensing Resistor.
K4H560838D-TCB3 - 256Mb D-die DDR Sdram
K4H561638D-TCB3 - 256Mb D-die DDR Sdram
K4H560438D-TCB3 - 256Mb D-die DDR Sdram
TCB3 - Ceramic Housed Current Sensing Resistor