The CRT0603 from Bourns is a Power Resistor with Resistance 4.7 to 1000000 Ohms, Tolerance ±0.01 to 1 %, Power Rating 1 to 10 W, Voltage Rating 75 V, Temperature Operating Range -55 to 155 Degree C. Tags: Chip. More details for CRT0603 can be seen below.