The symbol Reference Designator must be filled out appropriately for the particular type of symbol.

The table below provides a list of appropriate RefDes values. If you do not find an appropriate component entry, consult with the KiCad library team.

Designator	Component Type
A	Sub-assembly or plug-in module
AE	Antenna
BT	Battery
C	Capacitor
D	Diode
DS	Display
F	Fuse
FB	Ferrite bead
FD	Fiducial
FL	Filter
H	Hardware (mounting screws, etc)
J	Jack, fixed part of a connector pair
JP	Jumper / link
K	Relay
L	Inductor, coil, ferrite bead
LS	Loudspeaker or buzzer
M	Motor
MK	Microphone
P	Plug, movable part of a connector pair
Q	Transistor
R	Resistor
RN	Resistor network
RT	Thermistor
RV	Varistor
SW	Switch
T	Transformer
TC	Thermocouple
TP	Test point
U	Integrated circuit (IC)
Y	Crystal / oscillator
Z	Zener diode