The PVG3G501C01R00 from Bourns is 250 mW surface mount trimmer potentiometer with resistance of 500 Ohm, ±20% tolerance and gull wing termination. 3 mm design meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint. This potentiometer has top adjustment, cermet resistive material and ±150ppm/°C temperature coefficient. The PVG3A series has metal cover for thermal protection and heat transfer. Operating temperature range is from -55 to 125°C.