Trimmer Potentiometers Features 1. Excellent solderability characteristics are achieved via special plating techniques on each termination. 2. Specially designed substrate prevents wicking of ? ux onto the top of the part body. 3. Funnel shaped adjustment slot allows for in-process automatic adjustment. (PVZ3A/PVZ3H/PVZ3K Series) 4. High-heat resistance type is available (PVZ3A_C01/PVZ3K_E01).