ES2x-HF SMD Superfast Recovery Rectifiers Comchip Technology ES2x-HF SMD Super Fast Recovery Rectifiers come with a glass passivated chip junction. These rectifiers feature 50V to 600V maximum repetitive peak reverse voltage (VRRM) range and 2A maximum average forward rectified current (IF(AV)). The ES2x-HF rectifiers offer superfast reverse recovery time and are available in a low profile package. These rectifiers are ideal for surface mounted applications.