STEVAL-ISA124V1 STMicroelectronics

STEVAL-ISA124V1 5 W low standby-consumption battery charger demonstration board based on the VIPER17HN Data brief Description The STEVAL-ISA124V1 demonstration board is a 5 W SMPS for use as a travel battery charger for applications such as mobile phones, PDAs and electronic games. The converter implements a flyback topology, which is ideal for low power, low cost isolated converters. The purpose of the board is to demonstrate the performance of the VIPER17HN off-line high voltage converter. Thanks to its low consumption and other features, the device offers good electrical performance. Features Input mains range (V ): 90 - 264 V , f: 45 - IN RMS 66 Hz Output parameters: 5.1 V 2%, 1 A 5%, DC cable drop compensation (0.2 V/A) No-load consumption: input power below 100 mW at high mains Short-circuit protected with auto-restart at short removal PCB type and size: CEM-1, single side 35 mm, 53x26 mm Safety: EN60065 compliant EMI: conforms to EN55022 - class B standards RoHS compliant July 2013 DocID024487 Rev 1 1/4 For further information contact your local STMicroelectronics sales office. www.st.com 4Schematic diagram STEVAL-ISA124V1 1 Schematic diagram Figure 1. STEVAL-ISA124V1 power section 2/4 DocID024487 Rev 1