for further information contact your local stmicroelectronics sales office. april 2012 doc id 022624 rev 1 1/4 4 STEVAL-ISA096V1 auxiliary power supply in buck-boost topology based on the viper06 data brief features input voltage: v in : 85 ~ 264 vrms; f: 45 ~ 66 hz output voltage: -12 vdc 10%, 150 ma standby < 30 mw at 264 vac short-circuit: protected pcb type and size: fr4 single-side 35 m, 32 x 90 mm isolation: isolated 4 kv/8 mm emi: according to en55022 class b rohs compliant description the STEVAL-ISA096V1 is a switched mode power supply (smps) demonstration board. this non-isolated smps is designed in a buck-boost topology and is capable of delivering up to 2 w of output over a wide input voltage range. this board also offers the user the possibility of adapting the circuit to specific needs, thanks to an available free pcb area. the smps generates 12 v of nominal output voltage. the STEVAL-ISA096V1 demonstration board is based on the viper06, a monolithic converter that integrates an 800 v avalanche-rugged mosfet and pwm controller in one package, offering a cost-effective and space-saving solution. www.st.com
schematic STEVAL-ISA096V1 2/4 doc id 022624 rev 1 1 schematic figure 1. schematic diagram $ . u & # 6 $ 3 4 4 ( , u ( , $ 3 4 4 ( , u & 6 # 6 u & 6 # k 2 k 2 . ! 2 . ! 2 . ! # n # u & # 6 $ : 6 $ . 2 7 2 ) . . ! # $ . n # u & # 6 m ( , ' . $ 6 $ $ , ) - & " # / - 0 $ $ $ $ $ 5 6 i p e r / 5 4 ! - v
STEVAL-ISA096V1 revision history doc id 022624 rev 1 3/4 2 revision history table 1. document revision history date revision changes 18-apr-2012 1 initial release.
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