for further information contact your local stmicroelectronics sales office. august 2012 doc id 023513 rev 1 1/4 4 STEVAL-ISA106V1 1.5 a step-down switching regulator based on the l5973ad data brief features max. output current i out = 1.5 a output voltages from 1.235 v to 35 v operating input voltage ranges from 4 v to 36 v internal switching frequency: 500 khz synchronization pin short-circuit protection inhibit pin thermal shutdown rohs compliant description the STEVAL-ISA106V1 demonstration board provides a platform for evaluation of the l5973ad, a step-down monolithic power switching regulator capable of delivering up to 1.5 a of current at output voltages from 1.2 v to 35 v. the input supply voltage of the steval- isa106v1 can range from 4 v to 36 v based on the rated voltage of the input capacitor, while the output voltage is adjustable from 1.235 v to v cc . www.st.com
schematic STEVAL-ISA106V1 2/4 doc id 023513 rev 1 1 schematic figure 1. schematic diagram , ! $ # & 6 # % 2 ! - ) # # & 6 6 / 5 4 6 6 ) . 6 t o 6 2 + 2 + 2 + # n & # p & , ( $ 3 4 0 3 , 5 # / - 0 6 # # / 5 4 & " ' . $ ) . ( 6 3 9 . # 6 2 % & ! - v
STEVAL-ISA106V1 revision history doc id 023513 rev 1 3/4 2 revision history table 1. document revision history date revision changes 22-aug-2012 1 initial release.
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