 图2-69是采用LT1269构成的标准回扫电路。LT1269具有很宽的输入电压范围，内有限流保护和65V/0.2欧双向转换开关。此电路的输入电压为5~18V,输出为-23.5V/60MA和-71.5V/120MA.R5,R6是前置电阻，以便对满载时的-23.5V和最小负载时的-71V保持精确的电压。 : |
|Archiver|手机版|家电维修论坛
( 蜀ICP备19011473号-4 川公网安备51102502000164号 )
GMT+8, 2025-6-29 23:41 , Processed in 0.127399 second(s), 17 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.
