A2557SB
Power management
Allegro MicroSystemsBrandedA2557SBIntegrated circuit electronic chips use1Encapsulated, with a working temperature range of-20°C ~ 85°C（TA）,The voltage is4.75V ~ 5.25V,use16-PowerDIP（0.300"，7.62mm）Packaging technology，nowA2557SBChip inventory is14174individual。
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