This part is a kind of semiconductor called BD4840.

Function of this product has Standard CMOS Voltage Detector IC.

Manufacturers : Rohm

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Datasheet Voltage Detector IC Series Standard CMOS Voltage Detector IC BD48xxx series BD49xxx series ●General Description ROHM’s BD4 8xxx and B D49xxx seri es are hig hly accurate, lo w current cons umption reset IC series. T he line u p incl udes BD48 xxx de vices with N chan nel o pen drain output a nd BD4 9xxx d evices with C MOS output. The devices are available for specific detecti on voltages ranging from 2.3V to 6.0V in increments of 0.1V. ●Key Specifications „ Detectio n voltage: 2.3V to 6.0V (Typ.), 0.1V steps ± 1.0% 0 .9μA (Typ.) to +105°C „ High accuracy detection voltage: „ Ultra-low current consumption: „ Operating temperature range: ●Package SSOP5: SSOP3: VSOF5: -40°C ●Features „ High accuracy detection „ Ultra-low current consumption „ Two output type [ ... ]

BD4840 PDF Datasheet Download