BD4201FV - Rohm

BD4201FV Battery Backup IC

BD4201FV Regulators Battery Backup IC BD4201FV BD4201FV is a battery backup IC. Switch that detect battery voltage and switch into back up power supply and 3-channel regulator are incorporated into a single chip. Current consumption is 15µA (Max.). This IC is perfect for portable appliances. zApplications Portable video, Digital camera zExternal dimension.

Features

1) Low quiescent current Normal operation < 15.0µA Max. Backup mode < 2.1µA Max. 2) 3 high accurate voltage regulators 3) Low dropout voltage, and high accurate voltage detectors (CS, RESET) 4) Control circuit; Backup 5) Special sequence; For shifting to the backup mode. It need to make main battery over +Vdet1 once. 6.4±0.3 4.4±0.2 1 4 0.15±0.1 0.1 1.15±0.1 0.1 0.22±0.1 0.65 (0.52) SSOP-B8 zAbsolute maximum ratings (Ta=25°C) Parameter Main power supply input Voltage Back up power supply input Voltage CS output Voltage RESRT output Voltage Power dissipation Operating temperature Stora.