L4954 Datasheet - STMicroelectronics

Description
L4954 is a quad output voltage regulator and a three output high side driver.

FEATUREs
■ 4 regulators:
    – 10 V (40 mA) low dropout
    – 8.5 V (175 mA)
    – 5 V (650 mA)
    – 5 V (100 mA) standby
■ 3 high side drivers:
    – 2 A (HSD1)
    – 0.3 A (HSD2 & HSD3)
■ No external charge pump capacitors are required
■ Standby mode controlled by 3 input pins:
    – EN1 for REG1, REG2, REG3 and HSD1
    – EN2 for HSD2
    – EN3 for HSD3
■ Individual thermal shutdown
■ Logic outputs for supply undervoltage:
    – LVWARN
    – Reset
■ Independent current limiting
■ Overvoltage shutdown
■ Short circuit protection
■ Load dump protection and overvoltage
■ Shutdown