DESCRIPTION
L4954 is a quad output voltage regulator and a three output high side driver.
■ 4 REGULATORS 10V (40mA); 8.5V (175mA); 5V (650mA); 5V (100mA) STANDBY
■ 10V AND 5V STAND BY REGULATORS ARE LOW DROPOUT OUTPUTS
■ 3 HIGH SIDE DRIVERS: 2A (HSD1), 0.3A (HSD2 & HSD3)
■ NO EXTERNAL CHARGE PUMP CAPACITORS ARE REQUIRED
■ STAND BY MODE CONTROLLED BY 3 INPUT PINS: EN1 FOR REG1, REG2, REG3 AND HSD1, EN2 FOR HSD2, AND EN3 FOR HSD3
■ INDIVIDUAL THERMAL SHUTDOWN
■ LOGIC OUTPUTS FOR SUPPLY UNDERVOLTAGE: (LVWARN, RESET)
■ INDEPENDENT CURRENT LIMITING
■ OVERVOLTAGESHUTDOWN
■ SHORT CIRCUIT PROTECTION
■ LOAD DUMP PROTECTION AND OVERVOLTAGE SHUTDOWN