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L5954 Multiple multifunction voltage regulator for car radio Features ■ 5 regulators: – 10 V (350 mA) – 8.5 V (175 mA) – 5 V (350 mA) – 5 V (250 mA) – 8 V/10 V (1 A) All regulators are low dropout 3 high side drivers: – 2 A (HSD1) – 0.45 A (HSD2 and HSD3) No ext
L5983 1.5A step-down switching regulator Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 1.5A DC output current 2.9V to 18V input voltage Output voltage adjustable from 0.6V 250kHz switching frequency, programmable up to 1MHz Internal soft-start Inhibit Low dropout operati
L5958 Multifunction voltage regulator for car radio Features ■ L5958 six outputs: – 8.5 V @ 200 mA – 5.0 V @ 300 mA – 3.3 V @ 250 mA – 1.8 V @ 350 mA – 3.3 V @ 100 mA standby – 1.8 V @ 100 mA standby 2 A high side driver Reset function VDD core reset function Batt
® L5993 CONSTANT POWER CONTROLLER CURRENT-MODE CONTROL PWM SWITCHING FREQUENCY UP TO 1MHz LOW START-UP CURRENT (< 120µA) CONSTANT OUTPUT POWER VS. SWITCHING FREQUENCY HIGH-CURRENT OUTPUT DRIVE SUITABLE FOR POWER MOSFET (1A) FULLY LATCHED PWM LOGIC WITH DOUBLE PULSE SUPPRESSION PROGRAMMABLE DUTY
L5988D 4 A continuous (more than 5 A pulsed) step-down switching regulator with synchronous rectification Preliminary Data Features I I I I I I I 4 A output current (more than 5 pulsed) Operating input voltage from 2.9 V to 18 V External 1.8 V ± 2 % reference voltage Output v
L5988 4A step-down switching regulator with synchronous rectification Preliminary Data Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 4A DC output current 2.9V to 18V input voltage Output voltage adjustable from 0.6V 400KHz switching frequency, programmable up to 1MH
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