L5973AD PDF Datasheet


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Description

This is 2A SWITCH STEP DOWN SWITCHING REGULATOR. L5973AD 2A SWITCH STEP DOWN SWITCHING REGULATOR 1 - - - - - - - - - - - - - GENERAL FEATURES 2A INTERNAL SWITCH OPERATING INPUT VOLTAGE FROM 4.4V TO 36V 3.3V , (±2%) REFERENCE VOLTAGE OUTPUT VOLTAGE ADJUSTABLE FROM 1.235V TO 35V LOW DROPOUT OPERATION: 100% DUTY CYCLE 500KH- INTERNALLY FIXED FREQUENCY VOLTAGE FEEDFORWARD ZERO LOAD CURRENT OPERATION INTERNAL CURRENT LIMITING INHIBIT FOR ZERO CURRENT CONSUMPTION SYNCHRONIZATION PROTECTION AGAINST FEEDBACK DISCONNECTION THERMAL SHUTDOWN Figure 1. Package HSOP8 (Exposed pad) Table 1. Order Codes Part Number L5973AD L5973ADTR Package HSOP8 HSOP8 in Tape & Reel 1.1 APPLICATIONS: CONSUMER: STB, DVD, TV, VCR,CAR RADIO, LCD MONITORS - NETWORKING: XDSL, MODEMS,DC-DC MODULES - COMPUTER: PRINTERS, AUDIO, GRAPHIC CARDS, OPTICAL STORAGE, HARD DISK DRIVE - INDUSTRIAL: CHARGERS, CAR BATTERY DC-DC CONVERTERS - switching regulator with a switch current limit of 2A so it is able to deliver more than 1.5A DC current to the load depending on the appl.