Scheda Tecnica (LM10506EVAL/NOPB)SommarioFEATURES1APPLICATIONS1KEY SPECIFICATIONS1DESCRIPTION1Overview2SUPPLY SPECIFICATION2Connection Diagram and Package Marking3Absolute Maximum Ratings5Operating Ratings5General Electrical Characteristics5Buck 1 Electrical Characteristics6Buck 2 Electrical Characteristics7Buck 3 Electrical Characteristics7LDO Electrical Characteristics8Comparators Electrical Characteristics8Typical Performance Characteristics9General Description13SPI DATA INTERFACE14Registers Configurable Via The SPI Interface15BUCK REGULATORS OPERATION19Buck Regulators Description19PWM Operation19PFM Operation (Bucks 1, 2 & 3)20Soft Start21Current Limiting21Internal Synchronous Rectification21Bypass-FET Operation on Buck 1 and Buck 2 (Applies to Buck 1 only on LM10506-B)21Low Dropout Operation22Out of Regulation22Device Operating Modes23STARTUP SEQUENCE23POWER-ON DEFAULT AND DEVICE ENABLE24RESET: PIN FUNCTION24STANDBY: FUNCTION24HL_B2, HL_B3 FUNCTION26UNDERVOLTAGE LOCKOUT (UVLO)26OVERVOLTAGE LOCKOUT (OVLO)26DEVICE STATUS, INTERRUPT ENABLE26THERMAL SHUTDOWN (TSD)26COMPARATOR27RECOMMENDATIONS FOR UNUSED FUNCTIONS AND PINS27External Components Selection28OUTPUT INDUCTORS & CAPACITORS SELECTION28INDUCTOR SELECTION28PCB Layout Considerations32PCB LAYOUT THERMAL DISSIPATION FOR DSBGA PACKAGE33Revision History34Dimensioni: 1,05 MBPagine: 40Language: EnglishApri il manuale
