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PM6681A

ST Microelectronics
Part Number PM6681A
Manufacturer ST Microelectronics
Description DUAL STEP-DOWN CONTROLLER
Published Dec 25, 2006
Detailed Description www.DataSheet4U.com PM6681A Dual step-down controller with adjustable LDO Target Specification Features ■ ■ ■ ■ ■ ■ 6...
Datasheet PDF File PM6681A PDF File

PM6681A
PM6681A

Overview
www.
DataSheet4U.
com PM6681A Dual step-down controller with adjustable LDO Target Specification Features ■ ■ ■ ■ ■ ■ 6V to 36V input voltage range Adjustable output voltages 0.
9-3.
3V LDO adjustable delivers 100mA peak current 5V LDO delivers 100mA peak current 1.
237V ±1% reference voltage available NO RSENSE current sensing using low side MOSFETs' RDS(on) Negative current limit Soft start internally fixed at 2ms Soft output discharge Latched UVP Not-latched OVP Selectable pulse skipping at light loads Selectable minimum frequency(33kHz) in pulse skip mode 5mW maximum quiescent power Indipendent power good signals Output voltage ripple compensation PM6681A is a dual step-down controller spe...


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