LTC3577 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3577' PDF : 54 Pages View PDF
LTC3577/LTC3577-1
TABLE OF CONTENTS
FEATURES/APPLICATIONS ..........................................................................................................................................1
ABSOLUTE MAXIMUM RATINGS .................................................................................................................................3
PACKAGE/ORDER INFORMATION................................................................................................................................3
ELECTRICAL CHARACTERISTICS .......................................................................................................................... 4-10
TYPICAL PERFORMANCE CHARACTERISTICS .................................................................................................... 10-15
PIN FUNCTION..................................................................................................................................................... 15-18
BLOCK DIAGRAM ......................................................................................................................................................18
PowerPath OPERATION ....................................................................................................................................... 19-29
LOW DROPOUT LINEAR REGULATOR OPERATION............................................................................................. 29-30
STEP-DOWN SWITCHING REGULATOR OPERATION .......................................................................................... 30-33
LED BACKLIGHT/BOOST OPERATION.................................................................................................................. 33-36
I2C OPERATION ................................................................................................................................................... 37-42
PUSHBUTTON INTERFACE OPERATION............................................................................................................... 42-46
LAYOUT AND THERMAL CONSIDERATIONS........................................................................................................ 47-48
TYPICAL APPLICATION........................................................................................................................................ 49-50
PACKAGE DESCRIPTION............................................................................................................................................51
RELATED PARTS........................................................................................................................................................52
3577f
2
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