Rainbow-electronics MAX652 Bedienungsanleitung PDF herunterladen (Seite 8)

MAX649/MAX651/MAX652

5V/3.3V/3V or Adjustable, High-Efficiency,

Low I

, Step-Down DC-DC Controllers

8 _______________________________________________________________________________________

MAX649

MAX651

MAX652

MINIMUM

OFF-TIME

ONE-SHOT

TRIG

MAXIMUM

ON-TIME

ONE-SHOT

TRIG

CURRENT

CONTROL CIRCUITS

DUAL-MODE™

COMPARATOR

ERROR

COMPARATOR

CURRENT

COMPARATOR

0.2V

(FULL CURRENT)

0.1V

(HALF CURRENT)

FROM V+

EXT

OUT

GND

REF

SHDN

FBV+

1.5V

REFERENCE

Figure 2. Block Diagram

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

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Rainbow-electronics MAX652 Bedienungsanleitung Seite 8