MAX1986 查看數據表（PDF） - Maxim Integrated
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MAX1986 Datasheet PDF : 17 Pages
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Ultra-High-Efficiency White
LED Drivers
VIN
CIN
L
IN
LX
OUT
COUT
FB
STEP-UP
CONTROLLER
MAX1984
MAX1985
MAX1986
GND
CURRENT
SENSE
CREF
DIMMING
CONTROL
RSETI
MIN
UVLO
COMP
2.4V
REF
MODE
BITA
BITB
BITC
SETI
REF AND
BIAS
BLOCK
SHUTDOWN
DIMMING IREF
CONTROL
BLOCK
LED SELECT
SEL
LOGIC
EN [8:1]
EN1 LD1
IREF LDG
EN2 LD2
IREF LDG
EN3 LD3
IREF LDG
EN4 LD4
IREF LDG
EN5 LD5
IREF LDG
EN6 LD6
IREF LDG
EN7 LD7
IREF LDG
EN8 LD8
IREF LDG
LD1
LD2
LD3
LD4
LD5*
LD6*
LD7**
LD8**
LDG
Figure 2. System Functional Diagram
*MAX1984 AND MAX1985 ONLY.
**MAX1984 ONLY.
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