Datasheet

VDD
VREG
SDA
SCL
IN+
IN-
VPUMP
GND
SW
VBST
PVDD
FB
OUT+
OUT-
REXT
L1
R1
R2
Piezo
Actuator
Processor
DAC
Optional
SDA
SCL
IOVDD
3 V to 5.5 V
C
VDD
R
PU
R
PU
C
VREG
C
PUMP
R
EXT
C
VBST
DRV2667
DRV2667
www.ti.com SLOS751A –MARCH 2013–REVISED JANUARY 2014
DETAILED DESCRIPTION
SYSTEM DIAGRAM
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