Datasheet

Smart shutdown function L6390
16/26 Doc ID 14493 Rev 7
Figure 8. SD level shifting example circuit
SD_sense
SD_force
GND
VDD
µC
VDD
VCC
R1
9*R
R3
2*R
HVG
OUT
LVG
VBOOT
OP+
OP-
OPOUT
DT
CP+
L6390
SD/OD
GND
VCC
HIN
LIN
+
+
-
VCC
HV BUS
L639x
L639x
SD/OD
SD/OD
C2
C3
C1
C2, C3: small noise filtering capacitors
C1: disable time setting capacitor
R2
R
AM12948v1