L6398 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6398' PDF : 16 Pages View PDF
L6398
6
Waveforms definitions
Waveforms definitions
Figure 4. Dead time and interlocking waveforms definitions
LIN
CONTROL SIGNAL EDGES
HIN
OVERLAPPED:
INTERLOCKING + DEAD TIME LVG
HVG
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
DTLH
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
DTHL
CONTROL SIGNALS EDGES
SYNCHRONOUS (*):
DEAD TIME
LIN
HIN
LVG
HVG
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
DTLH
DTHL
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
LIN
CONTROL SIGNALS EDGES
NOT OVERLAPPED,
BUT INSIDE THE DEAD TIME:
DEAD TIME
HIN
LVG
HVG
DTLH
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
DTHL
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
CONTROL SIGNALS EDGES
NOT OVERLAPPED,
OUTSIDE THE DEAD TIME:
DIRECT DRIVING
LIN
HIN
LVG
HVG
DTLH
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
DTHL
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
(*) HIN and LIN can be connected togheter and driven by just one control signal
Doc ID 18199 Rev 3
9/16
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