L6391 STMICROELECTRONICS [STMicroelectronics], L6391 Datasheet - Page 12

• Manufacturer Part Number: L6391
• Description: High-voltage high and low side driver
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Waveforms definitions
6
Figure 5.
12/21
CONTROL SIGNAL EDGES
OVERLAPPED:
INTERLOCKING + DEAD TIME
CONTROL SIGNALS EDGES
SYNCHRONOUS (*):
DEAD TIME
CONTROL SIGNALS EDGES
NOT OVERLAPPED,
BUT INSIDE THE DEAD TIME:
DEAD TIME
CONTROL SIGNALS EDGES
NOT OVERLAPPED,
OUTSIDE THE DEAD TIME:
DIRECT DRIVING
(*) HIN and LIN can be connected togheter and driven by just one control signal
Waveforms definitions
Dead time and interlocking waveforms definitions
(HALF-BRIDGE TRI-STATE)
HVG
HVG
HVG
HVG
LVG
LVG
LVG
LVG
HIN
HIN
HIN
HIN
LIN
LIN
LIN
LIN
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
(HALF-BRIDGE TRI-STATE)
(HALF-BRIDGE TRI-STATE)
gate driver outputs OFF
gate driver outputs OFF
gate driver outputs OFF
Doc ID 17892 Rev 1
DT
DT
DT
DT
LH
LH
LH
LH
(HALF-BRIDGE TRI-STATE)
gate driver outputs OFF
(HALF-BRIDGE TRI-STATE)
(HALF-BRIDGE TRI-STATE)
(HALF-BRIDGE TRI-STATE)
gate driver outputs OFF
gate driver outputs OFF
gate driver outputs OFF
DT
DT
DT
DT
HL
HL
HL
HL
L6391