SP601 Datasheet, PDF (5/7 Pages) Intersil Corporation – Half Bridge 500VDC Driver

Timing Diagram
SP601
ENABLE 1
0
UP/DOWN ¹
0
1
REFRESH
ONE SHOT 0
1
I_ONB
0
1
VALID BOT_ON
0
1
I_OFFT
0
1
I_ONT
0
1
I_OFFB
0
1
UPPER
0
1
LOWER
0
V_DC
V_OUT
COM
ENABLE 1
0
UP/DOWN ¹
0
REFRESH
1
ONE SHOT
0
1
I_ONB
0
1
VALID BOT_ON
0
1
I_OFFT
0
1
I_ONT
0
I_OFFB
1
0
1
UPPER
0
LOWER
V_OUT
1
0
V_DC
COM
THREE-STATE MODE SLOWER THAN REFRESH ONE SHOT TIMER
NOTE: BOT switching not relevant.
BISTATE MODE SLOWER THAN REFRESH ONE SHOT TIMER
Typical Circuit Configuration
TRUTH TABLE
Applicable to Typical Circuit Configuration (Figure 1)
INPUTS
OUTPUTS
UP/DN
0
ENABLE
0
TRIP_L
0
TRIP_U
X
PHASE
X
V_BIAS
1
UPPER
0
LOWER
0
FAULT BAR
1
1
1
0
0
1
1
1
0
1
1
1
0
1
1
1
0
0
0
1
1
0
X
0
1
0
0
0
X
X
1
X
X
1
0
0
0
0
1
0
X
X
1
0
1
1
1
0
0
X
X
1
0
0
1
X
X
X
X
X
0
0
0
0
NOTE: 0 = False, 1 = True, X = Don’t Care
5