ISL9237 Datasheet, PDF (11/40 Pages) Intersil Corporation – Optional ASGATE FET control

ISL9237
SMBUS Timing Specification (Note 7)
PARAMETERS
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6) UNIT
SMBus Inactivity Timeout
Maximum charging period without a SMBus
175
s
Write to MaxSystemVoltage or ChargeCurrent
register
NOTES:
6. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
7. Limits established by characterization and are not production tested.
Buck Mode Gate Driver Timing Diagram
PWM
UGATE
t_LGFUGR
t_RU
t_FU
1V
LGATE
t_FL
t_LGFUGR = t_LG1UG1DEAD
t_UGFLGR = t_UG1LG1DEAD
1V
t_RL
t_UGFLGR
FIGURE 3. BUCK MODE GATE DRIVER TIMING DIAGRAM
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FN8723.3
July 7, 2016