Texas Instruments DRV8301-RM48-KIT - RM48 Hercules Safety MCU Motor Control Kit DRV8301-RM48-KIT DRV8301-RM48-KIT Datenbogen
Produktcode
DRV8301-RM48-KIT
SLOS719B – AUGUST 2011 – REVISED AUGUST 2013
GATE TIMING AND PROTECTION CHARACTERISTICS
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
TIMING, OUTPUT PINS
t
pd,If-O
Positive input falling to GH_x falling
CL=1nF, 50% to 50%
45
ns
t
pd,Ir-O
Positive input rising to GL_x falling
CL=1nF, 50% to 50%
45
ns
T
d_min
Minimum dead time after hand shaking
(1)
50
ns
T
dtp
Dead Time
With R
DTC
set to different values
50
500
ns
t
GDr
Rise time, gate drive output
CL=1nF, 10% to 90%
25
ns
t
GDF
Fall time, gate drive output
CL=1nF, 90% to 10%
25
ns
Not including handshake communication.
T
ON_MIN
Minimum on pulse
50
ns
Hiz to on state, output of gate driver
Propagation delay matching between high
T
pd_match
5
ns
side and low side
T
dt_match
Deadtime matching
5
ns
TIMING, PROTECTION AND CONTROL
PVDD is up before start up, all charge
Start up time, from EN_GATE active high
t
pd,R_GATE-OP
pump caps and regulator caps as in
5
10
ms
to device ready for normal operation
recommended condition
If EN_GATE goes from high to low and
back to high state within quick reset time,
it will only reset all faults and gate driver
back to high state within quick reset time,
it will only reset all faults and gate driver
t
pd,R_GATE-Quick
Maximum low pulse time
10
us
without powering down charge pump,
current amp, and related internal voltage
regulators.
current amp, and related internal voltage
regulators.
t
pd,E-L
Delay, error event to all gates low
200
ns
t
pd,E-FAULT
Delay, error event to FAULT low
200
ns
Junction temperature for resetting over
OTW_CLR
115
°C
temperature warning
Junction temperature for over
OTW_SET/OTSD
temperature warning and resetting over
130
°C
_CLR
temperature shut down
Junction temperature for over
OTSD_SET
150
°C
temperature shut down
(1)
Dead time programming definition: Adjustable delay from GH_x falling edge to GL_X rising edge, and GL_X falling edge to GH_X rising
edge. In 6-PWM input mode, this adjustable value is added to the timing delay between inputs as set by the microcontroller externally.
edge. In 6-PWM input mode, this adjustable value is added to the timing delay between inputs as set by the microcontroller externally.
Copyright © 2011–2013, Texas Instruments Incorporated
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