DRV8850_16 Datasheet, PDF (7/30 Pages) Texas Instruments – Low-Voltage H-Bridge IC with LDO Voltage Regulator

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DRV8850
SLVSCC0B – NOVEMBER 2013 – REVISED DECEMBER 2015
6.6 Timing Requirements
T_A = 25°C, VCC = 4.2 V, RL = 2 Ω⁽¹⁾
t_R, t_F
t_DELAY
t_DEAD
Rise and fall time
(measured at OUTx)
RSR connected to GND
RSR = 24 kΩ
RSR = 2.4 MΩ
Propagation delay
RSR connected to GND
(measured as time between
input edge to output
RSR = 24 kΩ
change)
RSR = 2.4 MΩ
Low-side slow decay
LS OFF to HS ON
RSR short to GND
RSR = 24 kΩ
RSR = 2.4 MΩ
Dead time (measured as
time OUTx FET is Hi-Z)
Low-side slow decay
HS OFF to LS ON
High-side slow decay
or fast decay
HS OFF to LS ON
RSR short to GND
RSR = 24 kΩ
RSR = 2.4 MΩ
RSR short to GND
RSR = 24 kΩ
RSR = 2.4 MΩ
High-side slow decay
or fast decay
LS OFF to HS ON
RSR short to GND
RSR = 24 kΩ
RSR = 2.4 MΩ
(1) Rise and fall time measured from 10 to 90% V_CC
MIN
NOM
MAX
UNIT
70
ns
0.7
µs
70
µs
500
ns
750
ns
50
µs
400
ns
2.6
µs
110
µs
400
ns
2.6
µs
110
µs
400
ns
2.6
µs
110
µs
600
ns
3.9
µs
165
µs
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