Datasheet

Electrical specifications L6743D
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3 Electrical specifications
3.1 Absolute maximum ratings
Table 4. Absolute maximum ratings
3.2 Electrical characteristics
Symbol Parameter Value Unit
V
CC,
V
PVCC
to GND -0.3 to 15 V
V
BOOT
, V
UGATE
to GND
to PHASE
41
15
V
V
PHASE
to GND -8 to 26 V
V
LGATE
to GND -0.3 to VCC + 0.3 V
V
PWM,
V
EN
to GND -0.3 to 7 V
V
CC,
V
PVCC
to GND -0.3 to 15 V
Table 5. Electrical characteristics
(V
CC
= 12 V±15 %, T
j
= 0 °C to 70 °C unless otherwise specified).
Symbol Parameter Test conditions Min. Typ. Max. Unit
Supply current and power-on
I
CC
VCC supply current
UGATE and LGATE = OPEN
BOOT = 12 V
5mA
I
BOOT
BOOT supply current
UGATE = OPEN;
PHASE to GND; BOOT = 12 V
2mA
UVLO
VCC
VCC turn-ON VCC rising 4.1 V
VCC turn-OFF VCC falling 3.5 V
PWM and EN INPUT
PWM
Input high - V
PWM_IH
PWM rising 2 V
Input low - V
PWM_IL
PWM falling 0.8 V
Input leakage
PWM = 3.3 V 270 μA
PWM = 0 V -360 μA
t
hold-off
HiZ hold-off time See Figure 4 150 ns
t
prop_L
Propagation delay See Figure 4
50 75 ns
t
prop_H
30 45 ns
EN
Input high - V
EN_IH
EN rising 2 V
Input low - V
EN_IH
EN falling 0.8 V
Input resistance to GND 15 kΩ
Input leakage EN = 3.3 V 220 μA