| POWER SUPPLIES |
| I(VM) |
VM operating supply current |
VM = 24 V |
|
3 |
|
mA |
| V(UVLO) |
VM undervoltage lockout voltage |
VM rising |
|
|
8.2 |
V |
| LOGIC-LEVEL INPUTS (DIN, CLK, LATCH, ENABLE) |
| VIL |
Input low voltage |
|
0 |
|
0.7 |
V |
| VIH |
Input high voltage |
|
1.5 |
|
5.3 |
V |
| VHYS |
Input hysteresis |
|
100 |
|
|
mV |
| IIL |
Input low current |
VIN = 0 |
–20 |
|
20 |
µA |
| IIH |
Input high current |
VIN = 3.3 V |
|
|
100 |
µA |
| RPD |
Input pulldown resistance |
|
|
100 |
|
kΩ |
| nFAULT, DOUT OUTPUTS (OPEN-DRAIN OUTPUTS) |
| VOL |
Output low voltage |
IO = 5 mA |
|
|
0.5 |
V |
| IOH |
Output high leakage current |
VO = 3.3 V, nFAULT |
–1 |
|
1 |
µA |
| RPU |
Input pullup resistance |
DOUT only (Pull up to internal 5.7 V) |
|
1.4 |
|
kΩ |
| LOW-SIDE FET DRIVERS |
| Rds(on) |
FET on resistance |
VM = 24 V, IO = 150 mA, TJ = 25°C |
|
1.5 |
|
Ω |
| VM = 24 V, IO = 150 mA, TJ = 85°C |
|
1.8 |
|
| IOFF |
Off-state leakage current |
VM = 24 V, TJ = 25°C |
0 |
30 |
|
µA |
| HIGH-SIDE FREE-WHEELING DIODES |
| VF |
Diode forward voltage |
VM = 2 4V, IO = 150 mA, TJ = 25°C |
|
0.9 |
|
V |
| PROTECTION CIRCUITS |
| IOCP |
Overcurrent protection trip level |
Each channel separately monitored |
|
620 |
|
mA |
| IOL |
Open load detect pull-down current |
Each channel separately monitored |
|
30 |
|
µA |
| VOL |
Open load detect threshold voltage |
Each channel separately monitored |
|
1.2 |
|
V |
| TTSD |
Thermal shutdown temperature |
Die temperature |
150 |
160 |
180 |
°C |
| THYS |
Thermal shutdown hysteresis |
Die temperature |
|
35 |
|
°C |
| PWM CHOPPING FREQUENCY |
| fPWM |
PWM chopping frequency |
Duty cycle is > 25% |
45 |
50 |
55 |
kHz |
| Duty cycle is 25% |
22 |
25 |
28 |
| Duty cycle is 12.5% |
11 |
12.5 |
14 |