L9929 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
L9929 Datasheet PDF : 23 Pages
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L9929
Table 6. Electrical Characteristcs (continued)
( Tj = -40 to +150°C; VS = 5 to 28V)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
Logic inputs
VIH Logic Input Voltage High
IN1, IN2, DI, EN
2.14
V
VIL Logic Input Voltage Low
IN1, IN2, DI, EN
0.86
V
VH Logic Input Voltage Hysteresis
IN1, IN2, DI, EN
0.1
0.6
V
II
Logic Input Current
IN1, IN2, DI
VI ≤ 1V
-200 -125
µA
IEN Logic Input Current EN
VIEN ≥ 1V
100
µA
tdt Detection Time EN, DI
3
4
µs
Power Outputs (OUT1, OUT2)
RS Switch on Resistance LS
ROUT-Vs, VS > 5 V
150 250 mΩ
Switch on Resistance HS
ROUT-GND, VS > 5 V
150 250 mΩ
|IOU|max Switch-off Current (*)
-40 °C < Tj < 165 °C
Tj < 175 °C
7.8
8.6 10.5(tbd) A
2.5
A
ta
Switch-off time
12
17
22
µs
tb
Blanking time
8
11.5 15
µs
ta/tb Tracking
1.3
1.5
1.7
|IOUK| Short circuit detection current (*)
8.9 10.6
-
A
∆|IOUK| Short Circuit Current Trecking (*)
1.3
2.0
-
A
t
Reactivation time after internal Overcurrent- or overtemperature
shut down
shut down to reactivation of the
output stage
200
µs
IL
Leakage Current
Output stage switched off
1
mA
VFD Free-wheel diode forward voltage IO = 3A, VS = 0V
2
V
ISF Output„high“ (SF not set)
VSF = 5V
20
µA
ISF Output„low“ (SF set)
VSF = 0.5V
VSF = 0.8V
350
µA
400
µA
VSF = 1V
400
µA
Timing
f
Maximum PWM Frequency
min. operating time 10µs
Device can not be controlled with
higher frequency (specify in max
ratings?)
2
30
kHz
fS Switching Frequency during
current limitation
f = 1/(ta+tb)
20
50
kHz
tdon Output ON-delay
IN1 --> OUT1 or IN2 --> OUT2
3
7.5
µs
tdoff Output OFF-delay
3
5
µs
tr
Output rise time
tf
Outout fall time
OUT1H--> OUT1L, OUT2H--> OUT2L,
IOUT = 3 A
OUT1L--> OUT1H, OUT2L--> OUT2H
1
5
µs
1
3
µs
tddis Disable Delay Time
DI --> OUTn, En --> OUTn
3
7
µs
tdp Power on Delay Time
VS = on --> output stage active
1
ms
terr Delay time for fault detection
1
6
µs
(*) In case of SC OUTx to gnd resp. to VS the SC switch off current is always higher than the start value of current regulation (∆|IOUK| = |IOUK|
- |IOUmax|
5/23
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