TLE82453-3SA_15 Datasheet, PDF (37/71 Pages) Infineon Technologies AG – 3 Channel High-Side and Low-Side Linear Solenoid Driver IC

9.5
Electrical Characteristics
TLE82453-3SA
Protection Functions
Table 9 Electrical Characteristics: Protection Functions
V_BAT = 8 V to 17 V, V_DDx = 4.75 V to 5.25 V, T_j = -40 °C to +150 °C, all voltages with respect to ground, positive
current flowing into pin
(unless otherwise specified)
Parameter
Symbol
Min.
Values
Unit Note /
Typ. Max.
Test Condition
Number
Overload Protection
Load current limit
|I_{LIM_low}| ¹⁾ 1.8
3
4.2
A
note: operates over P_9.5.1
|I_{LIM_high}| ²⁾ 2.6
4.3
6
range V_{LSUP_UV} <
Load current limit hysteresis |I_{LIM_high}| _- 0.8
1.4
2
|I_{LIM_low}| ³⁾
A
V_LSUP < V_BAT+0.3V, _{P_9.5.6}
V_{DDx_UV} <V_DDx < 5.5V
Overcurrent detection filter
time
T_OCDT
20
–
40
cycles F_SYS cycles
P_9.5.2
Overtemperature Protection
Thermal shut down
T_SD
temperature
Thermal hysteresis
Overvoltage Protection
ΔT_SD
170 –
–
10
190
°C
4)
–
°C
4)
P_9.5.3
P_9.5.4
Overvoltage threshold on
V_{BAT_OV}
40
–
VBAT
44
V
P_9.5.5
1) If this limit is exceeded the OCDT counter starts.
2) This is the quick shutoff limit.
3) This is the difference between the high and low threshold value. It is guaranteed that the high threshold always is higher
than the low threshold.
4) Not subject to production test, specified by design.
Data Sheet
-
37
Rev 1.0, 2015-03-27