TLE42754_14 Datasheet, PDF (19/29 Pages) Infineon Technologies AG – Very low Current Consumption

TLE42754
Block Description and Electrical Characteristics
Table 6 Electrical Characteristics Reset Function
V_I = 13.5 V, -40 °C ≤ T_j ≤ 150 °C, all voltages with respect to ground, positive current flowing into pin (unless
otherwise specified)
Parameter
Symbol
Values
Unit Note / Test Condition Number
Min. Typ. Max.
Output Undervoltage Reset
Output Undervoltage Reset V_RT
Switching Thresholds
4.5
4.65 4.8
V
V_Q decreasing
P_5.3.1
Reset Output RO
Reset Output Low Voltage V_RO,low –
0.2
0.4
V
1 V ≤ V_Q ≤ V_RT ;
I_RO = 0.2 mA
Reset Output
I_RO,max
0.2
–
–
mA 1 V ≤ V_Q ≤ V_RT ;
Sink Current Capability
V_RO = 5 V
Reset Output
Leakage Current
I_RO,leak
–
0
10
µA
V_RO = 5 V
P_5.3.2
P_5.3.3
P_5.3.4
Reset Output External
R_RO
5
–
–
kΩ
1 V ≤ V_Q ≤ V_RT ;
Pull-up Resistor to V_Q
V_RO ≤ 0.4 V
Reset Delay Timing
P_5.3.5
Power On Reset Delay Time t_rd
Upper Delay
V_DU
Switching Threshold
10
16
22
ms C_D = 47 nF
–
1.8
–
V
–
P_5.3.6
P_5.3.7
Lower Delay
Switching Threshold
V_DRL
–
0.65 –
V
–
P_5.3.8
Delay Capacitor
Charge Current
I_D,ch
–
5.5
–
µA
V_D = 1 V
P_5.3.9
Delay Capacitor
I_D,dch
–
Reset Discharge Current
100 –
mA V_D = 1 V
P_5.3.10
Delay Capacitor
Discharge Time
t_rr,d
–
Internal Reset Reaction
t_rr,int
–
Time
0.5
1
4
7
µs
Calculated Value:
P_5.3.11
t_rr,d = C_D*(V_DU - V_DRL)/
I_D,dch
C_D = 47 nF
µs
C_D = 0 nF¹⁾
P_5.3.12
Reset Reaction Time
t_rr,total
–
4.5
8
1) parameter not subject to production test; specified by design
µs
Calculated Value:
t_rr,total = t_rr,int + t_rr,d
C_D= 47 nF
P_5.3.13
Data Sheet
19
Rev. 1.2, 2014-07-03