TLE42694_14 Datasheet, PDF (21/33 Pages) Infineon Technologies AG – Low Dropout Fixed Voltage Regulator

TLE42694
Block Description and Electrical Characteristics
Table 9 Electrical Characteristics Reset Function (cont’d)
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
Reset Adjustment Range¹⁾
Reset Output RO
Symbol
V_RT,range
Min.
3.50
Values
Typ. Max.
–
4.65
Unit
V
Note /
Test Condition
–
Number
P_5.3.3
Reset Output Low Voltage
Reset Output Internal Pull-Up
Resistor to V_Q
Optional Reset Output External
Pull-up Resistor to V_Q
Reset Delay Timing
V_RO,low
–
R_RO
10
R_RO,ext
20
0.1 0.4 V
20 40 kΩ
–
–
kΩ
1 V ≤ V_Q ≤ V_RT
no external R_RO,ext
–
P_5.3.4
P_5.3.5
1 V ≤ V_Q ≤ V_RT ; V_RO ≤ P_5.3.6
0.4 V
Delay Pin Output Voltage
Power On Reset Delay Time
Upper Delay
Switching Threshold
V_D
–
–
5
V
–
trd
17 28 39 ms C_D = 100 nF
V_DU
–
1.8 –
V
–
P_5.3.7
P_5.3.8
P_5.3.9
Lower Delay
Switching Threshold
V_DL
–
0.45 –
V
–
P_5.3.10
Delay Capacitor
Charge Current
I_D,ch
–
6.5 –
µA
V_D= 1 V
P_5.3.11
Delay Capacitor
Reset Discharge Current
I_D,dch
–
70 –
mA V_D= 1 V
P_5.3.12
Delay Capacitor
Discharge Time
t_rr,d
–
1.9 3
µs
Internal Reset Reaction Time
Reset Reaction Time
t_rr,int
–
t_rr,total
–
3
7
µs
4.9 10 µs
1) V_RT is scaled linearly, in case the Reset Switching Threshold is modified
2) parameter not subject to production test; specified by design
Calculated Value:
t_rr,d = C_D*(V_DU - V_DL)/
I_D,dch
C_D = 100 nF
C_D = 0 nF ²⁾
Calculated Value:
t_rr,total = t_rr,int + t_rr,d
C_D = 100 nF
P_5.3.13
P_5.3.14
P_5.3.15
Data Sheet
21
Rev. 1.3, 2014-07-03