TLE4263-2ES Datasheet, PDF (13/22 Pages) Infineon Technologies AG – 5-V Low Dropout Voltage Regulator

TLE4263-2ES
Electrical Characteristics
5.7
Reset Function
Electrical Characteristics Reset Function
V_I = 13.5 V, -40 °C ≤ T_j ≤ 150 °C, V_INH > 3.6 V; all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Output Undervoltage Reset
5.7.1
Default Output Undervoltage Reset V_Q,rt
Switching Thresholds
4.5
4.65 4.8
V
V_Q decreasing
Output Undervoltage Reset Threshold Adjustment
5.7.2 Reset Adjust
Switching Threshold
5.7.3 Reset Adjustment Range¹⁾
Reset Output RO
V_RADJ,th 1.26 1.36 1.44 V
V_RT,range 3.50
–
4.65 V
3.5 V ≤ V_Q < 5 V
–
5.7.4 Reset Output Low Voltage
Reset Delay Timing
V_RO,low
–
0.1
0.4
V
I_RO = 1 mA
5.7.5
5.7.6
5.7.7
Power On Reset Delay Time
Saturation Voltage
Upper Delay
Switching Threshold
t_rd
V_D,sat
V_DU
1.3
2.8
4.1
ms C_D = 100 nF
–
50
110
mV
V_Q < V_R,th
1.40 1.70 2.20 V
–
5.7.8 Lower Delay
Switching Threshold
V_DRL
0.20 0.35 0.59 V
–
5.7.9 Delay Capacitor
Charge Current
I_D,ch
40
60
88
µA –
5.7.10 Reset Reaction Time
t_rr
0.5
1.2
4
1) V_RT is scaled linearly, in case the Reset Switching Threshold is modified
µs
C_D = 100 nF
Note: The reset output is low within the range V_Q = 1 V to V_Q,rt
Data Sheet
13
Rev. 1.0, 2008-04-21