TLE4275V33 Datasheet, PDF (9/12 Pages) Infineon Technologies AG – Linear Voltage Regulator 3.3 V Fixed Output Voltage

TLE 4275 V33
Block Description and Electrical Characteristics
Table 3 Electrical Characteristics Reset Function
V_I = 13.5 V; -40 °C ≤ T_j ≤ 150 °C (unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Pos. Parameter
Symbol
Limit Values
Unit Conditions / Remarks
Min. Typ. Max.
Output Undervoltage Reset Comperator:
3.3.1
3.3.2
Output Undervoltage Reset V_RT1
Switching Threshold
V_RT2
3.3.3 Output Undervoltage Reset V_RH
Headroom
Reset Output RO:
3.06 3.13 3.2 V
V_I ≥ 4.4 V
V_Q decreasing
2.5 2.9 V_RT1 V
V_I = 0 V
V_Q decreasing
100 130 –
mV Calculated Value: V_Q,nom - V_RT .
V_I ≥ 4.4 V
3.3.4 Reset Output Low Voltage V_RO,low –
0.2 0.4 V
1 V ≤ V_Q ≤ V_RT ;
I_RO = 0.3 mA
3.3.5 Reset Output
I_RO,max
0.3
–
–
mA 1 V ≤ V_Q < V_RT ;
Sink Current Limitation
V_RO = 3.3V
3.3.6 Reset Output External
R_RO
Pull-up Resistor to V_Q
3.3 –
–
kΩ V_RO ≤ 0.4 V at reset condition
3.3.7 Reset Output
Leakage Current
I_RO,leak
–
0
2
µA V_RO = 5 V
Reset Delay Timing:
3.3.8 Upper Delay
Switching Threshold
V_DST,hi
–
1.8 –
V–
3.3.9 Lower Delay
Switching Threshold
V_DST,lo
–
0.6 –
V–
3.3.10 Delay Capacitor
Charge Current
I_D,ch
–
6
–
µA V_D = 1 V
3.3.11 Delay Capacitor
I_DR,dsch
–
Reset Discharge Current
70 –
mA V_D = 1 V
3.3.12
3.3.13
3.3.14
Undervoltage Reset Delay
Time Factor
F_d = t_d / C_D
Power-on Reset Delay
Time Factor
F_d,PWR-ON = t_d,PWR-ON / C_D
Delay Capacitor
Discharge Time
F_d
0.13
F_d,PWR-ON 0.21
t_rr,d
–
3.3.15 Internal Reset Reaction
t_rr,int
–
Time
0.20
0.30
0.7
2
0.27
0.39
2
6.5
ms /
nF
ms /
nF
µs
µs
Calculated Value:
F_d = (V_DST,hi - V_DST,lo) / I_D,ch
C_D ≥ 10 nF ¹⁾
Calculated Value:
F_d = C_D * V_DST,hi / I_D,ch
C_D ≥ 10 nF ¹⁾
Calculated Value:
t_rr,d = C_D*(V_DST,hi - V_DST,lo)/ I_D,dsch
C_D = 47 nF
C_D = 0 nF ²⁾
1) For lower values of C_D, the accuracy given is not guaranteed; see typ. performance graph for details.
2) Parameter not subject to production test; specified by design.
Datasheet
9
Rev. 1.0, 2006-09-22