TLE4299 Datasheet, PDF (10/22 Pages) Infineon Technologies AG – 5-V Low-Drop Fixed Voltage Regulator

TLE 4299
Characteristics (cont’d)
V_I = 13.5 V; T_j = – 40 °C < T_j < 150 °C
Parameter
Symbol Limit Values Unit Measuring Condition
min. typ. max.
Reset Generator
Switching threshold
Reset pull up
Reset low voltage
V_rt
4.50 4.60 4.80 V
R_RO
10 20 40 kW
V_R
– 0.17 0.40 V
External reset pull up
V_{R ext}
5.6 –
–
kW
Delay switching threshold V_DT
1.5 1.85 2.2 V
Switching threshold
V_ST
0.40 0.50 0.60 V
Reset delay low voltage V_D
– – 0.1 V
Charge current
I_ch
4.0 8.0 12.0 mA
Reset delay time
t_d
17 28 35 ms
Reset reaction time
t_rr
0.5 1.2 3.0 ms
Reset adjust switching
threshold
V_{RADJ TH} 1.26 1.36 1.44 V
–
–
V_Q < 4.5 V; internal R_RO;
I_R = 1 mA
Pull up resistor to Q
–
–
V_Q < V_RT
V_D = 1 V
C_D = 100 nF
C_D = 100 nF
V_Q > 3.5 V
Input Voltage Sense
Sense threshold high
Sense threshold low
Sense input switching
hysteresis
V_{SI high} 1.34 1.45 1.54 V –
V_{SI low} 1.26 1.36 1.44 V –
V_{SI HYST} 50 90 130 mV V_{SI HYST} = V_{SI high} – V_{SI low}
Sense output low voltage V_{SO low}
External SO pull up
resistor
R_{SO ext}
– 0.1 0.4
5.6 – –
V V_SI < 1.20 V; V_i > 4.2 V;
I_SO = 0
kW –
Sense pull up
R_SO
10
Sense input current
I_SI
–1
Sense high reaction time t_{pd SO LH} –
Sense low reaction time t_{pd SO HL} –
20 40
0.1 1
2.4 2.9
1.7 2.1
kW –
mA –
ms –
ms –
Data Sheet Rev. 1.0
10
2002-01-17