TLE4271 Datasheet, PDF (8/23 Pages) Siemens Semiconductor Group – 5-V Low-Drop Fixed Voltage Regulator

TLE 4271-2
Characteristics (cont’d)
V_I = 13.5 V; – 40 °C ≤ T_j = ≤ 125 °C; V_INH > V_U,INH (unless otherwise specified)
Parameter
Symbol
Limit Values
Unit Test Condition
min. typ. max.
Reset Generator
Switching threshold V_RT
4.5
Reset high voltage V_ROH
4.5
Saturation voltage V_RO,SAT –
4.65 4.8
–
–
60
–
Saturation voltage V_RO,SAT –
200 400
Reset pull-up
R
18
30
46
Lower reset timing V_LD
threshold
Charge current
I_D
Upper timing
V_UD
threshold
Delay time
t_D
Reset reaction time t_RR
0.2 0.45 0.8
8
14
25
1.4 1.8 2.3
8
13
18
–
–
3
Overvoltage Protection
Turn-off voltage
V_{I, ov}
40
44
46
Inhibit
Turn-on voltage
Turn-off voltage
Inhibit current
V_U,INH
1.0
2.0
3.5
V_L,INH
0.8 1.3 3.3
I_INH
8
12
25
1) _{Test condition not applicable during delay time for power-on reset.}
V–
V–
mV R_intern = 30 kΩ;
1.0 V ≤ V_Q ≤ 4.5 V
mV I_R = 3 mA¹⁾;
V_Q = 4.4 V
KΩ internally connected
to Q
V
V_Q < V_RT
µA V_D = 1.0 V
V–
ms C_D = 100 nF
µs C_D = 100 nF
V–
V
V_Q = high (> 4.5 V)
V
V_Q = low (< 0.8 V)
µA V_INH = 5 V
Data Sheet Rev. 2.4
8
2001-04-04