TLE4473GV55-2 Datasheet, PDF (10/16 Pages) Infineon Technologies AG – Dual Low Drop Voltage Regulator

TLE 4473 GV55-2
Table 4
Electrical Characteristics (cont’d)
V_I1 = 13.5 V; V_INH1 = V_INH2 = 5 V; -40 °C < T_j < 150 °C; unless otherwise specified
Parameter
Symbol
Limit Values Unit Test Condition
Min. Typ. Max.
Inhibit Input INH2
Turn-on Voltage
Turn-off Voltage
H-input current
V_{INH2 ON} –
–
2.3 V V_Q2 on
V_{INH2 OFF} 0.65 –
–
V V_Q2 off
I_{INH2 ON} -1
3.2 6
µA V_INH2 = 5.0 V (see
Page 13)
L-input current
I_{INH2 OFF} -1
Watchdog and Reset Timing D2
0.1 1
µA 0 V < V_INH2 < 0.8 V
Charge current
Discharge current
Upper timing
threshold
I_DC2
I_DD2
V_DU2
6.5 9.0 12.5 µA V_D2 = 1 V
2.0 3.5 5.0 µA V_D2 = 1 V
1.5 1.85 2.4 V –
Lower timing
threshold
V_DL2
0.3 0.4 0.5 V –
Saturation Voltage V_D2,SAT –
–
100 mV V_Q2 < V_RT2
Watchdog trigger
time
T_WI,tr
34 42 51 ms C_D2 = 100 nF
Reset delay time
Reset reaction time
Reset Output RO2
T_RD2
T_rr
15 20 25 ms C_D2 = 100 nF
–
–
5.0 µs C_D2 = 100 nF
Reset switching
threshold
Reset threshold
headroom
V_RT2
4.5
V_RT2/V_Q2 90
V_R2HEAD 200
4.65 4.8
93 96
350 500
V–
%–
mV V_Q2 - V_RT2
Reset output
sink current
Reset output
low voltage
Reset high voltage
I_RO2
V_RO2L
V_RO2H
1.6 –
–
mA V_Q2 = 5 V, V_D2 = 0 V;
V_RO2 = 0.3 V
–
0.15 0.3 V V_Q2 ≥ 1 V;
I_RO2 = 1 mA
4.5 –
–
V
R_RO2,ext = 4.7 kΩ
Target Data Sheet
10
Rev. 0.2, 2005-07-26