TLE7278-2 Datasheet, PDF (12/25 Pages) Infineon Technologies AG – Low Dropout Voltage Regulator

TLE7278-2
Block Description and Electrical Characteristics
Electrical Characteristics (cont’d)
V_I = 13.5 V, T_j = -40 °C to +150 °C, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
5.2.37 Watchdog activation current
I_{Q,WD_on} –
–
5
mA I_Q increasing
threshold
V_I > V_{I,WD_on} > 6.0 V
for TLE7278-2GV50,
TLE7278-2EV50
V_I > V_{I,WD_on} > 4.5 V
for TLE7278-2GV33,
TLE7278-2GV26
Reset Output RO
5.2.38 Output Voltage Reset Switching V_RT
Threshold
5.2.39
5.2.40
5.2.41 Input Voltage Reset Switching
Threshold
V_{RT_VI}
5.2.42 Reset Hysteresis
V_RH
5.2.43
4.50
3.00
2.35
–
–
–
4.60
3.07
2.38
3.9
45
60
4.70
3.13
2.45
4.0
–
–
V
TLE7278-2GV50,
TLE7278-2EV50
V_Q decreasing
V
TLE7278-2GV33²⁾
V_Q decreasing
V
TLE7278-2GV26²⁾
V_Q decreasing
V
TLE7278-2GV26²⁾
TLE7278-2GV33²⁾
V_Q > V_RT,
V_I decreasing
mV TLE7278-2GV26
mV TLE7278-2GV33
5.2.44
–
90
–
mV TLE7278-2GV50,
TLE7278-2EV50
5.2.45 Maximum Reset Sink Current I_RO
5.2.46
5.2.47
5.2.48 Reset output low voltage
5.2.49 Reset high voltage
V_ROL
V_ROH
1.75 –
–
mA TLE7278-2GV50,
TLE7278-2EV50
V_Q = 4.5 V,
V_RO = 0.25 V
1.3
–
–
mA TLE7278-2GV33
V_Q = 3.0 V,
V_RO = 0.25 V
1.0
–
–
mA TLE7278-2GV26
V_Q = 2.35 V,
V_RO = 0.25 V
–
0.15 0.25 V
V_Q ≥ 1 V;
I_RO < 200 µA
4.5
–
–
V
TLE7278-2GV50,
TLE7278-2EV50
5.2.50 Reset high leakage current
I_ROLK
–
–
1
µA TLE7278-2GV33
TLE7278-2GV26
Data Sheet
12
Rev. 1.2, 2009-04-28