TLE6389 Datasheet, PDF (14/23 Pages) Infineon Technologies AG – Step-Down DC/DC Controller

TLE 6389
3
Electrical Characteristics (cont’d)
5V< V_S <48V; - 40°C< T_j <150°C;
all voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified
Item Parameter
Symbol Limit Values Unit Test Condition
min. typ. max.
3.0.64 L-level input current I_ENABLE,O
FF
2 µA
SI_GND Input
3.0.65 Switch ON
R_SW
resistance
100
Ω T_j=25°C;
I_{SI_GND} = TBDuA
Battery Voltage Sense
3.0.66 Sense threshold
high to low
3.0.67 Sense threshold
hysteresis
3.0.68 S ense out pull up
V_{si, high}
V_{si, hys}
R_SO
3.0.69 Sense out output
High voltage
3.0.70 Sense out output
Low voltage
V_SOH
V_SOL
3.0.71
3.0.72 Sense input current I_SI
1.13 1.25 1.37 V
– 100 – mV –
10 20 40 kΩ 3.3V and 5V
Versions;
Internally
connected to
V_OUT
0.8*
V_OUT
V
I_SOH=0mA
0.2 0.4 V
I_SOL=1mA;
2.5V < V_OUT;
V_SI < 1.13 V
0.2 0.4 V
I_SOL=0.2mA;
1V <V_OUT <2.5V;
V_SI < 1.13 V
– 1 0.1 1 µA –
Thermal Shutdown
Target Datasheet Rev. 1.7
14
2001-09-17