TLE6389 Datasheet, PDF (9/23 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.
3.0.12 Supply current into I_S
VS
3.0.13
3.0.14 FB current
I_FB
50 µA V_S = 13.5 V;
I_OUT = 0 mA;
T_J = 25 °C;
80 µA V_S = 42 V;
I_OUT = 0 mA;
T_J = 25 °C;
50 µA V_OUT = 5 V;
T_J = 25 °C;
Current Consumption TLE6389-33-1
3.0.15 Supply current into I_S
VS
3.0.16
3.0.17 FB current
I_FB
80 µA
110 µA
15 µA
V_S = 13.5 V;
I_OUT = 0 mA;
T_J = 25 °C;
V_S = 42 V;
I_OUT = 0 mA;
T_J = 25 °C;
V_OUT = 3.3 V;
T_J = 25 °C;
Buck-Controller
3.0.18 Output voltage
V_OUT
4.85 5
5.15 V
5V Versions;
V_S = 5.8 V to
48V; I_OUT =
TBDmA to 2A
(PWM Mode);
R_SENSE = 0.05Ω;
R_M1 = 0.25Ω;R_L1
= 0.1Ω;
Target Datasheet Rev. 1.7
9
2001-09-17