Datasheet

TLE 6389
Datasheet Rev. 2.1 12 2007-08-13
Buck Controller
4.14 Output voltage V
VOUT
4.85 5.00 5.15 V TLE6389-2 GV50,
TLE6389-3
GV50;
V
VS
=13.5V& 48V;
PWM mode
I
OUT
= 0.5 to 2A;
R
SENSE
= 22mΩ;
R
M1
= 0.25Ω;
R
L1
= 0.1Ω;
4.15 4.75 5.00 5.25 V TLE6389-2 GV50,
TLE6389-3
GV50;
V
VS
= 24V;PFM;
I
OUT
= 15mA;
R
SENSE
= 22mΩ;
R
M1
= 0.25Ω;
R
L1
= 0.1Ω;
4.16 3.8 V TLE6389-3 GV50;
V
VS
decreasing
from 5.8V to 4.2V;
I
LOAD
= 0mA to
500mA;
R
SENSE
= 22mΩ;
R
M1
= 0.4Ω;
R
L1
= 0.1Ω;
4.17 FB threshold
voltage
V
FB, th
1.225 1.25 1.275 V TLE6389-2 GV
4.18 Output voltage V
VOUT
9.7 10.0 10.3 V TLE6389-2 GV;
Calibrated divider,
see section 7.3;
V
VS
= 13.5V & 48V;
I
OUT
= 0.5 to 2A;
PWM Mode;
R
SENSE
= 22mΩ;
R
M1
= 0.25Ω;
R
L1
= 0.1Ω;
4 Electrical Characteristics (cont’d)
5V < V
VS
< 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.