Datasheet

TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 7
3
2
1
0
0.1 0.7
4
5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
6
1
I
S(OUT_source)
– Drive Source Current – A
T
J
= 25°C
– Drive Output Voltage – VV
O(OUT_d)
Figure 8
3
2
1
0
0.1 0.7
3.5
4
4.5
1
2.5
1.5
0.5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
I
S(OUT_sink)
– Drive Source Current – A
T
J
= 25°C
– Drive Output Voltage – VV
O(OUT_d)
Figure 9
V
CC
= 4.5 V,
V
CC
= 7 V,
V
CC
= 25 V
1.095
1.085
1.075
–40 –20 25
– Oscillator Output Voltage – V
1.105
1.115
OSCILLATOR OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
1.125
85 125
T
J
– Junction Temperature – °C
V
O(osch)
Figure 10
490
485
480
–40 –20 25
495
500
85 125
V
CC
= 4.5 V,
V
CC
= 7 V,
V
CC
= 25 V
OSCILLATOR OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
T
J
– Junction Temperature – °C
– Oscillator Output Voltage – VV
O(osch)