Datasheet

TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
10
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 3
550
500
400
300
–40 –20 25
– Quiescent Current –
600
650
QUIESCENT CURRENT
vs
JUNCTION TEMPERATURE
700
85 125
450
350
I
CC
Aµ
T
J
– Junction Temperature – °C
V
CC
= 25 V
V
CC
= 7 V
V
CC
= 4.5 V
Figure 4
30
20
15
0
–40 –20 25
40
45
50
85 125
35
25
10
5
– Quiescent Current –
QUIESCENT CURRENT
vs
JUNCTION TEMPERATURE
I
CC
Aµ
T
J
– Junction Temperature – °C
V
CC
= 25 V
V
CC
= 7 V
V
CC
= 4.5 V
Figure 5
4
3.5
3
0.1 0.7
4.5
5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
5.5
1
I
S(OUT_source)
– Drive Source Current – A
V
CC
= 7 V,
T
J
= 25°C
– Drive Output Voltage – VV
O(OUT_u)
Figure 6
1.5
1
0.5
0
0.1 0.7
2
2.5
DRIVE OUTPUT VOLTAGE
vs
DRIVE SOURCE CURRENT
3
1
I
S(OUT_sink)
– Drive Source Current – A
V
CC
= 7 V,
T
J
= 25°C
– Drive Output Voltage – VV
O(OUT_u)