Datasheet

TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 15
V
CC
= 4.5 V,
V
CC
= 7 V
V
CC
= 25 V
V
CC
= 25 V
V
CC
= 7 V
V
CC
= 4.5 V
1.5
1
0.5
0
–45 –25 25
– Standby Switch Threshold Voltage – V
2
STANDBY SWITCH THRESHOLD VOLTAGE
vs
JUNCTION TEMPERATURE
2.5
95 135
V
IH,
V
IL
T
J
– Junction Temperature – °C
Figure 16
T
J
= 125°C
T
J
= –40°C
T
J
= 25°C
4.7
4.6
4.4
4.2
010
– VREF5 Output Voltage – V
4.9
5.1
VREF5 OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
5.2
20
5
4.8
4.5
4.3
V
O
V
CC
– Supply Voltage – V
Figure 17
I
O
– Output Current – mA
T
J
= 125°C
T
J
= 25°C
T
J
= –40°C
3
2
1
0
0 –10 –20 –30 –40
– VREF5 Output Voltage – V
4
5
VREF5 OUTPUT VOLTAGE
vs
OUTPUT CURRENT
6
–50 –60 –70
V
O
Figure 18
V
CC
= 25 V
V
CC
= 7 V
V
CC
= 4.5 V
–40
–20
0
–40 –20 25
– VREF5 Short Current – mA
–60
–80
VREF5 SHORT CURRENT
vs
JUNCTION TEMPERATURE
–100
85 125
I
OS
T
J
– Junction Temperature – °C