Datasheet

TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240A – SEPTEMBER 1999 – REVISED MAY 2001
18
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
4.3
4.2
4.1
4
4.4
4.5
4.6
V
I(TRIP)
– Input Voltage Skip Mode – V
T
A
= 125°C
T
A
= 25°C
T
A
= –40°C
4.5 7
CURRENT PROTECTION SOURCE CURRENT
vs
INPUT VOLTAGE SKIP MODE
25
Figure 34
– Current Protection Source Current –I
TRIP
Aµ
C
T
= 10 pF
C
T
= 15 pF
C
T
= 22 pF
C
T
= 33 pF
C
T
= 470 pF
C
T
= 680 pF
400
200
100
0
10 100
500
600
OSCILLATOR FREQUENCY
vs
RESISTOR
700
1000
300
– Oscillator Frequency – kHzf
osc
R
(T)
– Resistor – kΩ
Figure 35