Datasheet

TPS5602
DUAL, FAST, HIGH EFFICIENCY CONTROLLER FOR DSP POWER
SLVS217 – JUNE 1999
17
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
Figure 20
1.8-V OUTPUT LINE REGULATION
1.775
1.78
1.785
1.79
1.795
1.8
1.805
4.5 5 7 9 11 13 15 17 19 21 23 25
V
I
– Input Voltage – V
– Output Voltage – VV
O
Figure 21
50 mV/div
∆V = 48 mV
V
I
= 5 V
5 µs/div
OUTPUT VOLTAGE RIPPLE
Figure 22
3.3 V
200 ms
1.8 V
1 V/div
V
I
= 5 V
100 ms/div
POWER-UP SEQUENCING
Figure 23
3.3 V
1.8 V
1 ms/div
1 V/div
POWER-DOWN SEQUENCING