ISL8010 Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Lista de partido
ISL8010 Datasheet PDF : 12 Pages
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ISL8010
Performance Curves and Waveforms (Continued)
All waveforms are taken at VIN = 3.3V, VO = 1.8V, IO = 600mA with component values shown on page 1 at room ambient temperature, unless
otherwise noted.
0.1
0.0
-0.1
VIN=3.3V IO=0A
VIN=5V IO=0A
-0.2
-0.3
VIN=3.3V IO=600mA
-0.4
-0.5
-0.6
VIN=5V IO=600mA
-0.7
-50
0
50
100
150
TJ (°C)
FIGURE 7. PWM MODE LOAD/LINE REGULATIONS vs
JUNCTION TEMPERATURE
12
10
8
6
4
2
0
2.5
3
3.5
4
4.5
5
VS (V)
FIGURE 8. NO LOAD QUIESCENT CURRENT (PWM MODE)
140
130
VO=1.8V
VO=3.3V
120
110
100 VO=1.5V
90
VO=1.2V VO=1.0V
VO=0.8V
80
70
60
50
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
VS (V)
FIGURE 9. NO LOAD QUIESCENT CURRENT (PFM MODE)
1
VIN
(2V/DIV)
IIN
(0.25A/DIV)
VO
(2V/DIV)
PG
200µs/DIV
FIGURE 10. START-UP AT IO = 600mA
5
2
EN
IIN
(0.25A/DIV)
VO
(2V/DIV)
PG
500µs/DIV
FIGURE 11. ENABLE AND SHUTDOWN
FN6191.0
September 27, 2005
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