EL7536
Performance Curves and Waveforms (Continued)
All waveforms are taken at VIN=3.3V, VO=1.8V, IO=1A with component values shown on page 1 at room ambient temperature, unless otherwise
noted.
VIN
(1V/d)
VIN
(2V/d)
IIN
(0.5A/d)
VO
(1V/d)
VO
(2V/d)
POR
(2V/d)
0.5ms/d
FIGURE 7. START-UP 1
50ms/d
FIGURE 8. START-UP 2
VIN
(2V/d)
VO
(2V/d)
50ms/d
FIGURE 9. POR FUNCTION
RSI
(2V/d)
POR
(2V/d)
0.75A
IO
0.25A
∆VO
20mV/d
0.2ms/d
FIGURE 10. TRANSIENT RESPONSE
∆VIN
iL
VLX
∆VO
1µs/d
FIGURE 11. STEADY-STATE
100mV/d
0.5A/d
2V/d
10mV/d
5
FN7396.5
August 10, 2005