2009 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN5362 Rev. 1.0.2
7
FAN5362
—
3MHz,
5
00mA
/
750mA
Synchronous
Buck
Regul
ator
Typical Characteristics
Unless otherwise noted, VIN=VEN=3.6V,VMODE=0 (AUTO), VOUT=2.9V, COUT=10F, and TA=25°C.
VIN
VOUT
IL
EN
VOUT
IL
Figure 16. Startup Ramping VIN=VEN with 500mA Load,
1ms/div.
Figure 17. Startup and Shutdown through VEN
with 500mA Load, 50s/div.
VIN
VOUT
IL
ILOAD
VOUT
IL
Figure 18. Line Transient at VIN=3.2V to 4.2V,
300mA Load, tRISE=tFALL=10s, 20s/div.
Figure 19. Load Transient 0mA to 150mA, VIN=3.6V,
tRISE=tFALL=100ns, 5s/div.
ILOAD
VOUT
IL
ILOAD
VOUT
IL
Figure 20. Load Transient 50mA to 250mA, VIN=3.6V,
tRISE=tFALL=100ns, 5s/div.
Figure 21. Load Transient 150mA to 400mA, VIN=3.6V,
tRISE=tFALL=100ns, 5s/div.