FAN5331 Fairchild Semiconductor, FAN5331 Datasheet - Page 5

• Manufacturer Part Number: FAN5331
• Description: The FAN5331 is a general purpose, fixed-frequency boost converter designed to operate at high switching frequencies in order to minimize switching noise measured at the battery terminal of hand-held communications equipment
• Manufacturer: Fairchild Semiconductor

FAN5331 Rev. 1.0.1
Typical Performance Characteristics
T
A
= 25°C, Test Circuit Figure 3, unless otherwise noted.
V
V
Inductor Current= 0mA
R
IN
OUT
L
= 300
= 3V
= 15V
Load Transient Response
Startup After Enable
Time (20 s/div)
Time (200 s/div)
T
V
I
OUT
r
OUT
= T
= 0 to 35mA
f
= 15V
< 1 S
(Contd.)
5
T
V
I
OUT
r
OUT
= T
= 30mA
f
= 15V
= 10 S
V
IN
Output Power Spectral Density
= 3.2V
Line Transient Response
Time (100 s/div)
V
IN
= 4.2V
V
I
OUT
IN
www.fairchildsemi.com
= 3.6V
= 35mA
+0.6V
-0.6V