参数资料
型号: FAN5361UMP123X
厂商: FAIRCHILD SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 1.25 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, PDSO6
封装: 2 X 2 MM, MO-229VCCC, UMLP-6
文件页数: 16/18页
文件大小: 1326K
代理商: FAN5361UMP123X
2008 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN5361 Rev. 1.1.1
7
FAN5361
6MHz,
6
00mA
/750mA
Synchronous
Buck
Regul
ator
Typical Performance Characteristics (Continued)
Unless otherwise noted, VIN = VEN = 3.6V, VMODE = 0V (AUTO Mode), VOUT = 1.82V, TA = 25°C.
Always PFM
The switching mode changes
at these borders
Always PWM
0
50
100
150
200
250
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Input Voltage(V)
L
o
ad
C
u
rr
en
t
(m
A
)
PFM border
PWM border
30
32
34
36
38
40
42
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN Input Voltage (V)
Q
u
iescen
tC
u
rr
en
t
(
A)
VEN=VIN
VEN=1.8V
Figure 17. 1.233VOUT PFM / PWM Boundaries
Figure 18. Quiescent Current vs. Input Voltage
0.00
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
-40
-20
0
2040
6080
Ambient Temperature (°C)
S
upp
ly
C
u
rr
e
nt
(
A
)
VIN=5.5V
VEN=0V
Figure 19. Shutdown Current vs. Temperature
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