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参数资料
| 型号： | FA7738P |
| 厂商： | FUJI ELECTRIC CO LTD |
| 元件分类： | 稳压器 |
| 英文描述： | 5.5 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDIP8 |
| 封装： | DIP-8 |
| 文件页数： | 19/19页 |
| 文件大小： | 484K |
| 代理商： | FA7738P |
9
FA7738N/P
7. Characteristic curves
Timing resistor vs. Oscillation frequency
0
50
100
150
200
250
300
350
400
450
0
20
40
60
80
100
120
140
160
Timing resistor RT [k]
O
sc
ill
at
io
nf
req
ue
nc
yf
os
c［
kH
z
］
Oscillation frequency vs. Supply voltage VCC
105
115
125
135
0
1020
3040
50
Supply voltage Vcc[V]
Os
ci
lla
tio
nf
req
ue
nc
yf
os
c[
ｋ
Hz
]
Soft start time vs.Ambient temperature
0
1
2
3
4
5
6
7
8
9
10
-40
-20
0
20
40
60
80
100
120
140
160
Ambient temperature Ta［℃］
S
oft
st
ar
tti
m
e［
ms
］
Oscillation frequency vs.ambient temperature
110
115
120
125
130
-40
-20
0
20
40
60
80
100
120
140
160
Ambient temperature Ta[℃]
Os
ci
lla
tio
nf
req
ue
nc
yf
os
c[
ｋ
Hz
]
RT=39kΩ
Under voltage lockout vs.Ambient temperature
0
1
2
3
4
5
6
7
8
9
10
-40
-20
0
20
40
60
80
100
120
140
160
Ambient temperature Ta［℃］
V
C
te
rm
in
a
lON
/O
FF
th
re
sh
o
ld
［Ｖ
］
ON threshold voltage
OFF threshold voltage
Delay time of timer latch vs.Ambient temperature
60
70
80
90
100
-40
-20
0
20
40
60
80
100
120
140
160
Ambient temperature Ta［℃］
D
el
ay
ti
m
eo
fti
m
er
la
tch
［ms
］
VCC=10V
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