参数资料
型号: FA3675F
元件分类: 稳压器
英文描述: 0.2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQFP48
封装: LQFP-48
文件页数: 6/8页
文件大小: 108K
代理商: FA3675F
FA3675F
127
s Characteristic curves (Ta = 25
°C)
Oscillation frequency (fOSC) vs.
timing resistor resistance (RT)
ambient temperature (Ta)
Output duty cycle vs. CS terminal voltage (VCS)
Output duty cycle vs. FB terminal voltage (VFB)
Reference voltage (VREF) vs ambient temperatare (Ta)
Supply current (Icc) vs supply voltage (Vcc)
C
T=29pF
56pF
100pF
500pF
10
100
10
100
1000
RT [k
]
fOSC
[kHz]
Ta [
°C]
fosc
[kHz]
420
440
460
480
500
520
400
0
20
40
60
80
100
20
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Vcs [V]
0
10
20
30
40
50
60
70
80
90
100
Output
duty
cycle
[%]
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
VFB [V]
0
10
20
30
40
50
60
70
80
90
100
Output
duty
cycle
[%]
V
REF
[V]
0.96
0.98
1
1.02
1.04
1.06
Ta [
°C]
0
20
40
60
80
100
20
0
5
10
15
20
CT=100pF, RT=10k
0
1
2
3
4
5
6
7
8
9
10
Vcc [V]
Icc
[mA]
Duty
cycle
60%
Duty cycle 0%
Duty cycle 100%
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