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參數(shù)資料
| 型號： | FAN4822 |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | ZVS Average Current PFC Controller |
| 中文描述： | 零電壓平均電流PFC控制器 |
| 文件頁數(shù)： | 4/10頁 |
| 文件大小： | 71K |
| 代理商： | FAN4822 |
FAN4822
PRODUCT SPECIFICATION
4
REV. 1.0.1 8/10/01
Gain Modulator
Gain (Note 2)
I
V
I
IAC
V
FB
I
IAC
V
FB
I
IAC
V
FB
I
IAC
V
FB
250
IAC
FB
= 100mA, V
= 0V
= 50mA, V
= 0V
= 100
= 0V
= 100
= 0V
= 250
= 0V, V
μ
A
VRMS
= 0V,
0.36
0.51
0.66
VRMS
= 1.2V,
1.20
1.72
2.24
μ
A, V
VRMS
= 1.8V,
0.55
0.78
1.01
μ
A, V
VRMS
= 3.3V,
0.14
0.20
0.26
Bandwidth
Output Voltage
μ
A
10
0.8
MHz
V
VRMS
= 1.15V, I
IAC
=
0.72
0.9
Oscillator
Initial Accuracy
Voltage Stability
Temperature Stability
Total Variation
Ramp Valley to Peak Voltage
Dead Time
C
T
Discharge Current
Reference
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
Total Variation
Long Term Stability
Short Circuit Current
PFC Comparator
Minimum Duty Cycle
Maximum Duty Cycle
MOSFET Driver Outputs
Output Low Voltage
T
V
A
= 25
°
C
–
3V < V
74
80
1
2
87
kHz
%
%
kHz
V
ns
mA
CCZ
CC
< V
CCZ
–
0.5V
Line, temperature
72
89
2.5
300
7.5
100
4.5
450
9.5
T
V
1mA < I
A
= 25
°
C, I
–
3V < V
REF
= 1mA
< V
7.4
7.5
2
2
0.4
7.6
10
15
V
mV
mV
%
V
mV
mA
CCZ
CC
CCZ
–
0.5V
REF
, < 20mA
Line, load, and temperature
T
j
= 125
°
C, 1000 hours
V
CC
< V
CCZ
–
0.5V, V
7.35
7.65
25
–
100
5
REF
= 0V
–
15
–
40
V
V
IEAO
> 6.7V
< 1.2V
0
%
%
IEAO
90
95
I
I
I
I
I
C
OUT
=
–
20mA
=
–
100mA
=
–
10mA, V
= 20mA
= 100mA
= 1000pF
0.4
1.5
0.8
10.3
10.3
40
1.0
3.5
1.5
V
V
V
V
V
ns
OUT
OUT
CC
= 8V
Output High Voltage
OUT
9.5
9
OUT
Output Rise/Fall Time
Undervoltage Lockout
Threshold Voltage
L
V
CCZ
–
0.9
2.4
V
CCZ
–
0.6
2.9
V
CCZ
–
0.2
3.45
V
Hysteresis
V
Parameter
Conditions
Min.
Typ.
Max.
Units
Electrical Characteristics
(Continued)
Unless otherwise specified, R
T
= 52.3k
, C
T
= 470pF, T
A
= Operating Temperature Range (Note 1)
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| FAN4822IN | 功能描述:功率因數(shù)校正 IC PFC Controller RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
| FAN4822IN_Q | 功能描述:功率因數(shù)校正 IC PFC Controller RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
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