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参数资料
| 型号： | FAN4822IN_NL |
| 厂商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 0.5 A POWER FACTOR CONTROLLER, PDIP14 |
| 封装： | LEAD FREE, PLASTIC, DIP-14 |
| 文件页数： | 5/10页 |
| 文件大小： | 71K |
| 代理商： | FAN4822IN_NL |
FAN4822
PRODUCT SPECIFICATION
4
REV. 1.0.1 8/10/01
Gain Modulator
Gain (Note 2)
IIAC = 100mA, VVRMS = 0V,
VFB = 0V
0.36
0.51
0.66
IIAC = 50mA, VVRMS = 1.2V,
VFB = 0V
1.20
1.72
2.24
IIAC = 100
A, VVRMS = 1.8V,
VFB = 0V
0.55
0.78
1.01
IIAC = 100
A, VVRMS = 3.3V,
VFB = 0V
0.14
0.20
0.26
Bandwidth
IIAC = 250
A
10
MHz
Output Voltage
VFB = 0V, VVRMS = 1.15V, IIAC =
250
A
0.72
0.8
0.9
V
Oscillator
Initial Accuracy
TA = 25°C
74
80
87
kHz
Voltage Stability
VCCZ – 3V < VCC < VCCZ – 0.5V
1
%
Temperature Stability
2
%
Total Variation
Line, temperature
72
89
kHz
Ramp Valley to Peak Voltage
2.5
V
Dead Time
100
300
450
ns
CT Discharge Current
4.5
7.5
9.5
mA
Reference
Output Voltage
TA = 25°C, IREF = 1mA
7.4
7.5
7.6
V
Line Regulation
VCCZ – 3V < VCC < VCCZ – 0.5V
2
10
mV
Load Regulation
1mA < IREF, < 20mA
2
15
mV
Temperature Stability
0.4
%
Total Variation
Line, load, and temperature
7.35
7.65
V
Long Term Stability
Tj = 125°C, 1000 hours
5
25
mV
Short Circuit Current
VCC < VCCZ – 0.5V, VREF = 0V
–15
–40
–100
mA
PFC Comparator
Minimum Duty Cycle
VIEAO > 6.7V
0
%
Maximum Duty Cycle
VIEAO < 1.2V
90
95
%
MOSFET Driver Outputs
Output Low Voltage
IOUT = –20mA
0.4
1.0
V
IOUT = –100mA
1.5
3.5
V
IOUT = –10mA, VCC = 8V
0.8
1.5
V
Output High Voltage
IOUT = 20mA
9.5
10.3
V
IOUT = 100mA
9
10.3
V
Output Rise/Fall Time
CL = 1000pF
40
ns
Undervoltage Lockout
Threshold Voltage
VCCZ –
0.9
VCCZ –
0.6
VCCZ –
0.2
V
Hysteresis
2.4
2.9
3.45
V
Parameter
Conditions
Min.
Typ.
Max.
Units
Electrical Characteristics (Continued)
Unless otherwise specied, RT = 52.3k, CT = 470pF, TA = Operating Temperature Range (Note 1)
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