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FAN6921MLMY 데이터시트(PDF) 8 Page - Fairchild Semiconductor

부품명 FAN6921MLMY
상세설명  Integrated Critical Mode PFC/Quasi-Resonant Current Mode PWM Controller
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제조업체  FAIRCHILD [Fairchild Semiconductor]
홈페이지  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

FAN6921MLMY 데이터시트(HTML) 8 Page - Fairchild Semiconductor

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© 2010 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN6921ML • Rev. 1.0.1
8
Electrical Characteristics (Continued)
VDD=15V, TA=-40~105°C (TA=TJ), unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
PFC Stage
Voltage Error Amplifier Section
Gm
Transconductance
(4)
100
125
150
µmho
VREF
Feedback Comparator Reference Voltage
2.465
2.500
2.535
V
VINV-H
Clamp High Feedback Voltage
RANGE=Open
2.70
2.75
2.80
V
RANGE=Ground
2.60
2.65
2.70
V
VRATIO
Clamp High Output Voltage Ratio
VINVH / VREF,
RANGE=Open
1.06
1.14
VINVH / VREF,
RANGE=Ground
1.04
1.08
VINV-L
Clamp Low Feedback Voltage
2.25
2.30
2.35
V
VINV-OVP
Over Voltage Protection for INV
Input
RANGE=Open
2.90
2.95
V
RANGE=Ground
2.75
2.80
V
tINV-OVP
Over-Voltage Protection Debounce Time
50
70
90
µs
VINV-UVP
Under-Voltage Protection for INV Input
0.35
0.45
0.55
V
tINV-UVP
Under Voltage Protection Debounce Time
50
70
90
µs
VINV-FB-Latch
INV Threshold Voltage for Blocking FB latch
0.7
0.8
0.9
V
VINV-BO
PWM and PFC Off Threshold for Brownout Protection
1.15
1.20
1.25
V
VINV-BO2
PWM Off Threshold Voltage for Brownout Protection,
PFC Off
0.7
0.8
0.9
V
VCOMP
Comparator Output High Voltage
4.8
6.0
V
VOZ
Zero Duty Cycle Voltage on COMP Pin
1.15
1.25
1.35
V
ICOMP
Comparator Output Source
Current
VINV=2.3V, VCOMP=1.5
15
25
35
µA
VINV=1.5V
0.50
0.75
1.00
mA
Comparator Output Sink Current
RANGE=Open,
VINV=2.75V, VCOMP=5
20
30
40
µA
RANGE=Ground,
VINV=2.65V, VCOMP=5
20
30
40
µA
PFC Current Sense Section
VCSPFC
Threshold Voltage for Peak
Current Cycle-by-Cycle Limit
VCOMP=5V
0.60
V
tPD
Propagation Delay
110
200
ns
tBNK
Leading-Edge Blanking Time
110
180
250
ns
AV
CSPFC Compensation Ratio for THD
0.90
0.95
1.00
Continued on the following page…


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