FAN6920 查看數據表（PDF） - Fairchild Semiconductor
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产品描述 (功能)
生产厂家
FAN6920
Fairchild Semiconductor
FAN6920 Datasheet PDF : 24 Pages
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Electrical Characteristics
VDD=15V, TA=-40°C~105°C (TA=TJ), unless otherwise specified.
Symbol
Parameter
Conditions
VDD Section
VOP
VDD-ON
VDD-PWM-OFF
VDD-OFF
Continuously Operating Voltage
Turn-On Threshold Voltage
PWM Off Threshold Voltage
Turn-Off Threshold Voltage
IDD-ST
Startup Current
VDD = VDD-ON - 0.16V,
Gate Open
IDD-OP
Operating Current
IDD-GREEN
Green-Mode Operating Supply
Current (Average)
IDD-PWM-OFF
Operating Current at PWM-Off
Phase
VDD = 15V,
OPFC, OPWM = 100kHz,
CL-PFC, CL-PWM = 2nF
VDD = 15V,
OPWM = 450Hz,
CL-PWM = 2nF
VDD = VDD-PWM-OFF - 0.5V
VDD-OVP
VDD Over-Voltage Protection
(Auto-Recovery)
tVDD-OVP VDD OVP Debounce Time
HV Startup Current Source Section
VAC = 90V (VDC = 120V),
IHV
Supply Current Drawn from HV Pin VDD = 0V
HV = 500V,
VDD = VDD-OFF +1V
VIN and RANGE Section
VVIN-UVP
Threshold Voltage for AC Input
Under-Voltage Protection
VVIN-RE-UVP
Under-Voltage Protection Reset
Voltage
tVIN-UVP
Under-Voltage Protection
Debounce Time
VVIN-RANGE-H
High VVIN Threshold for RANGE
Comparator
VVIN-RANGE-L
Low VVIN Threshold for RANGE
Comparator
tRANGE
Range-Enable / Disable Debounce
Time
VRANGE-OL
IRANGE-OH
Output Low Voltage of RANGE Pin IO = 1mA
Output High Leakage Current of
RANGE Pin
RANGE = 5V
tON-MAX-PFC PFC Maximum On Time
RMOT = 24k
Min. Typ. Max. Units
25
V
10.5
12.0 13.5
V
6
7
8
V
4
5
6
V
20
30
µA
10
mA
5.5
mA
70
120
170
µA
26.5
27.5 28.5
V
100
150
200
µs
1.3
mA
1.0
µA
0.95
1.00 1.05
V
VVIN-UVP VVIN-UVP VVIN-UVP
+0.15V +0.20V +0.25V
V
70
100
130
ms
2.40
2.45 2.50
V
2.20
2.25 2.30
V
60
90
120
ms
0.5
V
50
nA
22
25
28
µs
Continued on the following page…
© 2010 Fairchild Semiconductor Corporation
FAN6920MR • Rev. 1.0.3
7
www.fairchildsemi.com
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