FAN6755 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FAN6755 Datasheet PDF : 16 Pages
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Electrical Characteristics
VDD=15V, TA=25°C, unless otherwise noted.
Symbol
HV Section
Parameter
Conditions
IHV
Supply Current Drawn from HV Pin
VDC=120V, VDD=10µF,
VDD=0V
IHV-LC Leakage Current after Startup
HV=700V, VDD=VDD-
OFF+1V
Oscillator Section
fOSC Frequency in Normal Mode
Center Frequency
Hopping Range
fOSC-G Green-Mode Frequency
tH-OP Hopping Period
fDV
Frequency Variation vs. VDD
Deviation
fDT
Frequency Variation vs.
Temperature Deviation
VDD=11V to 22V
TA=-40 to 85°C
VIN Section
VIN-OFF PWM Turn-Off Threshold Voltage
VIN-ON PWM Turn-On Threshold Voltage
VIN-Protect PWM Protect Threshold Voltage
tVIN-Protect PWM Protect Debounce Time
Current-Sense Section
VTH-P at
VIN=1V
VTH-P at
VIN=3V
tPD
tLEB
tSS
Threshold Voltage for Current Limit VIN=1V
Threshold Voltage for Current Limit VIN=3V
Delay to Output
Leading-Edge Blanking Time
Period During Soft-Start Time
Startup Time
Min. Typ. Max. Units
2.0
3.5
5.0
mA
1
20
µA
62
65
68
KHz
±4.5
±5.2
±5.9
20
23
26
KHz
4.20
5.05
5.90
ms
5
%
5
%
0.66
0.70
0.74
V
VIN-OFF+ VIN-OFF+ VIN-OFF+
V
0.17
0.20
0.23
5.1
5.3
5.5
V
60
100
140
µs
0.80
0.83
0.86
V
0.67
0.70
0.73
V
100
200
ns
240
290
340
ns
4.0
5.5
7.0
ms
© 2009 Fairchild Semiconductor Corporation
FAN6755 • Rev. 1.0.1
Figure 6. VIN vs. VSENSE
6
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