FAN6753 Datasheet, PDF (5/12 Pages) Fairchild Semiconductor – Highly Integrated Green-Mode PWM Controller

Electrical Characteristics
VDD=15V and TA=25°C unless otherwise noted.
Symbol
Parameter
Conditions
VDD Section
VOP
Continuously Operating Voltage
VDD-ON Start Threshold Voltage
VDD-OFF Minimum Operating Voltage
IDD-ST Startup Current
VDD-ON – 0.16V
IDD-OP Operating Supply Current
VDD=15V, GATE Open
IDD-OLP Internal Sink Current
VTH-OLP+0.1V
VTH-OLP IDD-OLP Off Voltage
VDD-OVP VDD Over-Voltage Protection
tD-VDDOVP VDD Over-Voltage Protection Debounce Time
HV Section
IHV
Supply Current Drawn from HV Pin
IHV-LC Leakage Current after Startup
Oscillator Section
VAC=90V (VDC=120V),
VDD=0V
HV=500V,
VDD=VDD-OFF+1V
Min. Typ. Max. Units
22
V
14.5 15.5 16.5 V
8.5 9.5 10.5 V
30 µA
2.7 3.7 mA
30 60 90 µA
6.5 7.5 8.0 V
25 26 27
V
75 125 200 µs
2.0 3.5 5.0 mA
1
20 µA
fOSC
Frequency in Nominal Mode
Center Frequency
Hopping Range
62 65 68
KHz
±3.7 ±4.2 ±4.7
tH-OP
fOSC-G
fDV
fDT
Hopping Period
Green-Mode Frequency
Frequency Variation vs. VDD Deviation
Frequency Variation vs. Temperature
Deviation
PWM Frequency
VDD=11V to 22V
TA=-20 to 85°C
4.4
ms
18 22 26 KHz
5
%
5
%
Continued on the following page…
fOSC
fOSC-G
© 2009 Fairchild Semiconductor Corporation
FAN6753 • Rev. 1.0.1
VFB-G
VFB-N
VFB
Figure 5. VFB vs. PWM Frequency
5
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