FAN6754 Fairchild Semiconductor, FAN6754 Datasheet - Page 5

• Manufacturer Part Number: FAN6754
• Description: The highly integrated FAN6754 PWM controller provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN6754 • Rev. 1.0.2
Electrical Characteristics
V
V
HV Section
Symbol
t
t
V
D-VDDOVP
DD
DD
V
V
V
t
V
D-AC-OFF
V
V
I
I
I
V
S-CYCLE
△V
t
I
DD-OP1
DD-OP2
DD-OLP
H-TIME
DD-OFF
DD-OLP
DD-OVP
AC-OFF
DD-ST
V
DD-ON
AC-ON
DD-LH
DD-AC
=15V and T
I
I
Section
LH
HV
OP
AC
Continuously Operating Voltage
Start Threshold Voltage
Minimum Operating Voltage
I
Threshold Voltage on VDD Pin for
Latch-Off Release Voltage
Threshold Voltage on VDD Pin for
Disable AC recovery to avoid
Startup Failed
Startup Current
Operating Supply Current when
PWM operation
Operating Supply Current when
Gate Stop
Operating Current at PWM-Off
Phase Under Latch-Off
Conduction
Internal Sink Current Under Latch-
Off Conduction
V
V
Debounce Time
Supply Current from HV Pin
Brownout Threshold
Brownin Threshold
V
Line Voltage Sample Cycle
Line Voltage Hold Period
PWM Turn-off Debounce Time
DD-OLP
DD
DD
AC-ON
A
Over-Voltage Protection
Over-Voltage Protection
=25°C unless otherwise noted.
Off Voltage
- V
AC-OFF
Parameter
V
V
Open
V
V
V
V
V
DC Source Series
R=200kΩ to HV Pin
See Equation 1
DC Source Series
R=200kΩ to HV Pin
See Equation 2
DC Source Series
R=200kΩ to HV Pin
FB > V
FB < V
FB > V
FB < V
DD-ON
DD
DD
DD
DD-OLP
AC
DD
=90V(V
=20V, FB=3V Gate
=20V, FB=3V
=5V
=0V
Conditions
FB-N
FB-G
FB-N
FB-G
– 0.16V
+0.1V
5
DC
=120V),
V
Min.
15.5
+2.5
1.50
DD-OFF
170
104
180
3.5
5.5
30
24
75
92
65
8
6
Continued on the following page…
V
Typ.
16.5
DD-OFF
+3.0
2.75
200
165
102
114
220
650
235
6.5
4.0
1.7
1.2
60
25
12
20
75
9
V
Max.
17.5
+3.5
4.00
DD-OFF
230
255
112
124
290
7.5
4.5
2.0
1.5
24
10
30
90
26
18
85
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Units
mA
mA
mA
ms
ms
µA
µA
µA
µs
μs
μs
V
V
V
V
V
V
V
V
V
V