FL7930 FAIRCHILD [Fairchild Semiconductor], FL7930 Datasheet - Page 6

• Manufacturer Part Number: FL7930
• Description: Single-Stage Flyback and Boundary-Mode PFC
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

© 2011 Fairchild Semiconductor Corporation
FL7930 • Rev. 1.0.0
Electrical Characteristics
V
V
Supply Current Section
Error Amplifier Section
Maximum On-Time Section
Current-Sense Section
CC
CC
Symbol
t
t
HY
V
V
V
I
ON,MAX1
ON,MAX2
I
V
I
I
V
I
I
EAS,SR
EAS,SK
V
V
= 14V, T
Section
START
t
I
OPDIS
CS,BS
V
EA,BS
V
START
I
CS,D
STOP
V
DOP
g
REF1
EAH
OP
EAZ
UVLO
REF1
REF2
OP
CS
m
Z
A
Start Threshold Voltage
Stop Threshold Voltage
UVLO Hysteresis
Zener Voltage
Recommended Operating Range
Startup Supply Current
Operating Supply Current
Dynamic Operating Supply Current
Operating Current at Disable
Voltage Feedback Input Threshold1 T
Line Regulation
Temperature Stability of V
Input Bias Current
Output Source Current
Output Sink Current
Output Upper Clamp Voltage
Zero Duty Cycle Output Voltage
Transconductance
Maximum On-Time Programming 1 T
Maximum On-Time Programming 2
Current-Sense Input Threshold
Voltage Limit
Input Bias Current
Current-Sense Delay to Output
= -40°C to +125°C, unless otherwise specified.
Parameter
(4)
REF1
(4)
(4)
V
V
I
V
Output Not Switching
50kHZ, C
V
V
V
V
V
V
T
I
V
dV/dt=1V/100ns, from
0V to 5V
CC
ZCD
A
A
A
CC
CC
CC
INV
CC
INV
INV
INV
INV
CS
=25°C
=25°C, V
=25°C,
=20mA
=0V~1V
=V
=14V~20V
=0.469mA
=0V
=1V~4V
=V
=V
=1V, V
Increasing
Decreasing
Condition
6
START
REF
REF
I
=1nF
-0.1V
+0.1V
CS
-0.2V
ZCD
=0V
=1V
2.465
Min.
35.5
11.2
-0.5
-1.0
7.5
3.0
6.0
0.9
0.7
11
20
13
90
90
Continued on the following page…
2.500
Typ.
41.5
13.0
120
160
115
-0.1
350
8.5
3.5
1.5
2.5
0.1
-12
6.5
1.0
0.8
12
22
12
20
2.535
Max.
10.0
47.5
14.8
190
230
140
500
9.5
4.0
3.0
4.0
0.5
7.0
1.1
0.9
1.0
13
24
20
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µmho
Unit
mA
mA
mV
mV
µA
µA
µA
µA
µA
µA
µs
µs
ns
V
V
V
V
V
V
V
V
V