FAN6982 Fairchild Semiconductor, FAN6982 Datasheet - Page 8

• Manufacturer Part Number: FAN6982
• Description: The FAN6982 is a 14-pin, Continuous Conduction Mode (CCM) PFC controller IC intended for Power Factor Correction (PFC) pre-regulators
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN6982 • Rev. 1.0.3
Electrical Characteristics
Unless otherwise noted; V
Gain Modulator
PFC I
PFC Output Driver
Tri-Fault Detect
Notes:
3.
4.
V
t
FBPFC_OPEN
V
Symbol
GATE-CLAMP
D
V
D
V
V
PFC-ILIMIT
V
GAIN
△V
PFC-MAX
PFC-UVP
PFC-MIN
GATE-H
This parameter, although guaranteed by design, is not 100% production tested.
This gain is the maximum gain of modulation with a given V
BW
GATE-L
O(GM)
I
AC
LIMIT
t
t
R
F
pk
Comparator
Input for AC Current
Gain Modulator
Bandwidth
Output Voltage=5.7kΩ ×
(I
Peak Current Limit
Threshold Voltage
Cycle-by-Cycle Limit
PFC I
Output
Gate Output Clamping
Voltage
Gate Low Voltage
Gate High Voltage
Gate Rising Time
Gate Falling Time
Maximum Duty Cycle
Minimum Duty Cycle
Time to FBPFC Open
PFC Feedback Under-
Voltage Protection
SENSE
LIMIT
-I
OFFSET
Parameter
-Gain Modulator
DD
)
=15V, T
(3)(4)
A
(Continued)
= 25°C, T
Multiplier Linear Range
I
V
I
V
I
V
I
V
I
V
I
I
V
I
V
V
V
V
V
O/P= 2V to 9V
V
O/P= 9V to 2V
V
V
V
OPEN, 470pF from FBPFC to GND
IAC
IAC
IAC
IAC
IAC
IAC
AC
IAC
A
FBPFC
FBPFC
FBPFC
FBPFC
FBPFC
FBPFC
FBPFC
DD
DD
DD
DD
DD
IEA
IEA
FBPFC
=T
=20µA, V
=17.67µA, V
=20µA, V
=25.69µA, V
=51.62µA, V
=62.23µA, V
=40µA
=17.67µA, V
=22V
=15V; I
=13V; I
=15V; C
=15V; C
<1.2V
>4.5V
J
, R
=2.25V, at T
=2.25V, at T
=2.25V, at T
=2.25V, at T
=2.25V, at T
=2.25V, at T
=2.25V, at T
=V
T
FBPFC-OVP
=27kΩ, and C
O
O
Conditions
L
L
RMS
=100mA
=100mA
8
VRMS
=4.7nF;
=4.7nF;
=1.224V
VRMS
VRMS
VRM
VRMS
VRMS
=1.224V
RMS
to FBPFC
A
A
A
A
A
A
A
S=3.169V
=25°C
=25°C
=25°C
=25°C
=25°C
=25°C
=25°C
=1.080V
=1.585V
=3.803V
=1.08V
voltage when V
T
=1000pF.
EA
7.500
6.367
3.801
0.950
0.660
0.710
Min.
-1.25
200
0.4
0
13
40
40
94
is saturated to high.
8
9.000
7.004
4.182
1.045
0.726
0.798
Typ.
-1.15
2
0.5
15
70
60
97
2
10.500
7.704
4.600
1.149
0.798
0.885
Max.
-1.05
100
120
110
1.5
0.6
17
0
4
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Units
kHz
mV
µA
ms
ns
ns
%
%
V
V
V
V
V
V