FAN4800CS Fairchild Semiconductor, FAN4800CS Datasheet - Page 10

• Manufacturer Part Number: FAN4800CS
• Description: The highly integrated FAN4800AS/CS/01S/02S parts are specially designed for power supplies that consist of boost PFC and PWM
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN4800AS/CS/01S/02S • Rev. 1.0.1
Electrical Characteristics
Unless otherwise noted, V
PFC Output Driver
Brownout
Soft Start
PWM I
Range (FAN4801S/02S)
PWM Output Driver
Notes:
3.
4.
V
V
V
Symbol
D
D
V
GATE-CLAMP
V
GATE-CLAMP
D
t
V
V
V
V
V
V
V
PWM-ILIMIT
V
V
PWM-BNK
V
V
PWM-MAX
RMS-UVH
RMS-UVL
PFC-MAX
PFC-MIN
VRMS-H
PWM-LS
GATE-H
SS-MAX
VRMS-L
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
GATE-L
GATE-L
RMS-UVP
t
VEA-H
t
VEA-L
I
UVP
I
t
t
t
t
SS
PD
TC
R
R
F
F
LIMIT
Comparator
Gate Output Clamping Voltage
Gate Low Voltage
Gate High Voltage
Gate Rising Time
Gate Falling Time
Maximum Duty Cycle
Minimum Duty Cycle
Maximum Voltage
Soft-Start Current
Threshold Voltage
Propagation Delay to Output
Leading-Edge Blanking Time
RMS AC Voltage High
VEA LOW
VEA HIGH
Source Current from FBPFC
Gate Output Clamping Voltage
Gate Low Voltage
Gate High Voltage
Gate Rising Time
Gate Falling Time
Maximum Duty Cycle
PWM Comparator Level Shift
V
V
Hysteresis
Under Voltage Protection
Debounce Time
RMS AC Voltage Low
RMS
RMS
Threshold Low
Threshold High
Parameter
DD
=15V, T
A
(Continued)
= 25°C, T
A
=T
V
V
V
V
O/P= 2V to 9V
V
O/P= 9V to 2V
V
V
V
When V
When V
When V
Loading
When V
Loading
V
V
V
V
V
When V
When V
J
DD
DD
DD
DD
DD
IEA
IEA
DD
DD
DD
DD
DD
DD
, R
=22V
=15V, I
=13V, I
=15V, C
=15V; C
=15V
=22V
=15V, I
=13V, I
=15V, C
=15V, C
<1.2V
>4.5V
T
=6.8kΩ, and C
VRMS
VRMS
VEA
VEA
RMS
RMS
10
Conditions
O
O
O
O
= 1.95V at 30%
= 2.45V at 40%
=1.05V at 75V
=1.9V at 85•1.414
L
L
L
L
=100mA
=100mA
= 100mA
= 100mA
=4.7nF,
=4.7nF,
=4.7nF
=4.7nF
=1.95V at 132V
=2.45V at 150V
RMS
voltage when V
T
=1000pF.
RMS
RMS
RMS
VEA
Min.
49.0
1.03
1.88
0.95
1.90
2.40
1.90
2.40
750
850
170
1.3
9.5
13
40
40
94
18
30
30
18
8
8
is saturated to HIGH.
Typ.
1000
49.5
1.05
1.90
10.0
1.00
1.95
2.45
1.95
2.45
850
250
250
1.5
19
60
50
15
70
60
97
10
20
Max.
1150
50.0
1.08
1.94
10.5
1.05
2.00
2.50
2.00
2.50
120
110
120
110
950
350
1.5
1.8
1.5
20
www.fairchildsemi.com
17
22
0
Unit
mV
ms
µA
µA
ns
ns
ns
ns
ns
ns
%
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V