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参数资料
| 型号： | FL7930CMX |
| 厂商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 0.5 A POWER FACTOR CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | MS-012AA, SOP-8 |
| 文件页数： | 17/20页 |
| 文件大小： | 1290K |
| 代理商： | FL7930CMX |
2011 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FL7930 Rev. 1.0.0
6
FL7930
—
Single-Stage
Flyback
and
Bou
ndary-Mode
PFC
Controller
for
Lighting
Electrical Characteristics
VCC = 14V, TA = -40°C to +125°C, unless otherwise specified.
Symbol
Parameter
Condition
Min.
Typ.
Max.
Unit
VCC Section
VSTART
Start Threshold Voltage
VCC Increasing
11
12
13
V
VSTOP
Stop Threshold Voltage
VCC Decreasing
7.5
8.5
9.5
V
HYUVLO
UVLO Hysteresis
3.0
3.5
4.0
V
VZ
Zener Voltage
ICC=20mA
20
22
24
V
VOP
Recommended Operating Range
13
20
V
Supply Current Section
ISTART
Startup Supply Current
VCC=VSTART-0.2V
120
190
A
IOP
Operating Supply Current
Output Not Switching
1.5
3.0
mA
IDOP
Dynamic Operating Supply Current
50kHZ, CI=1nF
2.5
4.0
mA
IOPDIS
Operating Current at Disable
VINV=0V
90
160
230
A
Error Amplifier Section
VREF1
Voltage Feedback Input Threshold1 TA=25°C
2.465
2.500
2.535
V
VREF1
Line Regulation
VCC=14V~20V
0.1
10.0
mV
VREF2
Temperature Stability of VREF1
(4)
20
mV
IEA,BS
Input Bias Current
VINV=1V~4V
-0.5
0.5
A
IEAS,SR
Output Source Current
VINV=VREF -0.1V
-12
A
IEAS,SK
Output Sink Current
VINV=VREF +0.1V
12
A
VEAH
Output Upper Clamp Voltage
VINV=1V, VCS=0V
6.0
6.5
7.0
V
VEAZ
Zero Duty Cycle Output Voltage
0.9
1.0
1.1
V
gm
Transconductance
(4)
90
115
140
mho
Maximum On-Time Section
tON,MAX1
Maximum On-Time Programming 1 TA=25°C, VZCD=1V
35.5
41.5
47.5
s
tON,MAX2
Maximum On-Time Programming 2
TA=25°C,
IZCD=0.469mA
11.2
13.0
14.8
s
Current-Sense Section
VCS
Current-Sense Input Threshold
Voltage Limit
0.7
0.8
0.9
V
ICS,BS
Input Bias Current
VCS=0V~1V
-1.0
-0.1
1.0
A
tCS,D
Current-Sense Delay to Output
(4)
dV/dt=1V/100ns, from
0V to 5V
350
500
ns
Continued on the following page…
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