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参数资料
| 型号： | FL7930BM |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 7/23页 |
| 文件大小： | 0K |
| 描述： | IC PFC CTLR FLYBACK/BOUND 8SOICN |
| 标准包装： | 95 |
| 类型： | 镇流器控制器 |
| 频率： | 250kHz ~ 350kHz |
| 电流 - 电源： | 2.5mA |
| 电源电压： | 13 V ~ 20 V |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOP |
| 包装： | 管件 |
Electrical Characteristics
V CC = 14 V and T A = -40°C~+125°C, unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Zero-Current Detect Section
V ZCD
Input Voltage Threshold
(4)
1.35
1.50
1.65
V
HY ZCD
Detect Hysteresis
(4)
0.05
0.10
0.15
V
V CLAMPH
V CLAMPL
I ZCD,BS
I ZCD,SR
I ZCD,SK
Input High Clamp Voltage
Input Low Clamp Voltage
Input Bias Current
Source Current Capability
(4)
Sink Current Capability
(4)
I DET =3 mA
I DET =-3 mA
V ZCD =1 V~5 V
T A =25°C
T A =25°C
5.5
0
-1.0
6.2
0.65
-0.1
7.5
1.00
1.0
-4
10
V
V
μA
mA
mA
Turn-On
t ZCD,D
Maximum Delay From ZCD to Output
(4)
dV/dt=-1 V/100 ns, from
5 V to 0 V
100
200
ns
Output Section
V OH
V OL
Output Voltage High
Output Voltage Low
I O =-100 mA, T A =25°C
I O =200 mA, T A =25°C
9.2
11.0
1.0
12.8
2.5
V
V
t RISE
Rising Time
(4)
C IN =1 nF
50
100
ns
t FALL
Falling Time
(4)
C IN =1 nF
50
100
ns
V O,MAX
V O,UVLO
Maximum Output Voltage
Output Voltage with UVLO Activated
V CC =20 V, I O =100 μA
V CC =5 V, I O =100 μA
11.5
13.0
14.5
1
V
V
Restart / Maximum Switching Frequency Limit Section
t RST
Restart Timer Delay
50
150
300
μs
f MAX
Maximum Switching Frequency
(4)
250
300
350
kHz
Soft-Start Timer Section
Internal Soft-Soft
t SS
(4)
3
5
7
ms
Protections
V OVP,INV
OVP Threshold Voltage at INV Pin
T A =25°C
2.620
2.675
2.730
V
HY OVP,INV OVP Hysteresis at INV Pin
V OVP,OVP OVP Threshold Voltage at OVP Pin
HY OVP,OVP OVP Hysteresis at OVP Pin
T A =25°C
T A =25°C
T A =25°C
0.120
2.740
0.175
2.845
0.345
0.230
2.960
V
V
V
V EN
HY EN
Enable Threshold Voltage
Enable Hysteresis
0.40
0.05
0.45
0.10
0.50
0.15
V
V
T SD
Thermal Shutdown Temperature
(4)
125
140
155
°C
T HYS
Hysteresis Temperature of TSD
(4)
60
°C
Note:
4.
These parameters, although guaranteed by design, are not production tested.
? 2010 Fairchild Semiconductor Corporation
FL7930B ? Rev. 1.0.4
7
www.fairchildsemi.com
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