参数资料
型号: FAN6793NY
厂商: Fairchild Semiconductor
文件页数: 8/20页
文件大小: 0K
描述: IC REG CTRLR FLYBK ISO PWM 16DIP
标准包装: 30
PWM 型: 电流模式
输出数: 2
频率 - 最大: 130kHz
占空比: 70%
电源电压: 10 V ~ 22 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-DIP(0.300",7.62mm)
包装: 管件
产品目录页面: 1221 (CN2011-ZH PDF)
Electrical Characteristics
V DD =18V; R I =24k ? ;T A =25°C, unless noted.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
V DD Section
V DD-OP
Continuously Operating Voltage
22
V
I DD ST
I DD-OP1
I DD-OP2
V TH-ON
V TH-OFF
V TH-OLP
Startup Current
Operating Current 1
Operating Current 2
Start Threshold Voltage
Minimum Operating Voltage
I DD-OLP Off Voltage
V DD – 0.16V
V DD =15V; GATE Open
V DD =15V; GATE Open,
I REF =10mA
15
9
6.5
10
6
16
16
10
7.5
50
10
20
17
11
8.0
μ A
mA
mA
V
V
V
I TH-OLP
V DD-OVP
t OVP
Internal Sink Current
V DD Over-Voltage Protection
(Turn Off PWM with Delay)
V DD Over-Voltage Protection
Debounce
V TH-OLP +0.1V
V DD-OVP =26V
70
23.4
80
80
24.5
100
100
25.5
120
μ A
V
μ s
HV
I D
I HV-CS
Maximum Input Current
Internal Current Source
V AC =90V(V DC =120V),
V DD =10μF
HV=500V,V DD =15V
1.5
2.5
10
3.5
50
mA
μ A
Oscillator and Green-Mode Operation
V RI
RI Voltage
1.176
1.200
1.224
V
f OSC
Normal PWM Frequency
Center Frequency,
R I =24k ?
62
65
68
kHz
Jitter Range
±3.7
±4.2
±4.7
f OSC-G-MIN
RI
Minimum Frequency in Green
Mode
RI Range
R I =24k ?
18
12
20
24
22
47
kHz
k ?
RI OPEN
RI SHORT
RI Pin Open Protection
RI Pin Short Protection
If RI > RI OPEN , PWM
Turned Off
If RI > RI SHORT , PWM
Turned Off
1
6
M ?
k ?
V RMS for AC Brownout Protection
V RMS-OFF
Off Threshold Voltage for AC
Brownout Protection
0.75
0.80
0.85
V
V RMS-ON
Start Threshold Voltage for AC
Brownout Protection
V RMS-UVP-1 V RMS-UVP-1
+0.17 +0.19
V RMS-UVP-1
+0.21
V
t RMS
AC Brownout Protection
Debounce Time
R I =24k ?
150
195
240
ms
VREF
V REF
Reference voltage
I REF =1mA, C REF =0.1μF
4.75
5.00
5.25
V
V REF1
V REF2
I REF_MAX
Load Regulation of Reference
Voltage
Line Regulation of Reference
Voltage
Maximum Current
C REF =0.1μF,
I REF =1mA to 10mA
C REF =0.1μF,
V DD =12V to 22V
10
80
25
15
mV
mV
mA
I OS
V REF Short Current
V DD =15V
15
20
25
mA
? 2008 Fairchild Semiconductor Corporation
FAN6791 / FAN6793 ? Rev. 1.0.3
8
www.fairchildsemi.com
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