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參數(shù)資料
| 型號： | FA7700V |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | For Switching Power Supply Control |
| 中文描述： | 對于開關(guān)電源控制 |
| 文件頁數(shù)： | 4/13頁 |
| 文件大?。?/td> | 182K |
| 代理商： | FA7700V |
FA7700V, FA7701V
4
Soft start section (CS terminal voltage)
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
Threshold voltage 1
V
CS0
Duty cycle=0%
0.560
0.660
0.760
V
Threshold voltage 2
V
CS50
Duty cycle=50%
0.880
V
ON/OFF section (CS terminal voltage)
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
ON/OFF threshold
V
ONOF
0.150
0.300
0.450
V
mV/
°
C
Threshold variation with temperature
V
ONTC
Ta =
–
30 to 85
°
C
+0.5
Timer latched short circuit protection section (FB terminal, CS terminal)
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
Short detection threshold voltage
V
FBTH
FB terminal voltage
1.350
1.500
1.650
V
Latched mode threshold voltage
V
CSTH
CS terminal voltage
2.050
2.200
2.350
V
Latched mode reset voltage
V
CSRE
CS terminal voltage
1.700
2.030
2.300
V
Latched mode hysteresis
V
CSHY
CS terminal voltage
FB terminal<1.35V, CS sink current= +1
μ
A
FB terminal>1.65V, CS sink current= +150
μ
A
50
170
350
mV
CS terminal clamped voltage
V
CSCL1
1.400
1.500
1.600
V
V
CSCL2
4.500
5.500
6.500
V
Overall section (Supply current to VCC terminal)
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
μ
A
mA
OFF mode supply current
I
CCST1
CS terminal=0V
40
100
Operating mode supply current
I
CC0
Duty cycle=0%, OUT:Open, IN
–
=0V, FB:Open
0.9
1.5
I
CC1
Duty cycle=50%, OUT:Open, IN
–
, FB:Shorted
1.2
2.0
mA
Latched mode supply current
I
CCLAT
CS terminal >2.35V, IN
–
=0V, FB:Open
0.9
1.5
mA
Output stage section (OUT terminal)
Item
Symbol
Test condition
Min.
Typ.
Max.
Unit
ns
High side on resistance
R
ONH
VCC=6V, source current=
–
50mA
10
20
R
ONH
VCC=2.5V, source current=
–
50mA
18
36
Low side on resistance
R
ONL
VCC=6V, sink current= +50mA
5
10
R
ONL
VCC=2.5V, sink current= +50mA
5
10
Rise time
FA7700
tr
330pF load to GND terminal
20
FA7701
330pF load to VCC terminal
25
ns
Fall time
FA7700
tf
330pF load to GND terminal
45
ns
FA7701
330pF load to VCC terminal
40
ns
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