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参数资料
| 型号： | FA5501P |
| 厂商： | FUJI ELECTRIC CO LTD |
| 元件分类： | 稳压器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, PDIP8 |
| 封装： | DIP-8 |
| 文件页数： | 24/26页 |
| 文件大小： | 305K |
| 代理商： | FA5501P |
FA5500P/N, FA5501P/N
7
Quality is our message
(3)Electrical Characteristics (Unless otherwise specified, Ta=25°C and Vcc=12V)
ERROR AMPLIFIER(FB,COMP Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Voltage
Feedback
Input
Threshold
Vfb
Ta=25
2.465
2.500
2.535
Line Regulation
Regline
Vcc=12V to 28V
Ta=25
-50
-20
-
mV
Temperature stability
VdT
Ta=-30
to +105
0.5
mV/
Transconductance
Gm
Ta=25
70
90
120
mho
Output Current
Io
Source(Vfb=2.3V)
Sink(Vfb=2.7V)
-
10
-
A
OVERVOLTAGE COMPARATER (FB Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Input Threshold
Vthovp
1.075Vfb
1.09Vfb
1.105Vfb
FB SHORT COMPARATOR(FB Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Input Threshold
Vthsht
0.1
0.3
0.5
Pulldown Current
Ifb
0.5
2.5
5
A
MULTIPLIER(COMP,MUL Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Input Threshold
Pin2(COMP)
Vthcomp
1.79
2.04
-
V
Dynamic Input Voltage Range
Pin3(MUL)
Pin2(COMP)
Vpin3
Vpin2
0 to 2.5
Vthcomp to
Vthcomp
+1.0
0 to 3.5
Vthcomp to
Vthcomp
+1.5
-
V
Gain
K
Vpin3=0.5V
Vpin2=Vthcomp
+1.0V
0.53
0.75
0.97
/
K=Pin4Threshold/{Vpin3(Vpin2-Vthcomp)}
ZERO CURRENT DETECTOR (ZCD Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Input Threshold Voltage
Vthzcd
Vin increasing
1.33
1.50
1.87
V
Hysteresis
Vh
Vin decreasing
100
170
300
mV
Input Clamp Voltage
“H” state
“L” state
Vih
Vil
Idet=+3.0mA
Idet=-3.0mA
5.1
0.3
5.7
0.6
-
1.0
V
CURRENT SENSE COMPARATOR (IS Pin)
Item
Symbol
Condition
Min
Typ
Max
Unit
Maximum
Current
Sense
Input Threshold
Vthis
Vpin1=1.0V
Vpin3=3.0V
1.3
1.5
1.8
V
Delay to Output
Tphl
-
170
400
ns
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