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參數(shù)資料
| 型號(hào)： | KA7525BD |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Tantalum Conformal-Coated Capacitor; Capacitance: 1uF; Voltage: 25V; Packaging: Tape & Reel |
| 中文描述： | 0.5 A POWER FACTOR CONTROLLER, PDSO8 |
| 封裝： | SOP-8 |
| 文件頁數(shù)： | 4/18頁 |
| 文件大?。?/td> | 480K |
| 代理商： | KA7525BD |
KA7525B
4
Electrical Characteristics
Unless otherwise specified, these specifications apply over the operating ambient temperatures for the KA7525B
with 0
°
C
≤
Ta
≤
125
°
C and Vcc=12V
.
Parameter
UNDER VOLTAGE LOCK OUT SECTION
Start Threshold Voltage
UVLO Hysteresis
Supply Zener Voltage
SUPPLY CURRENT SECTION
Start-Up Supply Current
Operating Supply Current
Dynamic Operating Supply Current
ERROR AMPLIFIER SECTION
Symbol
Conditions
Min.
Typ.
Max.
Unit
V
th (st)
H
Y(st)
Vz
Vcc Increasing
9
10
2.1
36
11
2.5
-
V
V
V
-
1.7
30
Icc=10mA
Ist
Icc
Idcc
Vcc < Vth(st)
No Output Switching
50kHz, CI =1nF
-
-
-
0.2
4
5
0.3
8
10
mA
mA
mA
Voltage Feedback Input Threshold
Vref
Iref=0mA
0
°
C
≤
Ta
≤
125
°
C
12V
≤
Vcc
≤
25V
0mA
≤
Iref
≤
2mA
0
°
C
≤
Ta
≤
125
°
C
2.465
2.44
-
-
-
-0.5
-2
3
1.2
-
2.5
-
0.1
0.1
20
-
-4.5
4.5
-
0.6
2.535
2.56
10
10
-
0.5
-
-
3.6
-
V
V
Line Regulation
Load Regulation
(Note1)
Temperature Stability of Vref
(Note2)
Input Bias Current
Output Source Current
Output Sink Current
Output Voltage Range
(Note2)
Slew Rate (Note2)
MULTIPLIER SECTION
Input Bias Current(Pin3)
M1 Input Voltage Range (Pin3)
M2 Input Voltage Range (Pin2)
Multiplier Gain(Note3)
Maximum Multiplier Output Voltage
Temperature Stability of K (Note2)
Vref1
Vref2
Vref3
Ib(ea)
Isource
Isink
Veao
SR
mV
mV
mV
μ
A
mA
mA
V
V/
μ
s
-
Vm2=3V
Vm2=2V
No Load on EA Out
-
Ib(m)
Vm1
Vm2
K
Vomax(m)
K/
T
-
-
-
-0.5
0
Vref
0.55
1.1
-
-
-
-
0.5
2
μ
A
V
V
1/V
V
%/
°
C
Vref+1
0.8
1.45
-
Vm1=1V,
Vm2= 2.7 to 3.3V
Vea(-) = 0V, Vm1=2V
0
°
C
≤
Ta
≤
125
°
C
0.68
1.24
-0.2
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