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參數(shù)資料
| 型號(hào)： | TDA4814 |
| 廠商： | SIEMENS AG |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Power Factor Controller IC for High Power Factor and Active Harmonic Filter |
| 中文描述： | 功率因數(shù)控制器IC，用于高功率因數(shù)，有源諧波濾波器 |
| 文件頁(yè)數(shù)： | 10/14頁(yè) |
| 文件大?。?/td> | 312K |
| 代理商： | TDA4814 |
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Semiconductor Group
10
TDA 4814
1)
V
S ON
means that
V
SH
has been exceeded but that the voltage is still greater than (
V
SH
–
V
S hy
).
2) Calculation of the output voltage
V
QM
:
V
QM
= C x V
M1
* x V
M2
* in V.
3) Step functions at comparator input
V
COMP
= – 100 mV
V
COMP
= + 100 mV.
Detector (
I
DET)
Upper switching voltage
for voltage rising (H)
Lower switching voltage
for voltage falling (L)
Switching hysteresis
Input current
0.9 V <
V
DET
< 6 V
Clamping-diode current
V
DET
> 6 V or
V
DET
< 0.9 V
V
DET H
V
DET L
V
S hy
–
I
DET
I
DET
1
0.95
50
–
– 3
1.3
–
–
5
–
1.6
–
300
10
V
V
mV
μ
A
mA
Delay Times
Input comparator QSIP
3)
t
–
200
500
ns
Characteristics
(cont’d)
V
S ON
1)
<
V
S
<
V
Z
;
T
A
= – 25 to 85 C
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
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