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參數(shù)資料
| 型號(hào)： | TDA4817 |
| 廠商： | INFINEON TECHNOLOGIES AG |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | POWER FACTOR CONTROLLER, 50 kHz SWITCHING FREQ-MAX, PDIP8 |
| 封裝： | PLASTIC, DIP-8 |
| 文件頁(yè)數(shù)： | 15/15頁(yè) |
| 文件大?。?/td> | 362K |
| 代理商： | TDA4817 |
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Version 2.0
9
1 May 1995
1)
VM1 = 1 V
VM2 = VREF + 1 V
2) Step function on comparator input
V
Comp from – 100 mV to + 100 mV.
Z-Diode (
V
S)
Z-voltage (observe
P
max)
V
Z
13
15.5
17
V
I
Z = 200 mA
Multiplier
Quadrant for input
voltages
Input voltage M1
Reference level for M1
Input voltage M2
Reference level for M2
Input current M1, M2
Max. output voltage
Multiplier gain
Temperature response
of coefficient
V
M1
V
REF M1
V
M2
V
REF M2
– I
I
V
QM max
C
Q25
C
Q
TC/C
Q
0
V
REF
0
0.62
0.55
– 0.3
I.
0
V
REF
1.6
0.67
– 0.1
2
V
REF + 1
2
0.72
0.77
0.1
qu
V
A
V
V– 1
%/K
T
j = 25 C
1)
Delay Times
Input comparator-QSIP
t
I
500
700
ns
2)
Detector
Upper switching voltage
for voltage rising (H)
Lower switching voltage
for voltage falling (L)
Input current
Clamping-diode
level
positive
negative
Switching hysteresis
V
DetH
V
DetL
–
I
Det
V
Det +
V
Det –
V
Dethy
1.0
0.95
50
1.3
6.9
0.6
1.6
10
300
V
A
V
mV
0.9 V <
V
Det < 6 V
I
Det = 3 mA
I
Det = 3 mA
Calculation of output voltage
V
QM: VQM = C x VM1 x VM2 in V.
Characteristics (cont’d)
V
SON < VS < VZ; TA = – 25 to 85 C
Parameter
Symbol
Limit Values
Unit
Test Condition
min.
typ.
max.
TDA 4817
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