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參數(shù)資料
| 型號： | HT74XX |
| 廠商： | Holtek Semiconductor Inc. |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Negative Voltage Regulator |
| 中文描述： | 負電壓穩(wěn)壓器 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 90K |
| 代理商： | HT74XX |
Electrical Characteristics
HT7430, 3.0V output type
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
IN
Conditions
V
OUT
Output Voltage Tolerance
5V
I
OUT
=10mA
2.85
3.0
3.15
V
I
OUT
Output Current
5V
60
100
mA
V
OUT
Load Regulation
5V
1mA I
OUT
50mA
60
120
mV
V
DIF
Voltage Drop
I
OUT
=1mA
100
mV
I
SS
Current Consumption
5V
No load
200
350
A
V
V
V
OUT
IN
OUT
Line Regulation
4V V
IN
I
OUT
=1mA
12V
0.2
%/V
V
IN
V
Input Voltage
24
V
T
OUT
a
Temperature Coefficient
5V
I
OUT
=10mA
0 C<Ta<70 C
0.45
mV/ C
HT7450, 5.0V output type
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
IN
Conditions
V
OUT
Output Voltage
7V
I
OUT
=10mA
4.75
5.0
5.25
V
I
OUT
Output Current
7V
100
150
mA
V
OUT
Load Regulation
7V
1mA I
OUT
30mA
60
150
mV
V
DIF
Voltage Drop
I
OUT
=1mA
100
mV
I
SS
Current Consumption
7V
No load
330
500
A
V
V
V
OUT
IN
OUT
Line Regulation
6V V
IN
I
OUT
=1mA
15V
0.2
%/V
V
IN
Input Voltage
24
V
V
T
OUT
a
Temperature Coefficient
7V
I
OUT
=10mA
0 C<Ta<70 C
0.75
mV/ C
HT74XX
3
January 26, 2000
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