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參數(shù)資料
| 型號： | L4931ABV80 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT |
| 中文描述： | 極低降穩(wěn)壓器與抑制研究 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 1442K |
| 代理商： | L4931ABV80 |
L4941
4/14
ELECTRICAL CHARACTERISTICS
(Refer to test circuit, V
I
=7V, C
I
= 0.1
μ
F, C
O
= 22
μ
F,
T
J
= 25°C, unless otherwise specified.)
TYPICAL CHARACTERISTICS
Figure 4 :
Dropout Voltage vs Output Current
Figure 5 :
Dropout Voltage vs Temperature
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
V
I
V
O
V
O
Output Voltage
Input Voltage
Line Regulation
Load Regulation
I
O
= 5mA to 1A
I
O
= 5 mA
V
I
= 6 to 16V
I
O
= 5mA to 1A
I
O
= 0.5A to 1A
I
O
= 5 mA
I
O
= 1A
I
O
= 5 mA
I
O
= 1A
I
O
= 0.5A
I
O
= 1A
V
I
= 6 to 14V
4.8
5
5.2
16
20
20
15
8
40
3
-10
450
700
V
V
I
O
= 5 mA
5
8
5
4
20
mV
mV
mV
mA
mA
mA
mA
mV
mV
mv/°C
dB
A
I
q
Quiescent Current
V
I
= 6V
V
I
= 6V
V
I
= 6 to 14V
V
I
= 6 to 14V
I
q
Quiescent Current Change
V
d
Dropout Voltage
250
450
0.6
68
1.6
1.8
30
30
V
O
/
T Output Voltage Drift
SVR
Supply Voltage Rejection
I
sc
Short Circuit Current
f = 120Hz
V
I
= 14V
V
I
= 6V
f = 1KHz
B = 100Hz to 100KHz
I
O
= 1A
58
2.0
2.2
Z
O
e
N
Output Impedance
Output Noise Voltage
I
O
= 0.5A
m
μ
V/V
O
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