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參數(shù)資料
| 型號： | L4987CPT50 |
| 廠商： | 意法半導體 |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT AND DROPOUT CONTROL FLAG |
| 中文描述： | 極低降穩(wěn)壓器與抑制和差型控制標志 |
| 文件頁數(shù)： | 7/13頁 |
| 文件大?。?/td> | 276K |
| 代理商： | L4987CPT50 |
L4987 SERIES
7/13
ELECTRICAL CHARACTERISTICS OF L4987CPT120
(refer to the test circuits, V
I
= 15V, I
O
= 5mA,
T
J
= 25°C, C
I
= 0.1 μF, C
O
= 2.2 μF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 200 mA V
I
= 15 V
I
O
= 200 mA V
I
= 15 V
I
O
= 200 mA
11.76
11.52
12.75
250
12
8.874
9.05
18
V
T
J
=-40 to 125°C
V
I
I
out
V
O
V
O
I
d
Operating Input Voltage
Output Current Limit
Line Regulation
Load Regulation
Quiescent Current
ON MODE
V
A
V
I
= 13.5 to 18 V
V
I
= 13.5 V
V
I
= 13.5 to 18 V
V
I
= 13.5 to 18 V
V
I
= 12 V
I
O
= 5 mA
V
I
= 14.5 ± 1 V
I
O
= 0.5 mA
I
O
= 0.5 to 200 mA
I
O
= 0 mA
I
O
= 200 mA
5
3
30
20
1
6
180
mV
mV
mA
0.5
3
90
67
64
51
0.3
OFF MODE
Supply Voltage Rejection
μA
dB
SVR
f = 120 Hz
f = 1 KHz
f = 10 KHz
V
d
Dropout Voltage
I
O
= 200 mA
I
O
= 200 mA
T
J
= -40 to 125°C
T
J
= -40 to 125°C
0.5
0.7
0.8
V
T
J
=-40 to 125°C
V
IL
V
IH
I
I
C
O
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Bypass Capacitance ESR = 0.5 to 10
V
V
μA
μF
2
10
10
I
O
= 0 to 200 mA
T
J
= -40 to 125°C
V
I
- V
O
< V
CESAT
power,
I
O
= 200mA
V
I
> 9.55 V,
2
V
FL
Control Flag Output Low
I
FL
= 6mA
0.5
V
I
FH
Control Flag Output High
Leakage Current
V
OH
= 15 V
10
μA
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