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參數(shù)資料
| 型號： | L78S18 |
| 廠商： | 意法半導體 |
| 英文描述： | Positive Voltage Regulators(三端穩(wěn)壓器) |
| 中文描述： | 正電壓調節(jié)器（三端穩(wěn)壓器） |
| 文件頁數(shù)： | 12/21頁 |
| 文件大?。?/td> | 261K |
| 代理商： | L78S18 |
ELECTRICAL CHARACTERISTICS FOR L78S18C
(refer to the test circuits, T
j
= 25
o
C,
V
i
= 26V, I
o
= 500 mA unless otherwise specified)
Symbol
V
o
V
o
V
o
Parameter
Test Conditions
Min.
17.1
17
Typ.
18
18
Max.
18.9
19
360
180
360
Unit
V
V
mV
mV
mV
Output Voltage
Output Voltage
Line Regulation
I
o
= 1 A
V
i
= 20.5 to 30 V
V
i
= 22 to 28 V
I
o
= 20 mA to 1.5 A
I
o
= 2 A
V
i
= 20.5 V
V
o
Load Regulation
200
I
d
Quiescent Current
Quiescent Current Change
Quiescent Current Change
Output Voltage Drift
8
mA
mA
mA
mV/
o
C
I
d
I
d
V
o
T
e
N
SVR
V
i
R
o
I
sc
I
scp
I
o
= 20 mA to 1A
I
o
= 20 mA
I
o
= 5 mA
0.5
1
V
i
= 20.5 to 30 V
T
j
= 0 to 70
o
C
-1
Output Noise Voltage
Supply Voltage Rejection
Operating Input Voltage
Output Resistance
Short Circuit Current
Short Circuit Peack Current
B = 10Hz to 100KHz
f = 120 Hz
I
o
≤
1.5 A
f = 1KHz
V
i
= 27 V
110
μ
V
dB
V
m
mA
A
43
21
22
500
3
ELECTRICAL CHARACTERISTICS FOR L78S24C
(refer to the test circuits, T
j
= 25
o
C,
V
i
= 33V, I
o
= 500 mA unless otherwise specified)
Symbol
V
o
V
o
V
o
Parameter
Test Conditions
Min.
23
22.8
Typ.
24
24
Max.
25
25.2
480
240
480
Unit
V
V
mV
mV
mV
Output Voltage
Output Voltage
Line Regulation
I
o
= 1 A
V
i
= 27 to 38 V
V
i
= 30 to 36 V
I
o
= 20 mA to 1.5 A
I
o
= 2 A
V
i
= 27 V
V
o
Load Regulation
300
I
d
Quiescent Current
Quiescent Current Change
Quiescent Current Change
Output Voltage Drift
8
mA
mA
mA
mV/
o
C
I
d
I
d
V
o
T
e
N
SVR
V
i
R
o
I
sc
I
scp
I
o
= 20 mA to 1A
I
o
= 20 mA
I
o
= 5 mA
0.5
1
V
i
= 27 to 38 V
T
j
= 0 to 70
o
C
-1.5
Output Noise Voltage
Supply Voltage Rejection
Operating Input Voltage
Output Resistance
Short Circuit Current
Short Circuit Peack Current
B = 10Hz to 100KHz
f = 120 Hz
I
o
≤
1.5 A
f = 1KHz
V
i
= 27 V
170
μ
V
dB
V
m
mA
A
42
27
28
500
3
L78S00 SERIES
12/21
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| L78S18C | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2A POSITIVE VOLTAGE REGULATORS |
| L78S18CT | 功能描述:線性穩(wěn)壓器 - 標準 18V 2.0A Positive RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負載調節(jié): 最大輸入電壓:5.5 V 線路調整率: 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
| L78S18CV | 功能描述:線性穩(wěn)壓器 - 標準 18V 2.0A Positive RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負載調節(jié): 最大輸入電壓:5.5 V 線路調整率: 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOT-323-5L |
| L78S18CV | 制造商:STMicroelectronics 功能描述:IC REGULATOR +18V |
| L78S18T | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2 A positive voltage regulators |
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