參數(shù)資料
型號： L78M08
廠商： 意法半導(dǎo)體
英文描述： Positive Voltage Regulators(三端穩(wěn)壓器)
中文描述： 正電壓調(diào)節(jié)器（三端穩(wěn)壓器）
文件頁數(shù)： 9/19頁
文件大?。?/td> 174K
代理商： L78M08
ELECTRICALCHARACTERISTICS FOR L78M20C
(refer to the test circuits, T
j
= 25
o
C,
V
i
= 29V, I
o
= 350 mA,C
i
= 0.33
μ
F, C
o
= 0.1
μ
F unlessotherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
o
OutputVoltage
19.2
20
20.8
V
V
o
OutputVoltage
I
o
= 5mA to350 mA
V
i
= 23 to 35 V
I
o
= 200 mA
I
o
= 200 mA
19
20
21
V
V
o
Line Regulation
V
i
= 23 to 35V
V
i
= 24 to 35V
T
j
= 25
o
C
T
j
= 25
o
C
100
50
mV
mV
V
o
Load Regulation
I
o
= 5 to 500 mA
I
o
= 5 to 200 mA
400
200
mV
mV
I
d
Quiescent Current
6
mA
I
d
Quiescent Current Change
I
o
= 5 to 350 mA
0.5
mA
I
d
Quiescent Current Change
I
o
= 200 mA V
i
= 23 to 35 V
T
j
= 0 to 125
o
C
0.8
mA
V
o
T
OutputVoltage Drift
I
o
= 5mA
-1.1
mV/
o
C
e
N
OutputNoise Voltage
B = 10Hz to100KHz
110
μ
V
SVR
Supply Voltage Rejection
I
o
= 300 mA
V
i
= 24 to 34 V
f = 120Hz
53
dB
V
d
Dropout Voltage
2
V
I
sc
Short Circuit Current
V
i
= 35 V
240
mA
ELECTRICALCHARACTERISTICS FOR L78M24C
(refer to the test circuits, T
j
= 25
o
C,
V
i
= 33V, I
o
= 350 mA,C
i
= 0.33
μ
F, C
o
= 0.1
μ
F unlessotherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
o
OutputVoltage
23
24
25
V
V
o
OutputVoltage
I
o
= 5mA to350 mA
V
i
= 27 to 38 V
22.8
24
25.2
V
V
o
Line Regulation
I
o
= 200 mA
I
o
= 200 mA
V
i
= 27 to 38V
V
i
= 28 to 38V
T
j
= 25
o
C
T
j
= 25
o
C
100
50
mV
mV
V
o
Load Regulation
I
o
= 5 to 500 mA
I
o
= 5 to 200 mA
480
240
mV
mV
I
d
Quiescent Current
6
mA
I
d
Quiescent Current Change
I
o
= 5 to 350 mA
0.5
mA
I
d
Quiescent Current Change
I
o
= 200 mA V
i
= 27 to 38 V
T
j
= 0 to 125
o
C
0.8
mA
V
o
T
OutputVoltage Drift
I
o
= 5mA
-1.2
mV/
o
C
e
N
OutputNoise Voltage
B = 10Hz to100KHz
170
μ
V
SVR
Supply Voltage Rejection
I
o
= 300 mA
V
i
= 28 to 38 V
f = 120Hz
50
dB
V
d
Dropout Voltage
2
V
I
sc
Short Circuit Current
V
i
= 35 V
240
mA
L78M00
9/19
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L78M08AB 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Precision 500 mA regulators
L78M08ABDT 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8.0V 0.5A 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(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L78M08ABDT-1 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8.0V 0.5A 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(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L78M08ABDT-TR 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8.0V 0.5A 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(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
L78M08ABV 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 8.0V 0.5A 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(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
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