Datasheet > LM78L18

LM78L18

更新时间： 2024-11-23 05:42:23

品牌	Logo	应用领域
科信 - KEXIN		调节器输出元件
页数	文件大小	规格书
2页	55K
描述
Three-Terminal Positive Voltage Regulator

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中文翻译

获取价格

数据手册

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LM78L18 数据手册

SMD Type

Three-Terminal Positive Voltage Regulator

LM78L18

SOT-89

Unit: mm

1.50 0.1

4.50 0.1

1.80 0.1

Features

0.44 0.1

0.53 0.1

0.48 0.1

Maximum Output current IO: 0.1A

Output Voltage VO: 18V

Continuous Total Dissipation PD: 0.5W (Ta = 25

)

3.00 0.1

1.OUT

2.GND

3.IN

Absolute Maximum Ratings (Operating temperature range applies unless otherwise specified)

Parameter

Symbol

V^I

Rating

Unit

Input Voltage

Operating Junction Temperature Range

Storage Temperature Range

T^OPR

TSTG

-55

+125

+150

Electrical Characteristics (VI=26V, IO=40mA,CI=0.33 F,CO=0.1 F, unless otherwise specified)

Parameter

Symbol

Testconditons

Min

17.3

17.1

Typ

4.7

Max

18.7

18.9

180

Unit

T^J= 25

Output Voltage

V^O

T^J= 0 125 , 20.5V VI 33V, IO=1mA 40mA

T^J= 0 125 , VI = 26V, IO=1mA 70mA

T^J= 25 , VI = 26V, IO=1mA 100mA

T^J= 25 , VI = 26V, IO=1mA 40mA

T^J= 25 , 20.5V VI 33V, IO = 40mA

T^J= 25 , 22V VI 33V, IO = 40mA

TJ = 25

Load Regulation

360

300

6.5

Line Regulation

I^Q

Quiescent Current

Quiescent current Change

1.5

T^J= 0 125 , 22V VI 33V, IO = 40mA

T^J= 0 125 , VI = 26V, 1mA IO 40mA

0.1

Output Noise Voltage

Ripple Rejection

V^N

V^D

TJ = 25 , 10Hz

100KHz

T^J= 0 125 , 21.5V VI 31.5V, f = 120Hz

TJ = 25

Dropout Voltage

1.7

Typical Application

LM78L18

Note:Bypass capacitors are recommended

for optimum stability and transient

response and should be located as

close as possible to the regulators.

0.33

0.1

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