Datasheet > LM78L12

LM78L12

更新时间： 2024-11-23 11:36:55

品牌	Logo	应用领域
科信 - KEXIN		调节器
页数	文件大小	规格书
2页	54K
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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LM78L12 数据手册

SMD Type

Three-Terminal Positive Voltage Regulator

LM78L12

SOT-23

Unit: mm

2.9 0.1

0.4 0.1

Features

+0.05

-0.01

0.1

Maximum Output current IO: 0.1A

Output Voltage VO: 12V

0.95 0.1

1.9 0.1

Continuous Total Dissipation PD: 0.35W (Ta = 25

)

1.OUT

2.IN

3.GND

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=19V, IO=40mA,CI=0.33 F,CO=0.1 F, unless otherwise specified)

Parameter

Symbol

Testconditons

Min

11.5

11.4

Typ

4.3

Max

Unit

12.5

12.6

100

T^J= 25

Output Voltage

V^O

T^J= 0 125 , 14V VI 27V, IO=1mA 40mA

T^J= 0 125 , IO=1mA 70mA

T^J= 25 , IO=1mA 100mA

T^J= 25 , IO=1mA 40mA

T^J= 25 , 14.5V VI 27V

T^J= 25 , 16V VI 27V

Load Regulation

250

200

6.5

Line Regulation

I^Q

Quiescent Current

Quiescent current Change

TJ = 25

1.5

TJ = 0 125 , 16V VI 27V

T^J= 0 125 , 1mA IO 40mA

0.1

Output Noise Voltage

Ripple Rejection

Dropout Voltage

V^N

V^D

TJ = 25 , 10Hz

100KHz

T^J= 0 125 , 15V VI 25V, f = 120Hz

TJ = 25

1.7

Typical Application

LM78L12

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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