KA7812E

更新时间： 2024-02-14 08:33:06

品牌	Logo	应用领域
飞兆/仙童 - FAIRCHILD		稳压器
页数	文件大小	规格书
26页	255K
描述
3-Terminal 1A Positive Voltage Regulator

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数据手册

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KA7812E 数据手册

KA78XXE/KA78XXAE

Electrical Characteristics (KA7815E) (Continued)

(Refer to test circuit, 0°C < T < 125°C, I = 500mA, V =23V, C = 0.33µF, C =0.1µF, unless otherwise specified)

KA7815E

Parameter

Symbol

Conditions

Unit

Min. Typ. Max.

14.4 15 15.6

T =+25°C

Output Voltage

5.0mA ≤ I ≤1.0A, P ≤15W

V = 17.5V to 30V

14.25 15 15.75

V = 17.5V to 30V

300

150

300

150

8.0

0.5

1.0

Line Regulation (Note1)

Regline T =+25°C

V = 20V to 26V

= 5mA to 1.5A

Load Regulation (Note1)

Quiescent Current

Regload T =+25°C

= 250mA to 750mA

T =+25°C

5.2

= 5mA to 1.0A

Quiescent Current Change

∆I

V = 17.5V to 30V

Output Voltage Drift (Note2) ∆V /∆T

= 5mA

-1

mV/°C

µV/Vo

Output Noise Voltage

f = 10Hz to 100kHz, T = +25°C

f = 120Hz

V = 18.5V to 28.5V

Ripple Rejection (Note2)

Dropout Voltage

= 1A, T =+25°C

mΩ

Drop

Output Resistance (Note2)

Short Circuit Current

Peak Current (Note2)

f = 1kHz

V = 35V, T =+25°C

250

2.2

T =+25°C

Note:

1. Load and line regulation are specified at constant junction temperature. Changes in V due to heating effects must be taken

into account separately. Pulse testing with low duty is used.

2. These parameters, although guaranteed, are not 100% tested in production.

1...4 5 678 9 10...26

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