Datasheet > SN7808BPI

SN7808BPI

更新时间： 2022-02-26 10:06:57

品牌	Logo	应用领域
可天士 - KODENSHI		/
页数	文件大小	规格书
18页	1101K
描述
3 Terminal 1A Positive Voltage Regulator

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SN7808BPI 数据手册

SN78xxB

◈ Electrical characteristics

( V_IN=14V, C_IN= 0.33uF, C_OUT= 0.1 uF, I_OUT= 500mA, T_J=0℃~125℃ ; unless otherwise specified )

SN7808B

Characteristic

Symbol

Test Condition*

Unit

Min.

Typ.

Max.

T_J=25℃

7.70

8.00

8.30

Output Voltage**

V_O

10.5V ≤ V_IN≤ 23.0V

7.60

8.00

8.40

5.0mA ≤ I_O≤ 1.0A, P_D≤ 15W

10.5V ≤ V_IN≤ 25.0V

5.0

2.0

160

Line Regulation

V_O(△VI)

T_J=25℃

11.5V ≤ V_IN≤ 17.0V

5.0mA ≤ I_O≤ 1.5A

250mA ≤ I_O≤ 750mA

T_J=25℃

10.0

5.0

160

Load Regulation

V_O(△IL)

T_J=25℃

Quiescent Current

I_QC

5.0

8.0

1.0

0.5

10.5V ≤ V_IN≤ 25.0V

5.0mA ≤ I_O≤ 1.0A

0.5

Quiescent Current Change

I_QC

0.05

11.5V ≤ V_IN≤ 21.5V

Ripple Rejection

f=120Hz

Dropout Voltage

V_DROP

V_N

I_O=1.0A

T_J=25℃

T_A=25℃

2.2

uV/ V_O

mΩ

Output Noise Voltage

Output Resistance

Short Circuit Current

Peak Output Current

10Hz ≤ f ≤ 100kHz

f=1.0kHz

r_O

I_SC

V_I=35V,

T_A=25℃

250

1.8

I_PK

T_J=25℃

Temperature coefficient of

Output voltage

△V_O/

I_O=5.0mA

-0.8

mV/C

△Temp

* Pulse testing techniques are used to maintain the junction temperature as close to the ambient

temperature as possible. Thermal effects must be taken into separately.

** This specification applies only for dc power dissipation permitted by absolute maximum ratings.

KSD-I0O016-000

Dec. 2016 REV. 00

1...3 4 567 8 9...18

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