Datasheet > ST78L08U

ST78L08U

更新时间： 2024-01-09 19:30:07

品牌	Logo	应用领域
商升特 - SEMTECH		稳压器
页数	文件大小	规格书
2页	191K
描述
3-Terminal Positive Voltage Regulator

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ST78L08U 数据手册

ST 78L08U

3-Terminal Positive Voltage Regulator

Absolute Maximum Ratings (T_a= 25 C)

Parameter

Symbol

Value

Unit

Input Voltage

V_I

P_tot

T_opr

T_s

800 ¹⁾

Power Dissipation

Operating Temperature

- 20 to + 120

- 55 to + 150

Storage Temperature Range

15 mm X 25 mm X 0.7 mm alumina ceramic board, T_a≤ 25 C

Electrical Characteristics (T_a= 25 C)

(Unless otherwise specified, 0 C ≤ T_J≤ 125 C, V_I= 14 V, I_O= 40 mA, C_I= 0.33 µF, C_O= 0.1 µF)

Symbol

V_O

Test Condition

Min.

Typ.

Max.

Unit

Parameter

T_j= 25 C

7.7

8.3

8.4

175

125

Output Voltage

10.5 V ≤ V_I≤ 23 V, 1 mA ≤ I_O≤ 40 mA

V_I= 14 V, 1 mA ≤ I_O≤ 70 mA

7.6

10.5 V ≤ V_I≤ 23 V, T_j= 25 C

Line Regulation

Regline

11 V ≤ V_I≤ 23 V, T_j= 25 C

1 mA ≤ I_O≤ 100 mA, T_j= 25 C

Load Regulation

Regload

I_Q

1 mA ≤ I_O≤ 40 mA, T_j= 25 C

Quiescent Current

T_j= 25 C

5.5

1.5

0.1

12 V ≤ V_I≤ 23 V, I_O= 40 mA

V_I= 14 V, 1 mA ≤ I_O≤ 40 mA

Quiescent Current Change

ΔI_Q

V_N

µV

Output Noise Voltage

Ripple Rejection

Dropout Voltage

10 Hz ≤ f ≤ 100 KHz, T_j= 25 C

f = 120 Hz, 12 V ≤ V_I≤ 22 V, T_j= 25 C

V_Drop

T_j= 25 °C

1.7

V_I

V_O

78L08U

C₁

0.33 µF

C₂

0.1 µF

SEMTECH ELECTRONICS LTD.

(Subsidiary of Sino-Tech International Holdings Limited, a company

listed on the Hong Kong Stock Exchange, Stock Code: 724)

Dated : 05/09/2006

中文翻译

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