ST78L15 [SEMTECH]

3-Terminal positive voltage regulator; 3端正电压稳压器


型号：	ST78L15
厂家：	SEMTECH CORPORATION
描述：	3-Terminal positive voltage regulator 3端正电压稳压器稳压器
文件：	总2页 (文件大小：131K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

ST 78L15

3-Terminal positive voltage regulator

15V

• Suitable for TTL, DTL, HTL, C-MOS, Power Supply

• Internal Short-Circuit Current Limiting

• Internal Thermal Overload Protection

• Maximum Output Current of 150mA (Tj=25^oC)

•Available in the Plastic TO-92 Package

TO-92 Plastic Package

Weight approx. 0.19g

Absolute Maximum Ratings (T_a= 25 ^oC)

Symbol

V_IN

Rating

Unit

Input Voltage

Power Dissipation

P_tot

800

°C

Operating Temperature

Storage Temperature Range

T_opr

-30~75

-55~150

T_s

°C

SEMTECH ELECTRONICS LTD.

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

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

Dated : 07/12/2002

ST 78L15

Electrical Characteristics

(Unless otherwise specified, V_IN=23V, I_OUT=40mA, C_IN=0.33μF, C_OUT=0.1μF, T_j=25°C)

Symbol

V_OUT

Test Condition

Min.

Typ.

Max.

15.6

300

Unit

Output Voltage

14.4

Input Regulation

Reg. line 17.5V≤V_IN≤30V

20V≤V_IN≤30V

130

110

250

Load Regulation

Output Voltage

Reg. load 1.0mA≤I_OUT≤100mA

1.0mA≤I_OUT≤40mA

150

V_OUT

17.5V≤V_IN≤30V

1.0mA≤I_OUT≤40mA

V_IN=23V

14.25

15.75

V_OUT

14.25

15.75

1.0mA≤I_OUT≤70mA

Quiescent Current

Quiescent

Current

I_B

3.3

6.5

1.5

With line

With load

ΔI_B

20V≤V_IN≤30V

Change

1.0mA≤I_OUT≤40mA

Ta=25°C,

0.1

Output Noise Voltage

V_NO

μV

10Hz≤f≤100KHz

f=120Hz,

Ripple Rejection

18.5V≤V_IN≤28.5V,T_j=25°C

T_j=25°C

Dropout Voltage

⎢V_IN-V_OUT

⎢

1.7

Average Temperature

Coefficient of Output Voltage

TC_VO

I_OUT=5mA

-1.3

mV/°C

SEMTECH ELECTRONICS LTD.

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

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

Dated : 07/12/2002

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