AP1519SA

更新时间： 2024-02-27 15:39:33

品牌	Logo	应用领域
易亨 - ANACHIP		转换器
页数	文件大小	规格书
9页	172K
描述
300KHz, 2A PWM Buck DC/DC Converter

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中文翻译

获取价格

数据手册

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AP1519SA 数据手册

AP1519

300KHz, 2A PWM Buck DC/DC Converter

Absolute Maximum Ratings

Symbol

V_CC

Parameter

Rating

+24

Unit

Supply Voltage

V_SD

V_FB

V_OUT

P_D

T_ST

ON/OFF Pin input voltage

Feedback Pin voltage

Output voltage to Ground

Power dissipation

Storage temperature

Operating temperature

Operating voltage

-0.3 to +18

-1

^oC

Internally limited

-65 to +150

-40 to +125

+4.5 to +22

T_OP

V_OP

Electrical Characteristics (All Output Voltage Versions)

_LOAD= 0.5A

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Conditions

V_FB=0.8V

(Adjustable version only)

Min.

Typ.

Max.

Unit

-50

-100

345

I_B

Feedback bias current

-10

255

220

300

F_OSC

F_SCP

Oscillator frequency

KHz

Oscillator frequency of When current limit occurred

1.4

1.5

short circuit protect

and V_FB< 0.5V, Ta=25 ^oC

I_OUT=2A

V_SAT

I_CL

Saturation voltage

1.25

No outside circuit

V_FB=0V force driver on

V_FB=12V force driver off

Peak current

Max. Duty Cycle (ON)

Min. Duty Cycle (OFF)

100

Current limit

No outside circuit

V_FB=0V force driver on

No outside circuit

V_FB=12V force driver off

V_IN=22V

Output

Output = 0

-200

I_L

leakage

current

Output = -1

-5

I_Q

I_STBY

V_IL

Quiescent Current

Standby Quiescent

Current

V_FB=12V force driver off

ON/OFF pin=5V

150

200

0.6

V_IN=22V

Low (regulator ON)

ON/OFF pin logic input

threshold voltage

1.3

V_IH

High (regulator OFF)

2.0

ON/OFF pin logic input

current

I_H

I_L

V_LOGIC=2.5V (OFF)

-0.01

-1

ON/OFF pin input current V_LOGIC=0.5V (ON)

-0.1

Junction to

case

Thermal Resistance

SOP-8L

^oC/W

Θ_JC

Thermal Resistance

With copper area of

approximately 3 in²

Junction to

ambient

Θ_JA

SOP-8L

Anachip Corp.

www.anachip.com.tw

Rev.1.0 Oct 5, 2004

3/9

1 234 5 6 7...9

中文翻译

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