Datasheet > AL8861WT-7

AL8861WT-7

更新时间： 2022-02-26 12:28:08

品牌	Logo	应用领域
美台 - DIODES		驱动
页数	文件大小	规格书
18页	685K
描述
40V 1.5A BUCK LED DRIVER

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数据手册

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AL8861WT-7 数据手册

AL8861

Typical Performance Characteristics (@T_A= +25°C, V_IN= 16V, unless otherwise specified.)

Quiescent Current vs. Input Voltage

Quiescent Current vs. Temperature

560

540

520

500

480

460

440

420

400

380

360

600

580

560

540

520

500

480

460

440

420

400

V =16V

10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40

Input Voltage (V)

-50

-25

100

125

Temperature (^oC)

Shutdown Current vs. Input Voltage

Shutdown Current vs. Temperature

100

V =16V

10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40

Input Voltage (V)

-50

-25

100

125

Temperature (^oC)

I_SENSEThreshold Voltage vs. Input Voltage

PWM Dimming (V_IN=16V, 3 LEDs, 47μH, R_S=0.3Ω)

LED Current vs. Duty Cycle

120

115

110

105

100

340

320

300

280

260

240

220

200

180

160

140

120

100

L=47H,freq=680kHz

fPWM=100Hz

fPWM=200Hz

fPWM=500Hz

fPWM=1kHz

Isen_H

Isen_mean

Isen_L

10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40

Input Voltage (V)

100

Duty Cycle (%)

5 of 18

www.diodes.com

October 2017

AL8861

Document number: DS39435 Rev. 3 - 2

1 2 3 456 7 8...18

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