Datasheet > AAT1281IWO-T1

AAT1281IWO-T1

更新时间： 2024-01-29 14:10:38

品牌	Logo	应用领域
思佳讯 - SKYWORKS		驱动接口集成电路
页数	文件大小	规格书
18页	543K
描述
LED Driver

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技术参数
数据手册

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AAT1281IWO-T1 技术参数

是否Rohs认证：	符合	生命周期：	Active
Reach Compliance Code：	compliant	ECCN代码：	EAR99
HTS代码：	8542.39.00.01	风险等级：	5.76
接口集成电路类型：	LED DISPLAY DRIVER	峰值回流温度（摄氏度）：	NOT SPECIFIED
处于峰值回流温度下的最长时间：	NOT SPECIFIED	Base Number Matches：	1

AAT1281IWO-T1 数据手册

PRODUCT DATASHEET

AAT1281

SwitchReg

2A Driver IC for High Intensity LED Camera Flash

Typical Characteristics

Movie Mode Ripple

Movie Mode Transition Characteristic

(V_OUT= 5.5V; V_IN= 3.6V; I_FLOUTX= 137mA/Ch; L = 1µH)

(I_FLOUTX= 137mA/Ch to 27.4mA/Ch; SuperCap [5.5V, 0.55F])

V_OUT

(AC Coupled)

(50mV/div)

V_IN

(AC Coupled)

(50mV/div)

EN/SET

(2V/div)

V_OUT

(5V/div)

V_SINK

(AC Coupled)

(200mV/div)

I_SW

200mA

(500mA/div)

I_FLOUTX

(AC Coupled)

(10mA/div)

I_FLOUTX

(100mA/div)

Time (200ns/div)

Time (100µs/div)

Movie Mode Turn On Characteristic

Shutdown Current vs. Input Voltage

(I_FLOUTX= 137mA/Ch; V_IN= 3.6V; SuperCap [5.5V, 0.55F])

(V_EN= V_FLEN= GND = AGND = FLGND)

0.03

EN/SET

-40°C

25°C

(2V/div)

0.025

0.02

0.015

0.01

0.005

V_OUT

(5V/div)

I_SW

(1A/div)

I_FLOUTX

(100mA/div)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Input Voltage (V)

Time (100µs/div)

Flash Timeout vs. Temperature

Flash Timeout vs. C_TCapacitor

(V_IN= 3.6V; C_T= 47nF; I_FLOUTX= 1A/Ch)

(I_FLOUTX= 1A/Ch; SuperCap [5.5V, 0.55F])

1000

900

800

700

600

500

400

300

200

800

700

600

500

400

300

200

100

-40

-15

Temperature (°C)

C_TCapacitor (nF)

w w w . a n a l o g i c t e c h . c o m

1281.2008.11.1.1

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

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