Datasheet > AAT1272IWO-T1

AAT1272IWO-T1

更新时间： 2024-02-16 16:09:00

品牌	Logo	应用领域
ANALOGICTECH		/
页数	文件大小	规格书
20页	2644K
描述
Switching Regulator/Controller,

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技术参数
数据手册

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AAT1272IWO-T1 技术参数

是否Rohs认证：	符合	生命周期：	Obsolete
Reach Compliance Code：	compliant	ECCN代码：	EAR99
HTS代码：	8542.39.00.01	风险等级：	5.83
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

AAT1272IWO-T1 数据手册

PRODUCT DATASHEET

AAT1272

SwitchReg

1.5A Step-Up Current Regulator for Flash LEDs

Typical Characteristics

Movie Mode LED Current Accuracy vs. Input Voltage

(I_FLOUTX= 103mA/Channel; L = 1µH)

Movie Mode Output Ripple

(I_FLOUTX= 103mA/ch; V_IN= 3.6V; L = 1µH)

V_OUT

(AC Coupled)

(50mV/div)

V_INDUCTOR

-2

-4

-6

(2V/div)

FLOUTA

I_INDUCTOR

(100mA/div)

100mA

-8

FLOUTB

-10

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Input Voltage (V)

Time (500ns/div)

Flash Mode Output Ripple

Flash LED Current Matching vs. Temperature

(I_FLOUTX= 750mA/ch; V_IN= 4V; L = 1µH)

(I_FLOUTX= 750mA/Ch; V_IN= 4.2V; L = 1µH)

800

790

780

770

760

750

740

730

V_OUT

(AC Coupled)

(50mV/div)

V_INDUCTOR

(2V/div)

720

FLOUTA

I_INDUCTOR

(50mA/div)

710

FLOUTB

700

-40

1.65A

-15

Temperature (°C)

Time (200ns/div)

Flash On Time Delay vs. Input Voltage

Flash Timeout Delay vs. C_TCapacitor

(I_FLOUTX= 750mA/ch; C_OUT= 2.2µF; L = 1µH)

(I_FLOUTX= 750mA/ch; V_IN= 3.6V)

1200

1000

800

600

400

200

-40°C

25°C

85°C

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

100

120

140

Input Voltage (V)

C_TCapacitor (nF)

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

1272.2009.04.1.2

1...4 5 678 9 10...20

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