Datasheet > AAT1235IRN-T1

AAT1235IRN-T1

更新时间： 2024-01-26 19:23:14

品牌	Logo	应用领域
ANALOGICTECH		驱动器
页数	文件大小	规格书
21页	958K
描述
High Efficiency White LED Drivers for Backlight and Keypad

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技术参数
数据手册

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AAT1235IRN-T1 技术参数

生命周期：	Obsolete	包装说明：	,
Reach Compliance Code：	unknown	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	Base Number Matches：	1

AAT1235IRN-T1 数据手册

AAT1235

High Efficiency White LED Drivers

for Backlight and Keypad

Typical Characteristics

LED Current vs. Temperature

(All Channels = 20mA)

LED Current Accuracy vs. Temperature

(All Channels = 20mA)

21.2

21.0

20.8

20.6

20.4

20.2

20.0

19.8

19.6

19.4

19.2

19.0

I_A3

I_B1

-1

I_A2

I_B2

I_A2

I_A3

-2

-3

I_{B2, A1}

-4

-5

-6

I_A1

-40

-15

-40

-15

Temperature (°°C)

Shutdown Operation

(All Channels)

Output Ripple

(All Channels = 20mA)

14.5

14.0

13.5

Enable (V)

16V

_{GROUP_A}(mA)

I_{GROUP_B}(mA)

1.0

0.5

0.0

0.5

_INDUCTOR(A)

Time (50µs/div)

Time (200ns/div)

Output Ripple

(All Channels = 10mA)

Switching Frequency vs.

Supply Voltage and Temperature

13.5

13.0

12.5

2.5

25°C

2.0

1.5

1.0

0.5

0.0

14V

-40°C

+85°C

0.5

0.0

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Time (200ns/div)

Supply Voltage (V)

1235.2007.02.1.1

1...3 4 567 8 9...21

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