Datasheet > AAT1270

AAT1270

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
ANALOGICTECH		调节器闪光灯
页数	文件大小	规格书
18页	725K
描述
1A Step-Up Current Regulator for Flash LEDs

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AAT1270 数据手册

AAT1270

1A Step-Up Current Regulator for Flash LEDs

Typical Characteristics

FLEN ON Delay Time vs. Input Voltage

Flash Inhibit On Delay Time

(EN/SET = 0V; FLEN = 3.3V; 500mA/ch)

200

180

160

140

120

100

FLINH

(2V/div)

-40°C

V_OUT

(2V/div)

V_SINK

(2V/div)

25°C

85°C

I_LED

(500mA/div)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

Input Voltage (V)

Time (100µs/div)

Movie Mode Turn On

(13.7mA/ch)

Movie Mode Turn On

(68.5mA/ch)

EN/SET

(2V/div)

EN/SET

(2V/div)

V_OUT

(2V/div)

V_OUT

(2V/div)

V_SINK

(2V/div)

V_SINK

(2V/div)

I_LED

(100mA/div)

I_LED

(100mA/div)

Time (200µs/div)

Time (100µs/div)

Movie Mode to Flash Mode Turn On

(68.5mA/ch to 500mA/ch)

Flash Mode Turn On

(500mA/ch)

FLEN

(2V/div)

FLEN

(2V/div)

V_OUT

(2V/div)

V_OUT

(2V/div)

V_SINK

(2V/div)

V_SINK

(2V/div)

I_LED

(1A/div)

I_IN

(1A/div)

Time (100µs/div)

1270.2007.07.1.0

1...4 5 678 9 10...18

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