AAT1274

1.5A Single Flash LED Driver IC

DATA SHEET

6

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

201981A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 21, 2012

Typical Characteristics

Movie Mode LED Current Accuracy vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

-10

-8

-6

-4

-2

0

2

4

6

8

10

Movie Mode Output Ripple

Time (500ns/div)

(AC Coupled)

(50mV/div)

(100mA/div)

(2V/div)

100mA

0V

Flash Mode Output Ripple

Time (200ns/div)

(AC Coupled)

(50mV/div)

(50mA/div)

(2V/div)

1.65A

0V

Flash LED Current vs. Temperature

Temperature (°C)

-40

-15

10

35

60

85

1420

1440

1460

1480

1500

1520

1540

1560

1580

Flash On Time Delay vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0

10

20

30

40

50

60

70

80

-40°C

25°C

85°C

Movie Mode Line Transient

Time (50µs/div)

(AC Coupled)

(50mA/div)

(500mV/div)

4.2V

3.6V