AAT1274

1.5A Single Flash LED Driver IC

DATA SHEET

5

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

Flash Mode Efficiency vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

40

50

60

70

80

90

100

Movie Mode Efficiency vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

50

55

60

65

70

75

80

85

90

204mA

104mA

52mA

Boost Switching Frequency vs. Input Voltage

(Movie Mode; L = 1µH)

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0

0.5

1

1.5

2

2.5

3

85°C

25°C

-40°C

Shutdown Current vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0

0.005

0.01

0.015

0.02

0.025

0.03

25°C

-40°C

Supply Current vs. Input Voltage

Input Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0

100

200

300

400

500

600

700

800

900

1000

85°C

25°C

-40°C

Movie Mode LED Current vs. Temperature

Temperature (°C)

-40

-15

10

35

60

85

185

190

195

200

205

210

215

220

225