AL9910/AL9910A/AL9910-5

UNIVERSAL HIGH VOLTAGE HIGH BRIGHTNESS LED

DRIVER

AL9910/AL9910A/AL9910-5

Document number: DS 35103 Rev. 3 - 2

5 of 15

www.diodes.com

June 2011

© Diodes Incorporated

Typical Characteristics

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

2.0

2.5

3.0

-40

-15

10

35

60

85

AMBIENT TEMPERATURE (°C)

Change in Current Sense Threshold vs. Ambient Temperature

280

300

320

340

360

380

400

420

440

460

-40

-15

10

35

60

85

AMBIEN T TEMPERATURE ( C)

Input Current vs. Ambient Temperature

°

V

= 15V

IN

V

= 400V

IN

-2.0

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

-40

-15

10

35

60

85

AMBIENT TEMPER ATURE (°C)

Change in Oscillation Frequency vs. Ambient Temperature

R

= 1M

OSC

Ω

R

= 226k

OSC

Ω

150

200

250

300

350

400

450

85

105 125 145 165 185 205

225 245 265

INPUT VOLTAGE (V

)

180mA LED Driver Short Circuit Output Current vs. Input Voltage

RMS

I

= 180mA

LED(NOM)

V

DIMMING CONTROL (mV)

I

vs. V

Dimming Control

LD

OUT MAX

LD

0

10

20

30

40

50

60

70

80

90

100

050

100

150

200

250

300

I

= 281mA

V

= 264V

T = 23.5C

LED

IN

A