Preliminary Datasheet

WHITE LED DRIVER FOR LCD PANEL BACKLIGHT

AP3068

May. 2010

Rev. 1.3

BCD Semiconductor Manufacturing Limited

6

Absolute Maximum Ratings (Note 1) (Continued)

Parameter

Symbol

Value

Unit

Operating Junction Temperature

150

ºC

Storage Temperature

-65 to 150

ºC

Lead Temperature (Soldering, 10 sec)

260

ºC

ESD (Machine Model)

200

V

ESD (Human Body Model)

2000

V

Note 1: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to

the device. These are stress ratings only, and functional operation of the device at these or any other conditions

beyond those indicated under “Recommended Operating Conditions” is not implied. Exposure to “Absolute

Maximum Ratings” for extended periods may affect device reliability.

Recommended Operating Conditions

Parameter

Symbol

Min

Max

Unit

Input Voltage 1

6

27

V

Input Voltage 2

4.2

5.5

V

Operating Frequency

0.2

1

MHz

LED Channel Current

5

100

mA

PWM Dimming Frequency

0.1

25

kHz

Operating Temperature

-40

85

ºC

Electrical Characteristics

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

INPUT SECTION

Input Voltage

6

27

V

Quiescent Current

No Switching

3

5

mA

Shutdown Supply Current

1

2

µA