2

Date: Dec 5-06 Rev E

Constant Current LED Driver

© 2006 Sipex Corporation

Supply Voltage (Vcc) .………………………..6.0V

Input Voltage at any input .….-0.6V to Vcc +0.5V

8-pin DFN Package

Storage Temperature ..………...-65°C to +50°C

Soldering Temperature ...………………+240°C**

*) Internally limited

**) Duration 0s maximum

Bold denotes

specifications which apply over the full operating temperature range, -40°C to +85°C.

PARAMETER

MIN

TYP

MAX

UNITS CONDITIONS

2.5

5.5

V

Quiescent Current

350

420

µ

A

Supply

Current

Shutdown Mode



µ

A

EN = GND, CTRL = DC

Sleep Mode

350

EN = Vcc, CTRL = GND

350

EN = Vcc, CTRL = DC

LED

Output

Current

after

25

nA

35

mA

02

3 pulses on CTRL

033

-8

8

%

0.

0.5

%/V

.5

6

%

5.5V

LED Current Thermal Regulation

0.0

%/°C

50

00

mV

90

85

00

20

Thermal Shutdown Die Tempera-

ture

60

°C

Thermal Shutdown Hysteresis

25

°C

50

µ

s

CTRL input Data Rate

4

MHz

Wake-up Time from Shutdown

50

µ

s

EN = LOW to HIGH,

CTRL = DC

Turn-off Time into Shutdown

30

µ

s

EN = HIGH to LOW,

CTRL = DC

Turn-off Time into Sleep Mode

25

450

µ

s

EN = HIGH, CTRL =

HIGH to LOW

Time Duration before Sleep Mode

2

4

7

s

HIGH, CTRL = HIGH

EN and CTRL pin

Logic Voltage

LOW

0.4

V

Driver in Shutdown Mode

HIGH

1.4

2.5V ≤ Vcc ≤ 5.5V

20

ms

See notes on next page

These are stress ratings only and

functional operation of the device at

these ratings or any other above those

indicated in the operation sections of

the specifications below is not implied.

Exposure to absolute maximum rating

conditions for extended periods of time

may affect reliability.

ABSOLUTE MAXIMUM RATINGS

ELECTRICAL CHARACTERISTICS