PIN DESCRIPTION

Rev. C – 10/31/2007

SP6887 4 Channel WLED Driver

© 2007 Exar Corporation

3/10

Thin QFN-16 3mmx3mm

Pin Number

Name

Description

1

EN

Enable Input, Active High

2

CTR0

Digital Control Input 0

3

CTR1

Digital Control Input 1

4

CTR2

Digital Control Input 2

5

RSET

Set Resistance

6

VOUT

Charge pump output connected to the LED anodes

7

VIN

Supply Voltage

8

C1+

Bucket Capacitor 1 Terminal

9

C1-

Bucket Capacitor 1 Terminal

10

C2-

Bucket Capacitor 2 Terminal

11

C2+

Bucket Capacitor 2 Terminal

12

GND

Ground Reference

13

LED4

LED4 Cathode Terminal

14

LED3

LED3 Cathode Terminal

15

LED2

LED2 Cathode Terminal

16

LED1

LED1 Cathode Terminal

ELECTRICAL SPECIFICATIONS

Absolute Maximum Ratings

These are stress ratings only and functional operation is not implied. Exposure to absolute maximum ratings for

prolonged time periods may affect device reliability. All voltages are with respect to ground.

Ambient Temperature Range ..... -40ºC to +85ºC

Storage Temperature Range .... -65ºC to +160ºC

Lead Temperature................................. 300ºC

ESD Ratings – Human Body Model ........... 2000V

Recommended Operating Conditions

Vin ........................................ +2.7V to +5.5V

Input/Output/Bucket Capacitors...1±20%µF(typ)

Ambient Temperature ...............-40ºC to +85ºC

ILED per LED ..............................0mA to 30mA

Thermal Information

Parameter

Symbol

Package

Max

Unit

Thermal Resistance (Junction to Ambient)

TQFN-16

34

ºC

TQFN-16

2.9

W