CAT3606

Doc. No. MD-5009 Rev. C

2

Characteristics subject to change without notice

PIN CONFIGURATION (1)

TQFN 16-lead 4 x 4mm

(Top view)

PIN DESCRIPTIONS

Pin Number

Name

Function

1

LED6

LED6 cathode terminal

2

EN

Enable/shutdown input, active high

3

ENM

¯¯¯¯

Enable "main" input for LED1 to LED4, active low

4

ENS

¯¯¯¯

Enable "sub" input for LED5 and LED6, active low

5

RSET

The LED output current is set by the current sourced out of the RSET pin

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

LED1

LED 1 cathode terminal

13

LED2

LED 2 cathode terminal

14

LED3

LED 3 cathode terminal

15

LED4

LED 4 cathode terminal

16

LED5

LED 5 cathode terminal

PAD

GND

Ground reference

Notes:

(1) The "exposed pad" under the package must be connected to the ground plane on the PCB.

16

15

14

13

12

11

10

9

1

2

3

4

56

7

8

LED6

EN

ENM

ENS

LED1

C2+

C2-

C1-

LED5 LED4 LED3 LED2

RSET VOUT

VIN

C1+

GND PAD