NJW4615A

- 3 -

Ver.2014-09-11

 TYPICAL APPLICATION

Control

Logic

Current Limit

Thermal Shut Down

LED Short Protection

V

REF

( 0.2V )

GND

EN

PWM

R

S

V

DD

V

DD

Dimming Control

at PWM Signal

or

Light ON at Open

H : ON

L : OFF

LED

R

I

LED

I

LED

0

)

(

)

(

.

)

(

A

I

V

R

LED

S

2

0





 PIN DESCRIPTIONS

Pin

No.

Pin Name

I/O

Function

1

PWM

I

PWM Signal input pin for Dimming Control.

Not use Dimming Control, This pin is open.

2

GND

-

Ground

3

O

ILED Setting Resistor Connect Pin. The LED current can be set connecting

4

LED

O

Constant Current Circuit Output Pin

Connect Cathode Pin of LED.

5

EN

I

Standby Control Pin

Normal Operation at the time of High Level.

Standby Mode at the time of Low Level.

6

I

Power Supply