NJU6048 Просмотр технического описания (PDF) - Japan Radio Corporation

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NJU6048

High Efficiency White LED Driver

Japan Radio Corporation  

NJU6048

! PIN DESCRIPTIONS

No.

SYMBOL

1

SW

2

VSS

3

FB

4

OVP

5

VDD

TYPE

Input

Power

Input

Input

Power

DESCRIPTION

Switch Terminal

Ground Terminal

Feedback Terminal

Over Voltage protection Terminal

Power Supply terminal

! BLOCK DIAGRAM

VIN

C1

L1

VDD

SW

Bias

V SS

D1

VOUT

OVP

OVP

DC/DC

Control

FB

-

+

VREF =

0.25V

RLED

C2

ILED

-2-

Ver.2005-06-09

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