ISL97636AIRZ Просмотр технического описания (PDF) - Renesas Electronics

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Компоненты Описание

производитель

ISL97636AIRZ

6-Channel LED Driver

Renesas Electronics 

ISL97636A

Block Diagram

VBL+ = 6V TO 24V

34.5V, 30mA PER STRING

(6 x 9 = 54 WHITE LEDS)

VIN

VDC REG

OSC AND

RAMP

COMP

FAULT

FAULT DETECT

 =0

IMAX ILIMIT

LOGIC

O/P SHORT

FET

DRIVER

LX

OVP

PGND

COMP

RSET

GND

PWMI/EN

GM

AMP

REFERENCE

GENERATOR

HIGHEST VF

STRING

DETECT

+

-

+

-

ISL97636A

FAULT DETECT

PWM

GENERATOR

PWM/OC/SC

OC, SC

DETECT

IIN0

IIN5

OC, SC

DETECT

FAULT DETECT

TEMP

SENSOR

+

-

FAULT/DETECT

FIGURE 1. ISL97636A BLOCK DIAGRAM

FN6566 Rev 0.00

May 9, 2008

Page 3 of 18

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