Rainbow-electronics MAX16832C Manual do Utilizador descarregar pdf (Página 6)

MAX16832A/MAX16832C

2MHz, High-Brightness LED Drivers with

Integrated MOSFET and High-Side Current Sense

6 _______________________________________________________________________________________

REGULATOR

OPEN LED

COMPARATOR

DIM

TEMP_I

FTBON_THR

PGND

GND

CURRENT-SENSE

COMPARATOR

PWM

DIMMING

0.45Ω, 65V

DMOS SWITCH

UVLO

COMPARATOR

THERMAL

FOLDBACK

COMPARATOR

BANDGAP

REF

DIM

BUFFER

_ANA

SET

25μA

1.23V

GATE

DRIVER

MAX16832A

MAX16832C

Figure 1. Internal Block Diagram

1 2 3 4 5 6 7 8 9

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Rainbow-electronics MAX16832C Manual do Utilizador Página 6