MC33288DDH Просмотр технического описания (PDF) - Freescale Semiconductor

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MC33288DDH

Solid State Relay for Automotive Flasher Applications

Freescale Semiconductor 

TYPICAL APPLICATIONS

OPERATIONAL MODES

TYPICAL APPLICATIONS

Battery

CB

VVbBaAt T

33288

OUT2

OUT2

OUT2

21+5W

Trailor Left Side 21+21+5W

Left Side

5.0 V

CHANNEL 2

Left

10 K

Charge

Pump

Over

Temp

Over

Current

I/O

R

IN2

MCU

I/O

R

IN1

I/O

R

ST

A/D

R

CUR R

St-2 Cr 2

Input

Trigger

St-1 Fault

Monitoring

VBATC

Open

Load

CHANNEL 1

Right

Current

Recopy

CR 1

Current Copy

Resistor

RCR

R : 10 k typical

RCR : 500 Ω to 1 kΩ typical

CB : 100 nF to 470 nF

RWLP : 100 Ω typical

GND

IN2

Drive &

Protect

Warning Lamp

Driver

VBAT

WLP

RWLP

1.2 W

VbBAaTt

OUT1

OUT1

OUT1

21+21+5W

Right Side

21+5W

Trailor Right Side

Figure 7. Typical Application - Automotive Flasher

Analog Integrated Circuit Device Data

Freescale Semiconductor

33288

11

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