MC33988 Ver la hoja de datos (PDF) - Freescale Semiconductor

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componentes Descripción

Fabricante

MC33988

Dual Intelligent High-current Self-protected Silicon High Side Switch (8.0 mOhm)

Freescale Semiconductor 

INTERNAL BLOCK DIAGRAM

INTERNAL BLOCK DIAGRAM

CS

SO

SI

SCLK

FS

IN[0:1]

RST

WAKE

FSI

VDD

VPWR

VIC

IUP

Internal

Regulator

Over-voltage

Protection

SPI

3.0 MHz

Logic

IDWN

RDWN

Programmable

Switch Delay

0ms –525ms

Selectable Slew

Rate Gate Drive

Selectable Over-current

High Detection

50A or 37.5A

Selectable Over-

current Low Detection

Blanking Time

0.15ms – 155ms

Over-temperature

Detection

Selectable Over-current

Low Detection

3.75A –12.5A

Open Load

Detection

HS0

HS0

Programmable

Watchdog

310ms – 2500ms

VIC

IUP

HS1

HS1

Selectable

Output Current

Recopy

1/10250 or 1/20500

GND

Figure 2. 33988 Simplified Internal Block Diagram

CSNS

33988

2

Analog Integrated Circuit Device Data

Freescale Semiconductor

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