SMH4814SCR03 View Datasheet(PDF) - Summit Microelectronics

Part Name

Description

MFG CO.

SMH4814SCR03

Dual Feed Active-ORing Programmable Hot Swap Controller

Summit Microelectronics 

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INTERNAL FUNCTIONAL BLOCK DIAGRAM

V12

5V_CAP

CBSENSE

DRAIN_SENSE

SLEW

VGATE_HS

Voltage

Regulator

and

Reference

Generator

CB Sense

and Gate

Control

E2 Memory

Configuration, Status,

and Command Registers

Time

Slot and

PUP

Control

SCL

SDA

I2C Interface

Virtual Address A2, A1

Programmable Fault

Conditions

PUPA

Polarity

PUPB

Polarity

PUPC

Polarity

PUPD

Polarity

ENTS

PD0

PD1

UV

OV

+

2.5V Ref

-

+

Prog Ref

-

Prog Hyst

+

Prog Ref

-

Prog Hyst

RESET#

Glitch

Filter

Summit Microelectronics, Inc

PO

Filter

Glitch

Filter

UV/OV

Filter

Fault

Latch

Duty Cycle

Timer

Figure 2. Block Diagram

2080 2.0 07/21/05

SMH4814

Preliminary Information

Supply

Arbitration

PUPA

FBA

PUPB

FBB

PUPC

FBC

PUPD

FBD

FEEDA

FEEDB

GATEA

GATEB

FAULT#

3

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